Hello, When using Syzkaller to fuzz the latest Linux kernel, the following crash was triggered. HEAD commit: a7904a538933 Linux 5.16-rc6 git tree: upstream console output: https://paste.ubuntu.com/p/hFxPCTYb5S/plain/ kernel config: https://paste.ubuntu.com/p/FDDNHDxtwz/plain/ Sorry, I don't have a reproducer for this crash, hope the symbolized report can help. If you fix this issue, please add the following tag to the commit: Reported-by: Yiru Xu <xyru1999@xxxxxxxxx> INFO: task syz-executor.6:13081 blocked for more than 143 seconds. Not tainted 5.16.0-rc6 #9 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:syz-executor.6 state:D stack:28544 pid:13081 ppid: 6803 flags:0x00004004 Call Trace: <TASK> context_switch kernel/sched/core.c:4972 [inline] __schedule+0xcd9/0x2530 kernel/sched/core.c:6253 schedule+0xd2/0x260 kernel/sched/core.c:6326 schedule_preempt_disabled+0xf/0x20 kernel/sched/core.c:6385 __mutex_lock_common kernel/locking/mutex.c:680 [inline] __mutex_lock+0xc48/0x1610 kernel/locking/mutex.c:740 xt_find_match net/netfilter/x_tables.c:205 [inline] xt_find_match+0xa1/0x270 net/netfilter/x_tables.c:197 xt_request_find_match net/netfilter/x_tables.c:235 [inline] xt_request_find_match+0x88/0x120 net/netfilter/x_tables.c:228 find_check_match net/ipv6/netfilter/ip6_tables.c:500 [inline] find_check_entry.isra.0+0x236/0x930 net/ipv6/netfilter/ip6_tables.c:558 translate_table+0xc99/0x16d0 net/ipv6/netfilter/ip6_tables.c:735 do_replace net/ipv6/netfilter/ip6_tables.c:1153 [inline] do_ip6t_set_ctl+0x50e/0xb10 net/ipv6/netfilter/ip6_tables.c:1639 nf_setsockopt+0x83/0xe0 net/netfilter/nf_sockopt.c:101 ipv6_setsockopt+0x15f/0x190 net/ipv6/ipv6_sockglue.c:1017 sctp_setsockopt+0x149/0xa8d0 net/sctp/socket.c:4576 __sys_setsockopt+0x2db/0x610 net/socket.c:2176 __do_sys_setsockopt net/socket.c:2187 [inline] __se_sys_setsockopt net/socket.c:2184 [inline] __x64_sys_setsockopt+0xba/0x150 net/socket.c:2184 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x35/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x44/0xae RIP: 0033:0x7f813396889d RSP: 002b:00007f81322d9c28 EFLAGS: 00000246 ORIG_RAX: 0000000000000036 RAX: ffffffffffffffda RBX: 00007f8133a87f60 RCX: 00007f813396889d RDX: 0000000000000040 RSI: 0000000000000029 RDI: 0000000000000003 RBP: 00007f81339d500d R08: 00000000000003c8 R09: 0000000000000000 R10: 0000000020000340 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffea5194ecf R14: 00007f8133a87f60 R15: 00007f81322d9dc0 </TASK> Showing all locks held in the system: 2 locks held by systemd/1: #0: ffff88801a675550 (mapping.invalidate_lock){++++}-{3:3}, at: filemap_invalidate_lock_shared include/linux/fs.h:838 [inline] #0: ffff88801a675550 (mapping.invalidate_lock){++++}-{3:3}, at: filemap_fault+0x1537/0x2400 mm/filemap.c:3096 #1: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __perform_reclaim mm/page_alloc.c:4585 [inline] #1: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __alloc_pages_direct_reclaim mm/page_alloc.c:4609 [inline] #1: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __alloc_pages_slowpath.constprop.0+0x760/0x21b0 mm/page_alloc.c:5007 3 locks held by kworker/u8:1/10: 1 lock held by khungtaskd/40: #0: ffffffff8bb80e20 (rcu_read_lock){....}-{1:2}, at: debug_show_all_locks+0x53/0x260 kernel/locking/lockdep.c:6458 1 lock held by systemd-journal/3055: #0: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __perform_reclaim mm/page_alloc.c:4585 [inline] #0: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __alloc_pages_direct_reclaim mm/page_alloc.c:4609 [inline] #0: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __alloc_pages_slowpath.constprop.0+0x760/0x21b0 mm/page_alloc.c:5007 2 locks held by systemd-udevd/3058: #0: ffff88801a676940 (mapping.invalidate_lock){++++}-{3:3}, at: filemap_invalidate_lock_shared include/linux/fs.h:838 [inline] #0: ffff88801a676940 (mapping.invalidate_lock){++++}-{3:3}, at: filemap_fault+0x1537/0x2400 mm/filemap.c:3096 #1: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __perform_reclaim mm/page_alloc.c:4585 [inline] #1: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __alloc_pages_direct_reclaim mm/page_alloc.c:4609 [inline] #1: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __alloc_pages_slowpath.constprop.0+0x760/0x21b0 mm/page_alloc.c:5007 2 locks held by in:imklog/6770: #0: ffff88802a735f48 (mapping.invalidate_lock){++++}-{3:3}, at: filemap_invalidate_lock_shared include/linux/fs.h:838 [inline] #0: ffff88802a735f48 (mapping.invalidate_lock){++++}-{3:3}, at: filemap_fault+0x1537/0x2400 mm/filemap.c:3096 #1: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __perform_reclaim mm/page_alloc.c:4585 [inline] #1: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __alloc_pages_direct_reclaim mm/page_alloc.c:4609 [inline] #1: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __alloc_pages_slowpath.constprop.0+0x760/0x21b0 mm/page_alloc.c:5007 4 locks held by rs:main Q:Reg/6771: #0: ffff888018678af0 (&f->f_pos_lock){+.+.}-{3:3}, at: __fdget_pos+0xe9/0x100 fs/file.c:1034 #1: ffff888102a10460 (sb_writers#5){.+.+}-{0:0}, at: ksys_write+0x12d/0x250 fs/read_write.c:643 #2: ffff88802a49e7a0 (&sb->s_type->i_mutex_key#10){++++}-{3:3}, at: inode_lock include/linux/fs.h:783 [inline] #2: ffff88802a49e7a0 (&sb->s_type->i_mutex_key#10){++++}-{3:3}, at: ext4_buffered_write_iter+0xb8/0x360 fs/ext4/file.c:263 #3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __perform_reclaim mm/page_alloc.c:4585 [inline] #3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __alloc_pages_direct_reclaim mm/page_alloc.c:4609 [inline] #3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __alloc_pages_slowpath.constprop.0+0x760/0x21b0 mm/page_alloc.c:5007 2 locks held by syz-fuzzer/6713: #0: ffff8880286d8f88 (mapping.invalidate_lock){++++}-{3:3}, at: filemap_invalidate_lock_shared include/linux/fs.h:838 [inline] #0: ffff8880286d8f88 (mapping.invalidate_lock){++++}-{3:3}, at: filemap_fault+0x1537/0x2400 mm/filemap.c:3096 #1: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __perform_reclaim mm/page_alloc.c:4585 [inline] #1: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __alloc_pages_direct_reclaim mm/page_alloc.c:4609 [inline] #1: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __alloc_pages_slowpath.constprop.0+0x760/0x21b0 mm/page_alloc.c:5007 2 locks held by syz-fuzzer/6714: #0: ffff8880286d8f88 (mapping.invalidate_lock){++++}-{3:3}, at: filemap_invalidate_lock_shared include/linux/fs.h:838 [inline] #0: ffff8880286d8f88 (mapping.invalidate_lock){++++}-{3:3}, at: filemap_fault+0x1537/0x2400 mm/filemap.c:3096 #1: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __perform_reclaim mm/page_alloc.c:4585 [inline] #1: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __alloc_pages_direct_reclaim mm/page_alloc.c:4609 [inline] #1: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __alloc_pages_slowpath.constprop.0+0x760/0x21b0 mm/page_alloc.c:5007 2 locks held by syz-fuzzer/6715: #0: ffff8880286d8f88 (mapping.invalidate_lock){++++}-{3:3}, at: filemap_invalidate_lock_shared include/linux/fs.h:838 [inline] #0: ffff8880286d8f88 (mapping.invalidate_lock){++++}-{3:3}, at: filemap_fault+0x1537/0x2400 mm/filemap.c:3096 #1: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __perform_reclaim mm/page_alloc.c:4585 [inline] #1: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __alloc_pages_direct_reclaim mm/page_alloc.c:4609 [inline] #1: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __alloc_pages_slowpath.constprop.0+0x760/0x21b0 mm/page_alloc.c:5007 2 locks held by syz-fuzzer/6727: #0: ffff8880178ac028 (&mm->mmap_lock#2){++++}-{3:3}, at: mmap_read_trylock include/linux/mmap_lock.h:136 [inline] #0: ffff8880178ac028 (&mm->mmap_lock#2){++++}-{3:3}, at: do_user_addr_fault+0x285/0x11c0 arch/x86/mm/fault.c:1338 #1: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __perform_reclaim mm/page_alloc.c:4585 [inline] #1: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __alloc_pages_direct_reclaim mm/page_alloc.c:4609 [inline] #1: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __alloc_pages_slowpath.constprop.0+0x760/0x21b0 mm/page_alloc.c:5007 2 locks held by syz-fuzzer/6786: #0: ffff8880286d8f88 (mapping.invalidate_lock){++++}-{3:3}, at: filemap_invalidate_lock_shared include/linux/fs.h:838 [inline] #0: ffff8880286d8f88 (mapping.invalidate_lock){++++}-{3:3}, at: filemap_fault+0x1537/0x2400 mm/filemap.c:3096 #1: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __perform_reclaim mm/page_alloc.c:4585 [inline] #1: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __alloc_pages_direct_reclaim mm/page_alloc.c:4609 [inline] #1: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __alloc_pages_slowpath.constprop.0+0x760/0x21b0 mm/page_alloc.c:5007 2 locks held by syz-executor.4/6796: #0: ffff8880286d9980 ( mapping.invalidate_lock){++++}-{3:3} , at: filemap_invalidate_lock_shared include/linux/fs.h:838 [inline] , at: filemap_fault+0x1537/0x2400 mm/filemap.c:3096 #1: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __perform_reclaim mm/page_alloc.c:4585 [inline] #1: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __alloc_pages_direct_reclaim mm/page_alloc.c:4609 [inline] #1: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __alloc_pages_slowpath.constprop.0+0x760/0x21b0 mm/page_alloc.c:5007 1 lock held by syz-executor.2/6799: #0: ffff8880286d9980 (mapping.invalidate_lock){++++}-{3:3}, at: filemap_invalidate_lock_shared include/linux/fs.h:838 [inline] #0: ffff8880286d9980 (mapping.invalidate_lock){++++}-{3:3}, at: page_cache_ra_unbounded+0x1bc/0x950 mm/readahead.c:194 1 lock held by syz-executor.7/6800: #0: ffff888015d04d88 (&xt[i].mutex){+.+.}-{3:3}, at: xt_find_table_lock+0x147/0x690 net/netfilter/x_tables.c:1242 1 lock held by syz-executor.5/6802: #0: ffff888015d04d88 (&xt[i].mutex){+.+.}-{3:3}, at: xt_find_table_lock+0x147/0x690 net/netfilter/x_tables.c:1242 2 locks held by kworker/u8:6/11683: 2 locks held by syz-executor.3/16727: #0: ffff888015d04d88 (&xt[i].mutex){+.+.}-{3:3}, at: xt_find_table_lock+0x147/0x690 net/netfilter/x_tables.c:1242 #1: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __perform_reclaim mm/page_alloc.c:4585 [inline] #1: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __alloc_pages_direct_reclaim mm/page_alloc.c:4609 [inline] #1: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __alloc_pages_slowpath.constprop.0+0x760/0x21b0 mm/page_alloc.c:5007 1 lock held by syz-executor.0/10214: #0: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __perform_reclaim mm/page_alloc.c:4585 [inline] #0: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __alloc_pages_direct_reclaim mm/page_alloc.c:4609 [inline] #0: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __alloc_pages_slowpath.constprop.0+0x760/0x21b0 mm/page_alloc.c:5007 3 locks held by kworker/0:0/12374: 3 locks held by kworker/3:14/17038: 2 locks held by syz-executor.1/8381: #0: ffff8880286d9980 (mapping.invalidate_lock){++++}-{3:3}, at: filemap_invalidate_lock_shared include/linux/fs.h:838 [inline] #0: ffff8880286d9980 (mapping.invalidate_lock){++++}-{3:3}, at: filemap_fault+0x1537/0x2400 mm/filemap.c:3096 #1: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __perform_reclaim mm/page_alloc.c:4585 [inline] #1: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __alloc_pages_direct_reclaim mm/page_alloc.c:4609 [inline] #1: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __alloc_pages_slowpath.constprop.0+0x760/0x21b0 mm/page_alloc.c:5007 2 locks held by kworker/2:20/8392: #0: ffff888010c66138 ((wq_completion)events_freezable_power_){+.+.}-{0:0}, at: arch_atomic64_set arch/x86/include/asm/atomic64_64.h:34 [inline] #0: ffff888010c66138 ((wq_completion)events_freezable_power_){+.+.}-{0:0}, at: arch_atomic_long_set include/linux/atomic/atomic-long.h:41 [inline] #0: ffff888010c66138 ((wq_completion)events_freezable_power_){+.+.}-{0:0}, at: atomic_long_set include/linux/atomic/atomic-instrumented.h:1198 [inline] #0: ffff888010c66138 ((wq_completion)events_freezable_power_){+.+.}-{0:0}, at: set_work_data kernel/workqueue.c:635 [inline] #0: ffff888010c66138 ((wq_completion)events_freezable_power_){+.+.}-{0:0}, at: set_work_pool_and_clear_pending kernel/workqueue.c:662 [inline] #0: ffff888010c66138 ((wq_completion)events_freezable_power_){+.+.}-{0:0}, at: process_one_work+0x8c3/0x16d0 kernel/workqueue.c:2269 #1: ffffc90019bbfdc8 ((work_completion)(&(&ev->dwork)->work)){+.+.}-{0:0}, at: process_one_work+0x8f7/0x16d0 kernel/workqueue.c:2273 4 locks held by syz-executor.4/11310: #0: ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at: dup_mmap kernel/fork.c:497 [inline] #0: ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at: dup_mm+0x108/0x13d0 kernel/fork.c:1450 #1: ffff888024074728 (&mm->mmap_lock#2){++++}-{3:3}, at: mmap_write_lock_killable include/linux/mmap_lock.h:87 [inline] #1: ffff888024074728 (&mm->mmap_lock#2){++++}-{3:3}, at: dup_mmap kernel/fork.c:498 [inline] #1: ffff888024074728 (&mm->mmap_lock#2){++++}-{3:3}, at: dup_mm+0x12e/0x13d0 kernel/fork.c:1450 #2: ffff8880ba900828 (&mm->mmap_lock/1){+.+.}-{3:3}, at: mmap_write_lock_nested include/linux/mmap_lock.h:78 [inline] #2: ffff8880ba900828 (&mm->mmap_lock/1){+.+.}-{3:3}, at: dup_mmap kernel/fork.c:507 [inline] #2: ffff8880ba900828 (&mm->mmap_lock/1){+.+.}-{3:3}, at: dup_mm+0x18a/0x13d0 kernel/fork.c:1450 #3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __perform_reclaim mm/page_alloc.c:4585 [inline] #3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __alloc_pages_direct_reclaim mm/page_alloc.c:4609 [inline] #3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __alloc_pages_slowpath.constprop.0+0x760/0x21b0 mm/page_alloc.c:5007 4 locks held by syz-executor.4/11313: #0: ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at: dup_mmap kernel/fork.c:497 [inline] #0: ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at: dup_mm+0x108/0x13d0 kernel/fork.c:1450 #1: ffff888024071d28 (&mm->mmap_lock#2){++++}-{3:3}, at: mmap_write_lock_killable include/linux/mmap_lock.h:87 [inline] #1: ffff888024071d28 (&mm->mmap_lock#2){++++}-{3:3}, at: dup_mmap kernel/fork.c:498 [inline] #1: ffff888024071d28 (&mm->mmap_lock#2){++++}-{3:3}, at: dup_mm+0x12e/0x13d0 kernel/fork.c:1450 #2: ffff888086b31628 (&mm->mmap_lock/1){+.+.}-{3:3}, at: mmap_write_lock_nested include/linux/mmap_lock.h:78 [inline] #2: ffff888086b31628 (&mm->mmap_lock/1){+.+.}-{3:3}, at: dup_mmap kernel/fork.c:507 [inline] #2: ffff888086b31628 (&mm->mmap_lock/1){+.+.}-{3:3}, at: dup_mm+0x18a/0x13d0 kernel/fork.c:1450 #3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __perform_reclaim mm/page_alloc.c:4585 [inline] #3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __alloc_pages_direct_reclaim mm/page_alloc.c:4609 [inline] #3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __alloc_pages_slowpath.constprop.0+0x760/0x21b0 mm/page_alloc.c:5007 4 locks held by syz-executor.4/11315: #0: ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at: dup_mmap kernel/fork.c:497 [inline] #0: ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at: dup_mm+0x108/0x13d0 kernel/fork.c:1450 #1: ffff888054c37828 (&mm->mmap_lock#2){++++}-{3:3}, at: mmap_write_lock_killable include/linux/mmap_lock.h:87 [inline] #1: ffff888054c37828 (&mm->mmap_lock#2){++++}-{3:3}, at: dup_mmap kernel/fork.c:498 [inline] #1: ffff888054c37828 (&mm->mmap_lock#2){++++}-{3:3}, at: dup_mm+0x12e/0x13d0 kernel/fork.c:1450 #2: ffff8880b254d528 (&mm->mmap_lock/1){+.+.}-{3:3}, at: mmap_write_lock_nested include/linux/mmap_lock.h:78 [inline] #2: ffff8880b254d528 (&mm->mmap_lock/1){+.+.}-{3:3}, at: dup_mmap kernel/fork.c:507 [inline] #2: ffff8880b254d528 (&mm->mmap_lock/1){+.+.}-{3:3}, at: dup_mm+0x18a/0x13d0 kernel/fork.c:1450 #3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __perform_reclaim mm/page_alloc.c:4585 [inline] #3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __alloc_pages_direct_reclaim mm/page_alloc.c:4609 [inline] #3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __alloc_pages_slowpath.constprop.0+0x760/0x21b0 mm/page_alloc.c:5007 4 locks held by syz-executor.4/11316: #0: ffffffff8bc53fd0 (dup_mmap_sem ){.+.+}-{0:0}, at: dup_mmap kernel/fork.c:497 [inline] ){.+.+}-{0:0}, at: dup_mm+0x108/0x13d0 kernel/fork.c:1450 #1: ffff888024074028 (&mm->mmap_lock #2){++++}-{3:3} , at: mmap_write_lock_killable include/linux/mmap_lock.h:87 [inline] , at: dup_mmap kernel/fork.c:498 [inline] , at: dup_mm+0x12e/0x13d0 kernel/fork.c:1450 #2: ffff8880b18b3228 ( &mm->mmap_lock /1 ){+.+.}-{3:3} , at: mmap_write_lock_nested include/linux/mmap_lock.h:78 [inline] , at: dup_mmap kernel/fork.c:507 [inline] , at: dup_mm+0x18a/0x13d0 kernel/fork.c:1450 #3: ffffffff8bca5140 (fs_reclaim ){+.+.}-{0:0} , at: __perform_reclaim mm/page_alloc.c:4585 [inline] , at: __alloc_pages_direct_reclaim mm/page_alloc.c:4609 [inline] , at: __alloc_pages_slowpath.constprop.0+0x760/0x21b0 mm/page_alloc.c:5007 4 locks held by syz-executor.4/11318: #0: ffffffff8bc53fd0 (dup_mmap_sem ){.+.+}-{0:0} , at: dup_mmap kernel/fork.c:497 [inline] , at: dup_mm+0x108/0x13d0 kernel/fork.c:1450 #1: ffff888024075528 (&mm->mmap_lock#2){++++}-{3:3}, at: mmap_write_lock_killable include/linux/mmap_lock.h:87 [inline] #1: ffff888024075528 (&mm->mmap_lock#2){++++}-{3:3}, at: dup_mmap kernel/fork.c:498 [inline] #1: ffff888024075528 (&mm->mmap_lock#2){++++}-{3:3}, at: dup_mm+0x12e/0x13d0 kernel/fork.c:1450 #2: ffff8880aabd7128 (&mm->mmap_lock/1){+.+.}-{3:3}, at: mmap_write_lock_nested include/linux/mmap_lock.h:78 [inline] #2: ffff8880aabd7128 (&mm->mmap_lock/1){+.+.}-{3:3}, at: dup_mmap kernel/fork.c:507 [inline] #2: ffff8880aabd7128 (&mm->mmap_lock/1){+.+.}-{3:3}, at: dup_mm+0x18a/0x13d0 kernel/fork.c:1450 #3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __perform_reclaim mm/page_alloc.c:4585 [inline] #3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __alloc_pages_direct_reclaim mm/page_alloc.c:4609 [inline] #3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __alloc_pages_slowpath.constprop.0+0x760/0x21b0 mm/page_alloc.c:5007 4 locks held by syz-executor.4/11319: #0: ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at: dup_mmap kernel/fork.c:497 [inline] #0: ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at: dup_mm+0x108/0x13d0 kernel/fork.c:1450 #1: ffff888054c30128 (&mm->mmap_lock#2){++++}-{3:3}, at: mmap_write_lock_killable include/linux/mmap_lock.h:87 [inline] #1: ffff888054c30128 (&mm->mmap_lock#2){++++}-{3:3}, at: dup_mmap kernel/fork.c:498 [inline] #1: ffff888054c30128 (&mm->mmap_lock#2){++++}-{3:3}, at: dup_mm+0x12e/0x13d0 kernel/fork.c:1450 #2: ffff8880a7d0f128 (&mm->mmap_lock/1){+.+.}-{3:3}, at: mmap_write_lock_nested include/linux/mmap_lock.h:78 [inline] (&mm->mmap_lock/1){+.+.}-{3:3}, at: dup_mmap kernel/fork.c:507 [inline] (&mm->mmap_lock/1){+.+.}-{3:3}, at: dup_mm+0x18a/0x13d0 kernel/fork.c:1450 #3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __perform_reclaim mm/page_alloc.c:4585 [inline] #3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __alloc_pages_direct_reclaim mm/page_alloc.c:4609 [inline] #3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __alloc_pages_slowpath.constprop.0+0x760/0x21b0 mm/page_alloc.c:5007 4 locks held by syz-executor.4/11321: #0: ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at: dup_mmap kernel/fork.c:497 [inline] #0: ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at: dup_mm+0x108/0x13d0 kernel/fork.c:1450 #1: ffff888024074e28 (&mm->mmap_lock#2){++++}-{3:3}, at: mmap_write_lock_killable include/linux/mmap_lock.h:87 [inline] #1: ffff888024074e28 (&mm->mmap_lock#2){++++}-{3:3}, at: dup_mmap kernel/fork.c:498 [inline] #1: ffff888024074e28 (&mm->mmap_lock#2){++++}-{3:3}, at: dup_mm+0x12e/0x13d0 kernel/fork.c:1450 #2: ffff8880921c7128 (&mm->mmap_lock/1){+.+.}-{3:3}, at: mmap_write_lock_nested include/linux/mmap_lock.h:78 [inline] #2: ffff8880921c7128 (&mm->mmap_lock/1){+.+.}-{3:3}, at: dup_mmap kernel/fork.c:507 [inline] #2: ffff8880921c7128 (&mm->mmap_lock/1){+.+.}-{3:3}, at: dup_mm+0x18a/0x13d0 kernel/fork.c:1450 #3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __perform_reclaim mm/page_alloc.c:4585 [inline] #3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __alloc_pages_direct_reclaim mm/page_alloc.c:4609 [inline] #3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __alloc_pages_slowpath.constprop.0+0x760/0x21b0 mm/page_alloc.c:5007 4 locks held by syz-executor.4/11324: #0: ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at: dup_mmap kernel/fork.c:497 [inline] #0: ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at: dup_mm+0x108/0x13d0 kernel/fork.c:1450 #1: ffff888054c37128 (&mm->mmap_lock#2){++++}-{3:3}, at: mmap_write_lock_killable include/linux/mmap_lock.h:87 [inline] #1: ffff888054c37128 (&mm->mmap_lock#2){++++}-{3:3}, at: dup_mmap kernel/fork.c:498 [inline] #1: ffff888054c37128 (&mm->mmap_lock#2){++++}-{3:3}, at: dup_mm+0x12e/0x13d0 kernel/fork.c:1450 #2: ffff8880a1b35c28 (&mm->mmap_lock/1){+.+.}-{3:3}, at: mmap_write_lock_nested include/linux/mmap_lock.h:78 [inline] #2: ffff8880a1b35c28 (&mm->mmap_lock/1){+.+.}-{3:3}, at: dup_mmap kernel/fork.c:507 [inline] #2: ffff8880a1b35c28 (&mm->mmap_lock/1){+.+.}-{3:3}, at: dup_mm+0x18a/0x13d0 kernel/fork.c:1450 #3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __perform_reclaim mm/page_alloc.c:4585 [inline] #3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __alloc_pages_direct_reclaim mm/page_alloc.c:4609 [inline] #3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __alloc_pages_slowpath.constprop.0+0x760/0x21b0 mm/page_alloc.c:5007 4 locks held by syz-executor.4/11327: #0: ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at: dup_mmap kernel/fork.c:497 [inline] #0: ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at: dup_mm+0x108/0x13d0 kernel/fork.c:1450 #1: ffff888054c36328 (&mm->mmap_lock#2){++++}-{3:3}, at: mmap_write_lock_killable include/linux/mmap_lock.h:87 [inline] #1: ffff888054c36328 (&mm->mmap_lock#2){++++}-{3:3}, at: dup_mmap kernel/fork.c:498 [inline] #1: ffff888054c36328 (&mm->mmap_lock#2){++++}-{3:3}, at: dup_mm+0x12e/0x13d0 kernel/fork.c:1450 #2: ffff8880a969e328 (&mm->mmap_lock/1){+.+.}-{3:3}, at: mmap_write_lock_nested include/linux/mmap_lock.h:78 [inline] #2: ffff8880a969e328 (&mm->mmap_lock/1){+.+.}-{3:3}, at: dup_mmap kernel/fork.c:507 [inline] #2: ffff8880a969e328 (&mm->mmap_lock/1){+.+.}-{3:3}, at: dup_mm+0x18a/0x13d0 kernel/fork.c:1450 #3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __perform_reclaim mm/page_alloc.c:4585 [inline] (fs_reclaim){+.+.}-{0:0}, at: __alloc_pages_direct_reclaim mm/page_alloc.c:4609 [inline] (fs_reclaim){+.+.}-{0:0}, at: __alloc_pages_slowpath.constprop.0+0x760/0x21b0 mm/page_alloc.c:5007 4 locks held by syz-executor.4/11330: #0: ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at: dup_mmap kernel/fork.c:497 [inline] #0: ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at: dup_mm+0x108/0x13d0 kernel/fork.c:1450 #1: ffff888083379d28 (&mm->mmap_lock#2){++++}-{3:3}, at: mmap_write_lock_killable include/linux/mmap_lock.h:87 [inline] #1: ffff888083379d28 (&mm->mmap_lock#2){++++}-{3:3}, at: dup_mmap kernel/fork.c:498 [inline] #1: ffff888083379d28 (&mm->mmap_lock#2){++++}-{3:3}, at: dup_mm+0x12e/0x13d0 kernel/fork.c:1450 #2: ffff8880b50d3228 (&mm->mmap_lock/1){+.+.}-{3:3}, at: mmap_write_lock_nested include/linux/mmap_lock.h:78 [inline] #2: ffff8880b50d3228 (&mm->mmap_lock/1){+.+.}-{3:3}, at: dup_mmap kernel/fork.c:507 [inline] #2: ffff8880b50d3228 (&mm->mmap_lock/1){+.+.}-{3:3}, at: dup_mm+0x18a/0x13d0 kernel/fork.c:1450 #3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __perform_reclaim mm/page_alloc.c:4585 [inline] #3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __alloc_pages_direct_reclaim mm/page_alloc.c:4609 [inline] #3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __alloc_pages_slowpath.constprop.0+0x760/0x21b0 mm/page_alloc.c:5007 4 locks held by syz-executor.4/11332: #0: ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at: dup_mmap kernel/fork.c:497 [inline] #0: ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at: dup_mm+0x108/0x13d0 kernel/fork.c:1450 #1: ffff888024073228 (&mm->mmap_lock#2 ){++++}-{3:3} , at: mmap_write_lock_killable include/linux/mmap_lock.h:87 [inline] , at: dup_mmap kernel/fork.c:498 [inline] , at: dup_mm+0x12e/0x13d0 kernel/fork.c:1450 #2: ffff88809569c728 (&mm->mmap_lock /1 ){+.+.}-{3:3} , at: mmap_write_lock_nested include/linux/mmap_lock.h:78 [inline] , at: dup_mmap kernel/fork.c:507 [inline] , at: dup_mm+0x18a/0x13d0 kernel/fork.c:1450 #3: ffffffff8bca5140 (fs_reclaim ){+.+.}-{0:0} , at: __perform_reclaim mm/page_alloc.c:4585 [inline] , at: __alloc_pages_direct_reclaim mm/page_alloc.c:4609 [inline] , at: __alloc_pages_slowpath.constprop.0+0x760/0x21b0 mm/page_alloc.c:5007 4 locks held by syz-executor.4/11333: #0: ffffffff8bc53fd0 (dup_mmap_sem ){.+.+}-{0:0} , at: dup_mmap kernel/fork.c:497 [inline] , at: dup_mm+0x108/0x13d0 kernel/fork.c:1450 #1: ffff88808337e328 ( &mm->mmap_lock #2){++++}-{3:3} , at: mmap_write_lock_killable include/linux/mmap_lock.h:87 [inline] , at: dup_mmap kernel/fork.c:498 [inline] , at: dup_mm+0x12e/0x13d0 kernel/fork.c:1450 #2: ffff88809168f128 (&mm->mmap_lock /1){+.+.}-{3:3}, at: mmap_write_lock_nested include/linux/mmap_lock.h:78 [inline] /1){+.+.}-{3:3}, at: dup_mmap kernel/fork.c:507 [inline] /1){+.+.}-{3:3}, at: dup_mm+0x18a/0x13d0 kernel/fork.c:1450 #3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __perform_reclaim mm/page_alloc.c:4585 [inline] #3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __alloc_pages_direct_reclaim mm/page_alloc.c:4609 [inline] #3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __alloc_pages_slowpath.constprop.0+0x760/0x21b0 mm/page_alloc.c:5007 4 locks held by syz-executor.4/11334: #0: ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at: dup_mmap kernel/fork.c:497 [inline] #0: ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at: dup_mm+0x108/0x13d0 kernel/fork.c:1450 #1: ffff888083378828 (&mm->mmap_lock#2){++++}-{3:3}, at: mmap_write_lock_killable include/linux/mmap_lock.h:87 [inline] #1: ffff888083378828 (&mm->mmap_lock#2){++++}-{3:3}, at: dup_mmap kernel/fork.c:498 [inline] #1: ffff888083378828 (&mm->mmap_lock#2){++++}-{3:3}, at: dup_mm+0x12e/0x13d0 kernel/fork.c:1450 #2: ffff888092abd528 (&mm->mmap_lock/1){+.+.}-{3:3}, at: mmap_write_lock_nested include/linux/mmap_lock.h:78 [inline] #2: ffff888092abd528 (&mm->mmap_lock/1){+.+.}-{3:3}, at: dup_mmap kernel/fork.c:507 [inline] #2: ffff888092abd528 (&mm->mmap_lock/1){+.+.}-{3:3}, at: dup_mm+0x18a/0x13d0 kernel/fork.c:1450 #3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __perform_reclaim mm/page_alloc.c:4585 [inline] #3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __alloc_pages_direct_reclaim mm/page_alloc.c:4609 [inline] #3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __alloc_pages_slowpath.constprop.0+0x760/0x21b0 mm/page_alloc.c:5007 4 locks held by syz-executor.4/11335: #0: ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at: dup_mmap kernel/fork.c:497 [inline] #0: ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at: dup_mm+0x108/0x13d0 kernel/fork.c:1450 #1: ffff888022fb9d28 (&mm->mmap_lock#2){++++}-{3:3}, at: mmap_write_lock_killable include/linux/mmap_lock.h:87 [inline] #1: ffff888022fb9d28 (&mm->mmap_lock#2){++++}-{3:3}, at: dup_mmap kernel/fork.c:498 [inline] #1: ffff888022fb9d28 (&mm->mmap_lock#2){++++}-{3:3}, at: dup_mm+0x12e/0x13d0 kernel/fork.c:1450 #2: ffff8880921c2428 (&mm->mmap_lock/1){+.+.}-{3:3}, at: mmap_write_lock_nested include/linux/mmap_lock.h:78 [inline] #2: ffff8880921c2428 (&mm->mmap_lock/1){+.+.}-{3:3}, at: dup_mmap kernel/fork.c:507 [inline] #2: ffff8880921c2428 (&mm->mmap_lock/1){+.+.}-{3:3}, at: dup_mm+0x18a/0x13d0 kernel/fork.c:1450 #3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __perform_reclaim mm/page_alloc.c:4585 [inline] #3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __alloc_pages_direct_reclaim mm/page_alloc.c:4609 [inline] #3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __alloc_pages_slowpath.constprop.0+0x760/0x21b0 mm/page_alloc.c:5007 4 locks held by syz-executor.4/11336: #0: ffffffff8bc53fd0 ( dup_mmap_sem){.+.+}-{0:0} , at: dup_mmap kernel/fork.c:497 [inline] , at: dup_mm+0x108/0x13d0 kernel/fork.c:1450 #1: ffff88808337d528 (&mm->mmap_lock #2 ){++++}-{3:3} , at: mmap_write_lock_killable include/linux/mmap_lock.h:87 [inline] , at: dup_mmap kernel/fork.c:498 [inline] , at: dup_mm+0x12e/0x13d0 kernel/fork.c:1450 #2: ffff88809d807128 (&mm->mmap_lock/1){+.+.}-{3:3}, at: mmap_write_lock_nested include/linux/mmap_lock.h:78 [inline] #2: ffff88809d807128 (&mm->mmap_lock/1){+.+.}-{3:3}, at: dup_mmap kernel/fork.c:507 [inline] #2: ffff88809d807128 (&mm->mmap_lock/1){+.+.}-{3:3}, at: dup_mm+0x18a/0x13d0 kernel/fork.c:1450 #3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __perform_reclaim mm/page_alloc.c:4585 [inline] #3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __alloc_pages_direct_reclaim mm/page_alloc.c:4609 [inline] #3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __alloc_pages_slowpath.constprop.0+0x760/0x21b0 mm/page_alloc.c:5007 2 locks held by syz-executor.4/11337: #0: ffff888024072b28 (&mm->mmap_lock#2){++++}-{3:3}, at: mmap_read_trylock include/linux/mmap_lock.h:136 [inline] #0: ffff888024072b28 (&mm->mmap_lock#2){++++}-{3:3}, at: do_user_addr_fault+0x285/0x11c0 arch/x86/mm/fault.c:1338 #1: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __perform_reclaim mm/page_alloc.c:4585 [inline] #1: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __alloc_pages_direct_reclaim mm/page_alloc.c:4609 [inline] #1: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __alloc_pages_slowpath.constprop.0+0x760/0x21b0 mm/page_alloc.c:5007 4 locks held by syz-executor.4/11339: #0: ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at: dup_mmap kernel/fork.c:497 [inline] #0: ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at: dup_mm+0x108/0x13d0 kernel/fork.c:1450 #1: ffff888029b2ce28 (&mm->mmap_lock#2){++++}-{3:3}, at: mmap_write_lock_killable include/linux/mmap_lock.h:87 [inline] #1: ffff888029b2ce28 (&mm->mmap_lock#2){++++}-{3:3}, at: dup_mmap kernel/fork.c:498 [inline] #1: ffff888029b2ce28 (&mm->mmap_lock#2){++++}-{3:3}, at: dup_mm+0x12e/0x13d0 kernel/fork.c:1450 #2: ffff88809e3a8828 ( &mm->mmap_lock/1 ){+.+.}-{3:3} , at: mmap_write_lock_nested include/linux/mmap_lock.h:78 [inline] , at: dup_mmap kernel/fork.c:507 [inline] , at: dup_mm+0x18a/0x13d0 kernel/fork.c:1450 #3: ffffffff8bca5140 (fs_reclaim ){+.+.}-{0:0} , at: __perform_reclaim mm/page_alloc.c:4585 [inline] , at: __alloc_pages_direct_reclaim mm/page_alloc.c:4609 [inline] , at: __alloc_pages_slowpath.constprop.0+0x760/0x21b0 mm/page_alloc.c:5007 4 locks held by syz-executor.4/11340: #0: ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at: dup_mmap kernel/fork.c:497 [inline] ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at: dup_mm+0x108/0x13d0 kernel/fork.c:1450 #1: ffff888022fb8f28 (&mm->mmap_lock#2){++++}-{3:3}, at: mmap_write_lock_killable include/linux/mmap_lock.h:87 [inline] #1: ffff888022fb8f28 (&mm->mmap_lock#2){++++}-{3:3}, at: dup_mmap kernel/fork.c:498 [inline] #1: ffff888022fb8f28 (&mm->mmap_lock#2){++++}-{3:3}, at: dup_mm+0x12e/0x13d0 kernel/fork.c:1450 #2: ffff88808498ea28 (&mm->mmap_lock/1){+.+.}-{3:3}, at: mmap_write_lock_nested include/linux/mmap_lock.h:78 [inline] #2: ffff88808498ea28 (&mm->mmap_lock/1){+.+.}-{3:3}, at: dup_mmap kernel/fork.c:507 [inline] #2: ffff88808498ea28 (&mm->mmap_lock/1){+.+.}-{3:3}, at: dup_mm+0x18a/0x13d0 kernel/fork.c:1450 #3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __perform_reclaim mm/page_alloc.c:4585 [inline] #3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __alloc_pages_direct_reclaim mm/page_alloc.c:4609 [inline] #3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __alloc_pages_slowpath.constprop.0+0x760/0x21b0 mm/page_alloc.c:5007 4 locks held by syz-executor.4/11341: #0: ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at: dup_mmap kernel/fork.c:497 [inline] #0: ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at: dup_mm+0x108/0x13d0 kernel/fork.c:1450 #1: ffff888024076a28 (&mm->mmap_lock#2){++++}-{3:3}, at: mmap_write_lock_killable include/linux/mmap_lock.h:87 [inline] #1: ffff888024076a28 (&mm->mmap_lock#2){++++}-{3:3}, at: dup_mmap kernel/fork.c:498 [inline] #1: ffff888024076a28 (&mm->mmap_lock#2){++++}-{3:3}, at: dup_mm+0x12e/0x13d0 kernel/fork.c:1450 #2: ffff88809eecf128 (&mm->mmap_lock/1){+.+.}-{3:3}, at: mmap_write_lock_nested include/linux/mmap_lock.h:78 [inline] #2: ffff88809eecf128 (&mm->mmap_lock/1){+.+.}-{3:3}, at: dup_mmap kernel/fork.c:507 [inline] #2: ffff88809eecf128 (&mm->mmap_lock/1){+.+.}-{3:3}, at: dup_mm+0x18a/0x13d0 kernel/fork.c:1450 #3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __perform_reclaim mm/page_alloc.c:4585 [inline] #3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __alloc_pages_direct_reclaim mm/page_alloc.c:4609 [inline] #3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __alloc_pages_slowpath.constprop.0+0x760/0x21b0 mm/page_alloc.c:5007 2 locks held by syz-executor.4/11343: #0: ffff888022fbf128 (&mm->mmap_lock#2){++++}-{3:3}, at: mmap_read_trylock include/linux/mmap_lock.h:136 [inline] #0: ffff888022fbf128 (&mm->mmap_lock#2){++++}-{3:3}, at: do_user_addr_fault+0x285/0x11c0 arch/x86/mm/fault.c:1338 #1: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __perform_reclaim mm/page_alloc.c:4585 [inline] #1: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __alloc_pages_direct_reclaim mm/page_alloc.c:4609 [inline] #1: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __alloc_pages_slowpath.constprop.0+0x760/0x21b0 mm/page_alloc.c:5007 1 lock held by syz-executor.4/11348: #0: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __perform_reclaim mm/page_alloc.c:4585 [inline] #0: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __alloc_pages_direct_reclaim mm/page_alloc.c:4609 [inline] #0: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __alloc_pages_slowpath.constprop.0+0x760/0x21b0 mm/page_alloc.c:5007 4 locks held by syz-executor.4/11349: #0: ffffffff8bc53fd0 ( dup_mmap_sem){.+.+}-{0:0} , at: dup_mmap kernel/fork.c:497 [inline] , at: dup_mm+0x108/0x13d0 kernel/fork.c:1450 #1: ffff88812f2a4e28 ( &mm->mmap_lock#2){++++}-{3:3} , at: mmap_write_lock_killable include/linux/mmap_lock.h:87 [inline] , at: dup_mmap kernel/fork.c:498 [inline] , at: dup_mm+0x12e/0x13d0 kernel/fork.c:1450 #2: ffff888092abea28 (&mm->mmap_lock/1){+.+.}-{3:3}, at: mmap_write_lock_nested include/linux/mmap_lock.h:78 [inline] #2: ffff888092abea28 (&mm->mmap_lock/1){+.+.}-{3:3}, at: dup_mmap kernel/fork.c:507 [inline] #2: ffff888092abea28 (&mm->mmap_lock/1){+.+.}-{3:3}, at: dup_mm+0x18a/0x13d0 kernel/fork.c:1450 #3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __perform_reclaim mm/page_alloc.c:4585 [inline] #3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __alloc_pages_direct_reclaim mm/page_alloc.c:4609 [inline] #3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __alloc_pages_slowpath.constprop.0+0x760/0x21b0 mm/page_alloc.c:5007 4 locks held by syz-executor.4/11350: #0: ffffffff8bc53fd0 (dup_mmap_sem ){.+.+}-{0:0} , at: dup_mmap kernel/fork.c:497 [inline] , at: dup_mm+0x108/0x13d0 kernel/fork.c:1450 #1: ffff888025951628 (&mm->mmap_lock #2){++++}-{3:3}, at: mmap_write_lock_killable include/linux/mmap_lock.h:87 [inline] #2){++++}-{3:3}, at: dup_mmap kernel/fork.c:498 [inline] #2){++++}-{3:3}, at: dup_mm+0x12e/0x13d0 kernel/fork.c:1450 #2: ffff88809db21628 (&mm->mmap_lock/1){+.+.}-{3:3}, at: mmap_write_lock_nested include/linux/mmap_lock.h:78 [inline] #2: ffff88809db21628 (&mm->mmap_lock/1){+.+.}-{3:3}, at: dup_mmap kernel/fork.c:507 [inline] #2: ffff88809db21628 (&mm->mmap_lock/1){+.+.}-{3:3}, at: dup_mm+0x18a/0x13d0 kernel/fork.c:1450 #3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __perform_reclaim mm/page_alloc.c:4585 [inline] #3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __alloc_pages_direct_reclaim mm/page_alloc.c:4609 [inline] #3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __alloc_pages_slowpath.constprop.0+0x760/0x21b0 mm/page_alloc.c:5007 4 locks held by syz-executor.4/11351: #0: ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at: dup_mmap kernel/fork.c:497 [inline] #0: ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at: dup_mm+0x108/0x13d0 kernel/fork.c:1450 #1: ffff888029b2f828 (&mm->mmap_lock#2){++++}-{3:3}, at: mmap_write_lock_killable include/linux/mmap_lock.h:87 [inline] #1: ffff888029b2f828 (&mm->mmap_lock#2){++++}-{3:3}, at: dup_mmap kernel/fork.c:498 [inline] #1: ffff888029b2f828 (&mm->mmap_lock#2){++++}-{3:3}, at: dup_mm+0x12e/0x13d0 kernel/fork.c:1450 #2: ffff8880a9720f28 (&mm->mmap_lock/1){+.+.}-{3:3}, at: mmap_write_lock_nested include/linux/mmap_lock.h:78 [inline] #2: ffff8880a9720f28 (&mm->mmap_lock/1){+.+.}-{3:3}, at: dup_mmap kernel/fork.c:507 [inline] #2: ffff8880a9720f28 (&mm->mmap_lock/1){+.+.}-{3:3}, at: dup_mm+0x18a/0x13d0 kernel/fork.c:1450 #3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __perform_reclaim mm/page_alloc.c:4585 [inline] #3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __alloc_pages_direct_reclaim mm/page_alloc.c:4609 [inline] #3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __alloc_pages_slowpath.constprop.0+0x760/0x21b0 mm/page_alloc.c:5007 1 lock held by syz-executor.4/11352: #0: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __perform_reclaim mm/page_alloc.c:4585 [inline] #0: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __alloc_pages_direct_reclaim mm/page_alloc.c:4609 [inline] #0: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __alloc_pages_slowpath.constprop.0+0x760/0x21b0 mm/page_alloc.c:5007 4 locks held by syz-executor.4/11353: #0: ffffffff8bc53fd0 (dup_mmap_sem ){.+.+}-{0:0}, at: dup_mmap kernel/fork.c:497 [inline] ){.+.+}-{0:0}, at: dup_mm+0x108/0x13d0 kernel/fork.c:1450 #1: ffff888029b28128 (&mm->mmap_lock#2){++++}-{3:3} , at: mmap_write_lock_killable include/linux/mmap_lock.h:87 [inline] , at: dup_mmap kernel/fork.c:498 [inline] , at: dup_mm+0x12e/0x13d0 kernel/fork.c:1450 #2: ffff8880b71c0128 (&mm->mmap_lock /1 ){+.+.}-{3:3}, at: mmap_write_lock_nested include/linux/mmap_lock.h:78 [inline] ){+.+.}-{3:3}, at: dup_mmap kernel/fork.c:507 [inline] ){+.+.}-{3:3}, at: dup_mm+0x18a/0x13d0 kernel/fork.c:1450 #3: ffffffff8bca5140 (fs_reclaim ){+.+.}-{0:0} , at: __perform_reclaim mm/page_alloc.c:4585 [inline] , at: __alloc_pages_direct_reclaim mm/page_alloc.c:4609 [inline] , at: __alloc_pages_slowpath.constprop.0+0x760/0x21b0 mm/page_alloc.c:5007 4 locks held by syz-executor.4/11354: #0: ffffffff8bc53fd0 (dup_mmap_sem ){.+.+}-{0:0} , at: dup_mmap kernel/fork.c:497 [inline] , at: dup_mm+0x108/0x13d0 kernel/fork.c:1450 #1: ffff888022fbb928 (&mm->mmap_lock #2){++++}-{3:3} , at: mmap_write_lock_killable include/linux/mmap_lock.h:87 [inline] , at: dup_mmap kernel/fork.c:498 [inline] , at: dup_mm+0x12e/0x13d0 kernel/fork.c:1450 #2: ffff8880af93ce28 (&mm->mmap_lock/1){+.+.}-{3:3}, at: mmap_write_lock_nested include/linux/mmap_lock.h:78 [inline] (&mm->mmap_lock/1){+.+.}-{3:3}, at: dup_mmap kernel/fork.c:507 [inline] (&mm->mmap_lock/1){+.+.}-{3:3}, at: dup_mm+0x18a/0x13d0 kernel/fork.c:1450 #3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __perform_reclaim mm/page_alloc.c:4585 [inline] #3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __alloc_pages_direct_reclaim mm/page_alloc.c:4609 [inline] #3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __alloc_pages_slowpath.constprop.0+0x760/0x21b0 mm/page_alloc.c:5007 4 locks held by syz-executor.4/11355: #0: ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at: dup_mmap kernel/fork.c:497 [inline] #0: ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at: dup_mm+0x108/0x13d0 kernel/fork.c:1450 #1: ffff888029b29628 (&mm->mmap_lock#2){++++}-{3:3}, at: mmap_write_lock_killable include/linux/mmap_lock.h:87 [inline] #1: ffff888029b29628 (&mm->mmap_lock#2){++++}-{3:3}, at: dup_mmap kernel/fork.c:498 [inline] #1: ffff888029b29628 (&mm->mmap_lock#2){++++}-{3:3}, at: dup_mm+0x12e/0x13d0 kernel/fork.c:1450 #2: ffff8880b18b5c28 (&mm->mmap_lock/1){+.+.}-{3:3}, at: mmap_write_lock_nested include/linux/mmap_lock.h:78 [inline] #2: ffff8880b18b5c28 (&mm->mmap_lock/1){+.+.}-{3:3}, at: dup_mmap kernel/fork.c:507 [inline] #2: ffff8880b18b5c28 (&mm->mmap_lock/1){+.+.}-{3:3}, at: dup_mm+0x18a/0x13d0 kernel/fork.c:1450 #3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __perform_reclaim mm/page_alloc.c:4585 [inline] #3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __alloc_pages_direct_reclaim mm/page_alloc.c:4609 [inline] #3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __alloc_pages_slowpath.constprop.0+0x760/0x21b0 mm/page_alloc.c:5007 4 locks held by syz-executor.4/11356: #0: ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at: dup_mmap kernel/fork.c:497 [inline] #0: ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at: dup_mm+0x108/0x13d0 kernel/fork.c:1450 #1: ffff888029b2b228 (&mm->mmap_lock#2){++++}-{3:3}, at: mmap_write_lock_killable include/linux/mmap_lock.h:87 [inline] #1: ffff888029b2b228 (&mm->mmap_lock#2){++++}-{3:3}, at: dup_mmap kernel/fork.c:498 [inline] #1: ffff888029b2b228 (&mm->mmap_lock#2){++++}-{3:3}, at: dup_mm+0x12e/0x13d0 kernel/fork.c:1450 #2: ffff8880aaaa4728 (&mm->mmap_lock/1){+.+.}-{3:3}, at: mmap_write_lock_nested include/linux/mmap_lock.h:78 [inline] #2: ffff8880aaaa4728 (&mm->mmap_lock/1){+.+.}-{3:3}, at: dup_mmap kernel/fork.c:507 [inline] #2: ffff8880aaaa4728 (&mm->mmap_lock/1){+.+.}-{3:3}, at: dup_mm+0x18a/0x13d0 kernel/fork.c:1450 #3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __perform_reclaim mm/page_alloc.c:4585 [inline] #3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __alloc_pages_direct_reclaim mm/page_alloc.c:4609 [inline] #3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __alloc_pages_slowpath.constprop.0+0x760/0x21b0 mm/page_alloc.c:5007 4 locks held by syz-executor.4/11357: #0: ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at: dup_mmap kernel/fork.c:497 [inline] #0: ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at: dup_mm+0x108/0x13d0 kernel/fork.c:1450 #1: ffff88812f2a7828 (&mm->mmap_lock#2){++++}-{3:3}, at: mmap_write_lock_killable include/linux/mmap_lock.h:87 [inline] #1: ffff88812f2a7828 (&mm->mmap_lock#2){++++}-{3:3}, at: dup_mmap kernel/fork.c:498 [inline] #1: ffff88812f2a7828 (&mm->mmap_lock#2){++++}-{3:3}, at: dup_mm+0x12e/0x13d0 kernel/fork.c:1450 #2: ffff8880aabd6a28 (&mm->mmap_lock/1){+.+.}-{3:3}, at: mmap_write_lock_nested include/linux/mmap_lock.h:78 [inline] #2: ffff8880aabd6a28 (&mm->mmap_lock/1){+.+.}-{3:3}, at: dup_mmap kernel/fork.c:507 [inline] #2: ffff8880aabd6a28 (&mm->mmap_lock/1){+.+.}-{3:3}, at: dup_mm+0x18a/0x13d0 kernel/fork.c:1450 #3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __perform_reclaim mm/page_alloc.c:4585 [inline] #3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __alloc_pages_direct_reclaim mm/page_alloc.c:4609 [inline] #3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __alloc_pages_slowpath.constprop.0+0x760/0x21b0 mm/page_alloc.c:5007 1 lock held by syz-executor.4/11358: #0: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __perform_reclaim mm/page_alloc.c:4585 [inline] #0: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __alloc_pages_direct_reclaim mm/page_alloc.c:4609 [inline] #0: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __alloc_pages_slowpath.constprop.0+0x760/0x21b0 mm/page_alloc.c:5007 4 locks held by syz-executor.4/11359: #0: ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at: dup_mmap kernel/fork.c:497 [inline] #0: ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at: dup_mm+0x108/0x13d0 kernel/fork.c:1450 #1: ffff88812f2a0828 (&mm->mmap_lock#2){++++}-{3:3}, at: mmap_write_lock_killable include/linux/mmap_lock.h:87 [inline] #1: ffff88812f2a0828 (&mm->mmap_lock#2){++++}-{3:3}, at: dup_mmap kernel/fork.c:498 [inline] #1: ffff88812f2a0828 (&mm->mmap_lock#2){++++}-{3:3}, at: dup_mm+0x12e/0x13d0 kernel/fork.c:1450 #2: ffff88808337ab28 (&mm->mmap_lock/1){+.+.}-{3:3}, at: mmap_write_lock_nested include/linux/mmap_lock.h:78 [inline] #2: ffff88808337ab28 (&mm->mmap_lock/1){+.+.}-{3:3}, at: dup_mmap kernel/fork.c:507 [inline] #2: ffff88808337ab28 (&mm->mmap_lock/1){+.+.}-{3:3}, at: dup_mm+0x18a/0x13d0 kernel/fork.c:1450 #3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __perform_reclaim mm/page_alloc.c:4585 [inline] #3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __alloc_pages_direct_reclaim mm/page_alloc.c:4609 [inline] #3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __alloc_pages_slowpath.constprop.0+0x760/0x21b0 mm/page_alloc.c:5007 4 locks held by syz-executor.4/11361: #0: ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at: dup_mmap kernel/fork.c:497 [inline] #0: ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at: dup_mm+0x108/0x13d0 kernel/fork.c:1450 #1: ffff888029b2c728 (&mm->mmap_lock#2){++++}-{3:3}, at: mmap_write_lock_killable include/linux/mmap_lock.h:87 [inline] #1: ffff888029b2c728 (&mm->mmap_lock#2){++++}-{3:3}, at: dup_mmap kernel/fork.c:498 [inline] #1: ffff888029b2c728 (&mm->mmap_lock#2){++++}-{3:3}, at: dup_mm+0x12e/0x13d0 kernel/fork.c:1450 #2: ffff8880ab892428 (&mm->mmap_lock/1){+.+.}-{3:3}, at: mmap_write_lock_nested include/linux/mmap_lock.h:78 [inline] #2: ffff8880ab892428 (&mm->mmap_lock/1){+.+.}-{3:3}, at: dup_mmap kernel/fork.c:507 [inline] #2: ffff8880ab892428 (&mm->mmap_lock/1){+.+.}-{3:3}, at: dup_mm+0x18a/0x13d0 kernel/fork.c:1450 #3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __perform_reclaim mm/page_alloc.c:4585 [inline] #3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __alloc_pages_direct_reclaim mm/page_alloc.c:4609 [inline] #3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __alloc_pages_slowpath.constprop.0+0x760/0x21b0 mm/page_alloc.c:5007 4 locks held by syz-executor.4/11362: #0: ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at: dup_mmap kernel/fork.c:497 [inline] #0: ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at: dup_mm+0x108/0x13d0 kernel/fork.c:1450 #1: ffff88812f2a4728 (&mm->mmap_lock#2){++++}-{3:3}, at: mmap_write_lock_killable include/linux/mmap_lock.h:87 [inline] #1: ffff88812f2a4728 (&mm->mmap_lock#2){++++}-{3:3}, at: dup_mmap kernel/fork.c:498 [inline] #1: ffff88812f2a4728 (&mm->mmap_lock#2){++++}-{3:3}, at: dup_mm+0x12e/0x13d0 kernel/fork.c:1450 #2: ffff88809ff47128 ( &mm->mmap_lock /1){+.+.}-{3:3} , at: mmap_write_lock_nested include/linux/mmap_lock.h:78 [inline] , at: dup_mmap kernel/fork.c:507 [inline] , at: dup_mm+0x18a/0x13d0 kernel/fork.c:1450 #3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __perform_reclaim mm/page_alloc.c:4585 [inline] #3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __alloc_pages_direct_reclaim mm/page_alloc.c:4609 [inline] #3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __alloc_pages_slowpath.constprop.0+0x760/0x21b0 mm/page_alloc.c:5007 1 lock held by syz-executor.4/11364: #0: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __perform_reclaim mm/page_alloc.c:4585 [inline] #0: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __alloc_pages_direct_reclaim mm/page_alloc.c:4609 [inline] #0: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __alloc_pages_slowpath.constprop.0+0x760/0x21b0 mm/page_alloc.c:5007 4 locks held by syz-executor.4/11368: #0: ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0} , at: dup_mmap kernel/fork.c:497 [inline] , at: dup_mm+0x108/0x13d0 kernel/fork.c:1450 #1: ffff88811f3c8128 (&mm->mmap_lock#2 ){++++}-{3:3} , at: mmap_write_lock_killable include/linux/mmap_lock.h:87 [inline] , at: dup_mmap kernel/fork.c:498 [inline] , at: dup_mm+0x12e/0x13d0 kernel/fork.c:1450 #2: ffff8880872bb228 (&mm->mmap_lock/1){+.+.}-{3:3}, at: mmap_write_lock_nested include/linux/mmap_lock.h:78 [inline] #2: ffff8880872bb228 (&mm->mmap_lock/1){+.+.}-{3:3}, at: dup_mmap kernel/fork.c:507 [inline] #2: ffff8880872bb228 (&mm->mmap_lock/1){+.+.}-{3:3}, at: dup_mm+0x18a/0x13d0 kernel/fork.c:1450 #3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __perform_reclaim mm/page_alloc.c:4585 [inline] #3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __alloc_pages_direct_reclaim mm/page_alloc.c:4609 [inline] #3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __alloc_pages_slowpath.constprop.0+0x760/0x21b0 mm/page_alloc.c:5007 4 locks held by syz-executor.4/11369: #0: ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at: dup_mmap kernel/fork.c:497 [inline] #0: ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at: dup_mm+0x108/0x13d0 kernel/fork.c:1450 #1: ffff88811f3ca428 (&mm->mmap_lock#2){++++}-{3:3}, at: mmap_write_lock_killable include/linux/mmap_lock.h:87 [inline] #1: ffff88811f3ca428 (&mm->mmap_lock#2){++++}-{3:3}, at: dup_mmap kernel/fork.c:498 [inline] #1: ffff88811f3ca428 (&mm->mmap_lock#2){++++}-{3:3}, at: dup_mm+0x12e/0x13d0 kernel/fork.c:1450 #2: ffff88809db21d28 (&mm->mmap_lock/1){+.+.}-{3:3}, at: mmap_write_lock_nested include/linux/mmap_lock.h:78 [inline] #2: ffff88809db21d28 (&mm->mmap_lock/1){+.+.}-{3:3}, at: dup_mmap kernel/fork.c:507 [inline] #2: ffff88809db21d28 (&mm->mmap_lock/1){+.+.}-{3:3}, at: dup_mm+0x18a/0x13d0 kernel/fork.c:1450 #3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __perform_reclaim mm/page_alloc.c:4585 [inline] #3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __alloc_pages_direct_reclaim mm/page_alloc.c:4609 [inline] #3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __alloc_pages_slowpath.constprop.0+0x760/0x21b0 mm/page_alloc.c:5007 4 locks held by syz-executor.4/11370: #0: ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at: dup_mmap kernel/fork.c:497 [inline] #0: ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at: dup_mm+0x108/0x13d0 kernel/fork.c:1450 #1: ffff88811f3cab28 (&mm->mmap_lock#2){++++}-{3:3}, at: mmap_write_lock_killable include/linux/mmap_lock.h:87 [inline] #1: ffff88811f3cab28 (&mm->mmap_lock#2){++++}-{3:3}, at: dup_mmap kernel/fork.c:498 [inline] #1: ffff88811f3cab28 (&mm->mmap_lock#2){++++}-{3:3}, at: dup_mm+0x12e/0x13d0 kernel/fork.c:1450 #2: ffff8880a9720128 (&mm->mmap_lock/1){+.+.}-{3:3}, at: mmap_write_lock_nested include/linux/mmap_lock.h:78 [inline] #2: ffff8880a9720128 (&mm->mmap_lock/1){+.+.}-{3:3}, at: dup_mmap kernel/fork.c:507 [inline] #2: ffff8880a9720128 (&mm->mmap_lock/1){+.+.}-{3:3}, at: dup_mm+0x18a/0x13d0 kernel/fork.c:1450 #3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __perform_reclaim mm/page_alloc.c:4585 [inline] #3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __alloc_pages_direct_reclaim mm/page_alloc.c:4609 [inline] #3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __alloc_pages_slowpath.constprop.0+0x760/0x21b0 mm/page_alloc.c:5007 4 locks held by syz-executor.4/11371: #0: ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at: dup_mmap kernel/fork.c:497 [inline] #0: ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at: dup_mm+0x108/0x13d0 kernel/fork.c:1450 #1: ffff888025955528 (&mm->mmap_lock#2){++++}-{3:3}, at: mmap_write_lock_killable include/linux/mmap_lock.h:87 [inline] #1: ffff888025955528 (&mm->mmap_lock#2){++++}-{3:3}, at: dup_mmap kernel/fork.c:498 [inline] #1: ffff888025955528 (&mm->mmap_lock#2){++++}-{3:3}, at: dup_mm+0x12e/0x13d0 kernel/fork.c:1450 #2: ffff8880a05d3228 (&mm->mmap_lock/1){+.+.}-{3:3}, at: mmap_write_lock_nested include/linux/mmap_lock.h:78 [inline] #2: ffff8880a05d3228 (&mm->mmap_lock/1){+.+.}-{3:3}, at: dup_mmap kernel/fork.c:507 [inline] #2: ffff8880a05d3228 (&mm->mmap_lock/1){+.+.}-{3:3}, at: dup_mm+0x18a/0x13d0 kernel/fork.c:1450 #3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __perform_reclaim mm/page_alloc.c:4585 [inline] #3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __alloc_pages_direct_reclaim mm/page_alloc.c:4609 [inline] #3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __alloc_pages_slowpath.constprop.0+0x760/0x21b0 mm/page_alloc.c:5007 1 lock held by syz-executor.4/11372: #0: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __perform_reclaim mm/page_alloc.c:4585 [inline] #0: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __alloc_pages_direct_reclaim mm/page_alloc.c:4609 [inline] #0: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __alloc_pages_slowpath.constprop.0+0x760/0x21b0 mm/page_alloc.c:5007 4 locks held by syz-executor.4/11373: #0: ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at: dup_mmap kernel/fork.c:497 [inline] #0: ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at: dup_mm+0x108/0x13d0 kernel/fork.c:1450 #1: ffff888024070128 (&mm->mmap_lock#2){++++}-{3:3}, at: mmap_write_lock_killable include/linux/mmap_lock.h:87 [inline] #1: ffff888024070128 (&mm->mmap_lock#2){++++}-{3:3}, at: dup_mmap kernel/fork.c:498 [inline] #1: ffff888024070128 (&mm->mmap_lock#2){++++}-{3:3}, at: dup_mm+0x12e/0x13d0 kernel/fork.c:1450 #2: ffff888085ba5528 (&mm->mmap_lock/1){+.+.}-{3:3}, at: mmap_write_lock_nested include/linux/mmap_lock.h:78 [inline] #2: ffff888085ba5528 (&mm->mmap_lock/1){+.+.}-{3:3}, at: dup_mmap kernel/fork.c:507 [inline] #2: ffff888085ba5528 (&mm->mmap_lock/1){+.+.}-{3:3}, at: dup_mm+0x18a/0x13d0 kernel/fork.c:1450 #3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __perform_reclaim mm/page_alloc.c:4585 [inline] #3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __alloc_pages_direct_reclaim mm/page_alloc.c:4609 [inline] #3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __alloc_pages_slowpath.constprop.0+0x760/0x21b0 mm/page_alloc.c:5007 4 locks held by syz-executor.4/11374: #0: ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at: dup_mmap kernel/fork.c:497 [inline] #0: ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at: dup_mm+0x108/0x13d0 kernel/fork.c:1450 #1: ffff888029b2ea28 (&mm->mmap_lock#2){++++}-{3:3}, at: mmap_write_lock_killable include/linux/mmap_lock.h:87 [inline] #1: ffff888029b2ea28 (&mm->mmap_lock#2){++++}-{3:3}, at: dup_mmap kernel/fork.c:498 [inline] #1: ffff888029b2ea28 (&mm->mmap_lock#2){++++}-{3:3}, at: dup_mm+0x12e/0x13d0 kernel/fork.c:1450 #2: ffff8880879a4728 (&mm->mmap_lock/1){+.+.}-{3:3}, at: mmap_write_lock_nested include/linux/mmap_lock.h:78 [inline] #2: ffff8880879a4728 (&mm->mmap_lock/1){+.+.}-{3:3}, at: dup_mmap kernel/fork.c:507 [inline] #2: ffff8880879a4728 (&mm->mmap_lock/1){+.+.}-{3:3}, at: dup_mm+0x18a/0x13d0 kernel/fork.c:1450 #3: ffffffff8bca5140 (fs_reclaim ){+.+.}-{0:0} , at: __perform_reclaim mm/page_alloc.c:4585 [inline] , at: __alloc_pages_direct_reclaim mm/page_alloc.c:4609 [inline] , at: __alloc_pages_slowpath.constprop.0+0x760/0x21b0 mm/page_alloc.c:5007 4 locks held by syz-executor.4/11375: #0: ffffffff8bc53fd0 ( dup_mmap_sem ){.+.+}-{0:0} , at: dup_mmap kernel/fork.c:497 [inline] , at: dup_mm+0x108/0x13d0 kernel/fork.c:1450 #1: ffff88812f2a2b28 (&mm->mmap_lock #2){++++}-{3:3}, at: mmap_write_lock_killable include/linux/mmap_lock.h:87 [inline] #2){++++}-{3:3}, at: dup_mmap kernel/fork.c:498 [inline] #2){++++}-{3:3}, at: dup_mm+0x12e/0x13d0 kernel/fork.c:1450 #2: ffff8880ab894728 (&mm->mmap_lock /1){+.+.}-{3:3} , at: mmap_write_lock_nested include/linux/mmap_lock.h:78 [inline] , at: dup_mmap kernel/fork.c:507 [inline] , at: dup_mm+0x18a/0x13d0 kernel/fork.c:1450 #3: ffffffff8bca5140 (fs_reclaim ){+.+.}-{0:0} , at: __perform_reclaim mm/page_alloc.c:4585 [inline] , at: __alloc_pages_direct_reclaim mm/page_alloc.c:4609 [inline] , at: __alloc_pages_slowpath.constprop.0+0x760/0x21b0 mm/page_alloc.c:5007 4 locks held by syz-executor.4/11376: #0: ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at: dup_mmap kernel/fork.c:497 [inline] #0: ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at: dup_mm+0x108/0x13d0 kernel/fork.c:1450 #1: ffff888029b2dc28 (&mm->mmap_lock#2){++++}-{3:3}, at: mmap_write_lock_killable include/linux/mmap_lock.h:87 [inline] #1: ffff888029b2dc28 (&mm->mmap_lock#2){++++}-{3:3}, at: dup_mmap kernel/fork.c:498 [inline] #1: ffff888029b2dc28 (&mm->mmap_lock#2){++++}-{3:3}, at: dup_mm+0x12e/0x13d0 kernel/fork.c:1450 #2: ffff888084934028 (&mm->mmap_lock/1){+.+.}-{3:3}, at: mmap_write_lock_nested include/linux/mmap_lock.h:78 [inline] (&mm->mmap_lock/1){+.+.}-{3:3}, at: dup_mmap kernel/fork.c:507 [inline] (&mm->mmap_lock/1){+.+.}-{3:3}, at: dup_mm+0x18a/0x13d0 kernel/fork.c:1450 #3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __perform_reclaim mm/page_alloc.c:4585 [inline] #3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __alloc_pages_direct_reclaim mm/page_alloc.c:4609 [inline] #3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __alloc_pages_slowpath.constprop.0+0x760/0x21b0 mm/page_alloc.c:5007 4 locks held by syz-executor.4/11379: #0: ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at: dup_mmap kernel/fork.c:497 [inline] #0: ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at: dup_mm+0x108/0x13d0 kernel/fork.c:1450 #1: ffff888025954028 (&mm->mmap_lock#2){++++}-{3:3}, at: mmap_write_lock_killable include/linux/mmap_lock.h:87 [inline] #1: ffff888025954028 (&mm->mmap_lock#2){++++}-{3:3}, at: dup_mmap kernel/fork.c:498 [inline] #1: ffff888025954028 (&mm->mmap_lock#2){++++}-{3:3}, at: dup_mm+0x12e/0x13d0 kernel/fork.c:1450 #2: ffff8880b2d21628 (&mm->mmap_lock/1){+.+.}-{3:3}, at: mmap_write_lock_nested include/linux/mmap_lock.h:78 [inline] #2: ffff8880b2d21628 (&mm->mmap_lock/1){+.+.}-{3:3}, at: dup_mmap kernel/fork.c:507 [inline] #2: ffff8880b2d21628 (&mm->mmap_lock/1){+.+.}-{3:3}, at: dup_mm+0x18a/0x13d0 kernel/fork.c:1450 #3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __perform_reclaim mm/page_alloc.c:4585 [inline] #3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __alloc_pages_direct_reclaim mm/page_alloc.c:4609 [inline] #3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __alloc_pages_slowpath.constprop.0+0x760/0x21b0 mm/page_alloc.c:5007 1 lock held by syz-executor.4/11380: #0: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __perform_reclaim mm/page_alloc.c:4585 [inline] #0: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __alloc_pages_direct_reclaim mm/page_alloc.c:4609 [inline] #0: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __alloc_pages_slowpath.constprop.0+0x760/0x21b0 mm/page_alloc.c:5007 4 locks held by syz-executor.4/11383: #0: ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at: dup_mmap kernel/fork.c:497 [inline] #0: ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at: dup_mm+0x108/0x13d0 kernel/fork.c:1450 #1: ffff88812f2a3928 (&mm->mmap_lock#2){++++}-{3:3}, at: mmap_write_lock_killable include/linux/mmap_lock.h:87 [inline] #1: ffff88812f2a3928 (&mm->mmap_lock#2){++++}-{3:3}, at: dup_mmap kernel/fork.c:498 [inline] #1: ffff88812f2a3928 (&mm->mmap_lock#2){++++}-{3:3}, at: dup_mm+0x12e/0x13d0 kernel/fork.c:1450 #2: ffff8880a1b33928 (&mm->mmap_lock/1 ){+.+.}-{3:3}, at: mmap_write_lock_nested include/linux/mmap_lock.h:78 [inline] ){+.+.}-{3:3}, at: dup_mmap kernel/fork.c:507 [inline] ){+.+.}-{3:3}, at: dup_mm+0x18a/0x13d0 kernel/fork.c:1450 #3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __perform_reclaim mm/page_alloc.c:4585 [inline] #3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __alloc_pages_direct_reclaim mm/page_alloc.c:4609 [inline] #3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __alloc_pages_slowpath.constprop.0+0x760/0x21b0 mm/page_alloc.c:5007 2 locks held by syz-executor.4/11384: #0: ffff888029b2f128 (&mm->mmap_lock#2){++++}-{3:3}, at: mmap_read_trylock include/linux/mmap_lock.h:136 [inline] #0: ffff888029b2f128 (&mm->mmap_lock#2){++++}-{3:3}, at: do_user_addr_fault+0x285/0x11c0 arch/x86/mm/fault.c:1338 #1: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __perform_reclaim mm/page_alloc.c:4585 [inline] #1: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __alloc_pages_direct_reclaim mm/page_alloc.c:4609 [inline] #1: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __alloc_pages_slowpath.constprop.0+0x760/0x21b0 mm/page_alloc.c:5007 2 locks held by syz-executor.4/11386: #0: ffff88808fb24728 (&mm->mmap_lock#2){++++}-{3:3}, at: mmap_read_trylock include/linux/mmap_lock.h:136 [inline] #0: ffff88808fb24728 (&mm->mmap_lock#2){++++}-{3:3}, at: do_user_addr_fault+0x285/0x11c0 arch/x86/mm/fault.c:1338 #1: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __perform_reclaim mm/page_alloc.c:4585 [inline] #1: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __alloc_pages_direct_reclaim mm/page_alloc.c:4609 [inline] #1: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __alloc_pages_slowpath.constprop.0+0x760/0x21b0 mm/page_alloc.c:5007 4 locks held by syz-executor.4/11388: #0: ffffffff8bc53fd0 (dup_mmap_sem ){.+.+}-{0:0} , at: dup_mmap kernel/fork.c:497 [inline] , at: dup_mm+0x108/0x13d0 kernel/fork.c:1450 #1: ffff888024071628 (&mm->mmap_lock#2 ){++++}-{3:3} , at: mmap_write_lock_killable include/linux/mmap_lock.h:87 [inline] , at: dup_mmap kernel/fork.c:498 [inline] , at: dup_mm+0x12e/0x13d0 kernel/fork.c:1450 #2: ffff888127583228 (&mm->mmap_lock/1){+.+.}-{3:3}, at: mmap_write_lock_nested include/linux/mmap_lock.h:78 [inline] #2: ffff888127583228 (&mm->mmap_lock/1){+.+.}-{3:3}, at: dup_mmap kernel/fork.c:507 [inline] #2: ffff888127583228 (&mm->mmap_lock/1){+.+.}-{3:3}, at: dup_mm+0x18a/0x13d0 kernel/fork.c:1450 #3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __perform_reclaim mm/page_alloc.c:4585 [inline] #3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __alloc_pages_direct_reclaim mm/page_alloc.c:4609 [inline] #3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __alloc_pages_slowpath.constprop.0+0x760/0x21b0 mm/page_alloc.c:5007 4 locks held by syz-executor.4/11390: #0: ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at: dup_mmap kernel/fork.c:497 [inline] #0: ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at: dup_mm+0x108/0x13d0 kernel/fork.c:1450 #1: ffff88811f3cb228 (&mm->mmap_lock#2){++++}-{3:3}, at: mmap_write_lock_killable include/linux/mmap_lock.h:87 [inline] #1: ffff88811f3cb228 (&mm->mmap_lock#2){++++}-{3:3}, at: dup_mmap kernel/fork.c:498 [inline] #1: ffff88811f3cb228 (&mm->mmap_lock#2){++++}-{3:3}, at: dup_mm+0x12e/0x13d0 kernel/fork.c:1450 #2: ffff8880b50d2b28 (&mm->mmap_lock/1){+.+.}-{3:3}, at: mmap_write_lock_nested include/linux/mmap_lock.h:78 [inline] #2: ffff8880b50d2b28 (&mm->mmap_lock/1){+.+.}-{3:3}, at: dup_mmap kernel/fork.c:507 [inline] #2: ffff8880b50d2b28 (&mm->mmap_lock/1){+.+.}-{3:3}, at: dup_mm+0x18a/0x13d0 kernel/fork.c:1450 #3: ffffffff8bca5140 (fs_reclaim ){+.+.}-{0:0}, at: __perform_reclaim mm/page_alloc.c:4585 [inline] ){+.+.}-{0:0}, at: __alloc_pages_direct_reclaim mm/page_alloc.c:4609 [inline] ){+.+.}-{0:0}, at: __alloc_pages_slowpath.constprop.0+0x760/0x21b0 mm/page_alloc.c:5007 4 locks held by syz-executor.4/11391: #0: ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at: dup_mmap kernel/fork.c:497 [inline] #0: ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at: dup_mm+0x108/0x13d0 kernel/fork.c:1450 #1: ffff88811f3cdc28 (&mm->mmap_lock#2){++++}-{3:3}, at: mmap_write_lock_killable include/linux/mmap_lock.h:87 [inline] #1: ffff88811f3cdc28 (&mm->mmap_lock#2){++++}-{3:3}, at: dup_mmap kernel/fork.c:498 [inline] #1: ffff88811f3cdc28 (&mm->mmap_lock#2){++++}-{3:3}, at: dup_mm+0x12e/0x13d0 kernel/fork.c:1450 #2: ffff888098e78828 (&mm->mmap_lock/1){+.+.}-{3:3}, at: mmap_write_lock_nested include/linux/mmap_lock.h:78 [inline] #2: ffff888098e78828 (&mm->mmap_lock/1){+.+.}-{3:3}, at: dup_mmap kernel/fork.c:507 [inline] #2: ffff888098e78828 (&mm->mmap_lock/1){+.+.}-{3:3}, at: dup_mm+0x18a/0x13d0 kernel/fork.c:1450 #3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __perform_reclaim mm/page_alloc.c:4585 [inline] #3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __alloc_pages_direct_reclaim mm/page_alloc.c:4609 [inline] #3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __alloc_pages_slowpath.constprop.0+0x760/0x21b0 mm/page_alloc.c:5007 4 locks held by syz-executor.4/11392: #0: ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at: dup_mmap kernel/fork.c:497 [inline] #0: ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at: dup_mm+0x108/0x13d0 kernel/fork.c:1450 #1: ffff888021a93928 (&mm->mmap_lock#2){++++}-{3:3}, at: mmap_write_lock_killable include/linux/mmap_lock.h:87 [inline] #1: ffff888021a93928 (&mm->mmap_lock#2){++++}-{3:3}, at: dup_mmap kernel/fork.c:498 [inline] #1: ffff888021a93928 (&mm->mmap_lock#2){++++}-{3:3}, at: dup_mm+0x12e/0x13d0 kernel/fork.c:1450 #2: ffff888122f54028 (&mm->mmap_lock/1){+.+.}-{3:3}, at: mmap_write_lock_nested include/linux/mmap_lock.h:78 [inline] #2: ffff888122f54028 (&mm->mmap_lock/1){+.+.}-{3:3}, at: dup_mmap kernel/fork.c:507 [inline] #2: ffff888122f54028 (&mm->mmap_lock/1){+.+.}-{3:3}, at: dup_mm+0x18a/0x13d0 kernel/fork.c:1450 #3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __perform_reclaim mm/page_alloc.c:4585 [inline] #3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __alloc_pages_direct_reclaim mm/page_alloc.c:4609 [inline] #3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __alloc_pages_slowpath.constprop.0+0x760/0x21b0 mm/page_alloc.c:5007 2 locks held by syz-executor.4/11393: #0: ffff88811f565c28 (&mm->mmap_lock#2){++++}-{3:3}, at: mmap_read_trylock include/linux/mmap_lock.h:136 [inline] #0: ffff88811f565c28 (&mm->mmap_lock#2){++++}-{3:3}, at: do_user_addr_fault+0x285/0x11c0 arch/x86/mm/fault.c:1338 #1: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __perform_reclaim mm/page_alloc.c:4585 [inline] #1: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __alloc_pages_direct_reclaim mm/page_alloc.c:4609 [inline] #1: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __alloc_pages_slowpath.constprop.0+0x760/0x21b0 mm/page_alloc.c:5007 4 locks held by syz-executor.4/11396: #0: ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at: dup_mmap kernel/fork.c:497 [inline] #0: ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at: dup_mm+0x108/0x13d0 kernel/fork.c:1450 #1: ffff8880a9006a28 (&mm->mmap_lock#2){++++}-{3:3}, at: mmap_write_lock_killable include/linux/mmap_lock.h:87 [inline] #1: ffff8880a9006a28 (&mm->mmap_lock#2){++++}-{3:3}, at: dup_mmap kernel/fork.c:498 [inline] #1: ffff8880a9006a28 (&mm->mmap_lock#2){++++}-{3:3}, at: dup_mm+0x12e/0x13d0 kernel/fork.c:1450 #2: ffff888021355c28 (&mm->mmap_lock/1){+.+.}-{3:3}, at: mmap_write_lock_nested include/linux/mmap_lock.h:78 [inline] #2: ffff888021355c28 (&mm->mmap_lock/1){+.+.}-{3:3}, at: dup_mmap kernel/fork.c:507 [inline] #2: ffff888021355c28 (&mm->mmap_lock/1){+.+.}-{3:3}, at: dup_mm+0x18a/0x13d0 kernel/fork.c:1450 #3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0} , at: __perform_reclaim mm/page_alloc.c:4585 [inline] , at: __alloc_pages_direct_reclaim mm/page_alloc.c:4609 [inline] , at: __alloc_pages_slowpath.constprop.0+0x760/0x21b0 mm/page_alloc.c:5007 4 locks held by syz-executor.4/11397: #0: ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at: dup_mmap kernel/fork.c:497 [inline] #0: ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at: dup_mm+0x108/0x13d0 kernel/fork.c:1450 #1: ffff8880a9004e28 (&mm->mmap_lock#2){++++}-{3:3}, at: mmap_write_lock_killable include/linux/mmap_lock.h:87 [inline] #1: ffff8880a9004e28 (&mm->mmap_lock#2){++++}-{3:3}, at: dup_mmap kernel/fork.c:498 [inline] #1: ffff8880a9004e28 (&mm->mmap_lock#2){++++}-{3:3}, at: dup_mm+0x12e/0x13d0 kernel/fork.c:1450 #2: ffff888092abb928 (&mm->mmap_lock/1){+.+.}-{3:3}, at: mmap_write_lock_nested include/linux/mmap_lock.h:78 [inline] ffff888092abb928 (&mm->mmap_lock/1){+.+.}-{3:3}, at: dup_mmap kernel/fork.c:507 [inline] ffff888092abb928 (&mm->mmap_lock/1){+.+.}-{3:3}, at: dup_mm+0x18a/0x13d0 kernel/fork.c:1450 #3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __perform_reclaim mm/page_alloc.c:4585 [inline] #3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __alloc_pages_direct_reclaim mm/page_alloc.c:4609 [inline] #3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __alloc_pages_slowpath.constprop.0+0x760/0x21b0 mm/page_alloc.c:5007 4 locks held by syz-executor.4/11399: #0: ffffffff8bc53fd0 ( dup_mmap_sem ){.+.+}-{0:0}, at: dup_mmap kernel/fork.c:497 [inline] ){.+.+}-{0:0}, at: dup_mm+0x108/0x13d0 kernel/fork.c:1450 #1: ffff88811f3cd528 (&mm->mmap_lock#2){++++}-{3:3}, at: mmap_write_lock_killable include/linux/mmap_lock.h:87 [inline] #1: ffff88811f3cd528 (&mm->mmap_lock#2){++++}-{3:3}, at: dup_mmap kernel/fork.c:498 [inline] #1: ffff88811f3cd528 (&mm->mmap_lock#2){++++}-{3:3}, at: dup_mm+0x12e/0x13d0 kernel/fork.c:1450 #2: ffff8880a77f2b28 (&mm->mmap_lock /1){+.+.}-{3:3} , at: mmap_write_lock_nested include/linux/mmap_lock.h:78 [inline] , at: dup_mmap kernel/fork.c:507 [inline] , at: dup_mm+0x18a/0x13d0 kernel/fork.c:1450 #3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __perform_reclaim mm/page_alloc.c:4585 [inline] #3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __alloc_pages_direct_reclaim mm/page_alloc.c:4609 [inline] #3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __alloc_pages_slowpath.constprop.0+0x760/0x21b0 mm/page_alloc.c:5007 4 locks held by syz-executor.4/11400: #0: ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at: dup_mmap kernel/fork.c:497 [inline] #0: ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at: dup_mm+0x108/0x13d0 kernel/fork.c:1450 #1: ffff888025956328 (&mm->mmap_lock#2){++++}-{3:3}, at: mmap_write_lock_killable include/linux/mmap_lock.h:87 [inline] #1: ffff888025956328 (&mm->mmap_lock#2){++++}-{3:3}, at: dup_mmap kernel/fork.c:498 [inline] #1: ffff888025956328 (&mm->mmap_lock#2){++++}-{3:3}, at: dup_mm+0x12e/0x13d0 kernel/fork.c:1450 #2: ffff888080e1b228 (&mm->mmap_lock/1){+.+.}-{3:3}, at: mmap_write_lock_nested include/linux/mmap_lock.h:78 [inline] #2: ffff888080e1b228 (&mm->mmap_lock/1){+.+.}-{3:3}, at: dup_mmap kernel/fork.c:507 [inline] #2: ffff888080e1b228 (&mm->mmap_lock/1){+.+.}-{3:3}, at: dup_mm+0x18a/0x13d0 kernel/fork.c:1450 #3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __perform_reclaim mm/page_alloc.c:4585 [inline] #3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __alloc_pages_direct_reclaim mm/page_alloc.c:4609 [inline] #3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __alloc_pages_slowpath.constprop.0+0x760/0x21b0 mm/page_alloc.c:5007 4 locks held by syz-executor.4/11398: #0: ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at: dup_mmap kernel/fork.c:497 [inline] #0: ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at: dup_mm+0x108/0x13d0 kernel/fork.c:1450 #1: ffff88811f567128 (&mm->mmap_lock#2){++++}-{3:3}, at: mmap_write_lock_killable include/linux/mmap_lock.h:87 [inline] #1: ffff88811f567128 (&mm->mmap_lock#2){++++}-{3:3}, at: dup_mmap kernel/fork.c:498 [inline] #1: ffff88811f567128 (&mm->mmap_lock#2){++++}-{3:3}, at: dup_mm+0x12e/0x13d0 kernel/fork.c:1450 #2: ffff88809569ab28 (&mm->mmap_lock/1){+.+.}-{3:3}, at: mmap_write_lock_nested include/linux/mmap_lock.h:78 [inline] #2: ffff88809569ab28 (&mm->mmap_lock/1){+.+.}-{3:3}, at: dup_mmap kernel/fork.c:507 [inline] #2: ffff88809569ab28 (&mm->mmap_lock/1){+.+.}-{3:3}, at: dup_mm+0x18a/0x13d0 kernel/fork.c:1450 #3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __perform_reclaim mm/page_alloc.c:4585 [inline] #3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __alloc_pages_direct_reclaim mm/page_alloc.c:4609 [inline] #3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __alloc_pages_slowpath.constprop.0+0x760/0x21b0 mm/page_alloc.c:5007 4 locks held by syz-executor.4/11401: #0: ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at: dup_mmap kernel/fork.c:497 [inline] #0: ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at: dup_mm+0x108/0x13d0 kernel/fork.c:1450 #1: ffff8880a9007828 (&mm->mmap_lock#2){++++}-{3:3}, at: mmap_write_lock_killable include/linux/mmap_lock.h:87 [inline] #1: ffff8880a9007828 (&mm->mmap_lock#2){++++}-{3:3}, at: dup_mmap kernel/fork.c:498 [inline] #1: ffff8880a9007828 (&mm->mmap_lock#2){++++}-{3:3}, at: dup_mm+0x12e/0x13d0 kernel/fork.c:1450 #2: ffff8880aaaa2428 (&mm->mmap_lock/1){+.+.}-{3:3}, at: mmap_write_lock_nested include/linux/mmap_lock.h:78 [inline] #2: ffff8880aaaa2428 (&mm->mmap_lock/1){+.+.}-{3:3}, at: dup_mmap kernel/fork.c:507 [inline] #2: ffff8880aaaa2428 (&mm->mmap_lock/1){+.+.}-{3:3}, at: dup_mm+0x18a/0x13d0 kernel/fork.c:1450 #3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __perform_reclaim mm/page_alloc.c:4585 [inline] #3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __alloc_pages_direct_reclaim mm/page_alloc.c:4609 [inline] #3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __alloc_pages_slowpath.constprop.0+0x760/0x21b0 mm/page_alloc.c:5007 4 locks held by syz-executor.4/11402: #0: ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at: dup_mmap kernel/fork.c:497 [inline] #0: ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at: dup_mm+0x108/0x13d0 kernel/fork.c:1450 #1: ffff8880a9000f28 (&mm->mmap_lock#2){++++}-{3:3}, at: mmap_write_lock_killable include/linux/mmap_lock.h:87 [inline] #1: ffff8880a9000f28 (&mm->mmap_lock#2){++++}-{3:3}, at: dup_mmap kernel/fork.c:498 [inline] #1: ffff8880a9000f28 (&mm->mmap_lock#2){++++}-{3:3}, at: dup_mm+0x12e/0x13d0 kernel/fork.c:1450 #2: ffff88809dd7f828 (&mm->mmap_lock/1){+.+.}-{3:3}, at: mmap_write_lock_nested include/linux/mmap_lock.h:78 [inline] #2: ffff88809dd7f828 (&mm->mmap_lock/1){+.+.}-{3:3}, at: dup_mmap kernel/fork.c:507 [inline] #2: ffff88809dd7f828 (&mm->mmap_lock/1){+.+.}-{3:3}, at: dup_mm+0x18a/0x13d0 kernel/fork.c:1450 #3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __perform_reclaim mm/page_alloc.c:4585 [inline] #3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __alloc_pages_direct_reclaim mm/page_alloc.c:4609 [inline] #3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __alloc_pages_slowpath.constprop.0+0x760/0x21b0 mm/page_alloc.c:5007 4 locks held by syz-executor.4/11404: #0: ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at: dup_mmap kernel/fork.c:497 [inline] #0: ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at: dup_mm+0x108/0x13d0 kernel/fork.c:1450 #1: ffff888084ab3228 (&mm->mmap_lock#2){++++}-{3:3}, at: mmap_write_lock_killable include/linux/mmap_lock.h:87 [inline] #1: ffff888084ab3228 (&mm->mmap_lock#2){++++}-{3:3}, at: dup_mmap kernel/fork.c:498 [inline] #1: ffff888084ab3228 (&mm->mmap_lock#2){++++}-{3:3}, at: dup_mm+0x12e/0x13d0 kernel/fork.c:1450 #2: ffff888084af0f28 (&mm->mmap_lock/1){+.+.}-{3:3}, at: mmap_write_lock_nested include/linux/mmap_lock.h:78 [inline] #2: ffff888084af0f28 (&mm->mmap_lock/1){+.+.}-{3:3}, at: dup_mmap kernel/fork.c:507 [inline] #2: ffff888084af0f28 (&mm->mmap_lock/1){+.+.}-{3:3}, at: dup_mm+0x18a/0x13d0 kernel/fork.c:1450 #3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __perform_reclaim mm/page_alloc.c:4585 [inline] #3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __alloc_pages_direct_reclaim mm/page_alloc.c:4609 [inline] #3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __alloc_pages_slowpath.constprop.0+0x760/0x21b0 mm/page_alloc.c:5007 4 locks held by syz-executor.4/11403: #0: ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at: dup_mmap kernel/fork.c:497 [inline] #0: ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at: dup_mm+0x108/0x13d0 kernel/fork.c:1450 #1: ffff888021a96328 (&mm->mmap_lock#2){++++}-{3:3}, at: mmap_write_lock_killable include/linux/mmap_lock.h:87 [inline] #1: ffff888021a96328 (&mm->mmap_lock#2){++++}-{3:3}, at: dup_mmap kernel/fork.c:498 [inline] #1: ffff888021a96328 (&mm->mmap_lock#2){++++}-{3:3}, at: dup_mm+0x12e/0x13d0 kernel/fork.c:1450 #2: ffff8880b2686328 (&mm->mmap_lock/1){+.+.}-{3:3}, at: mmap_write_lock_nested include/linux/mmap_lock.h:78 [inline] #2: ffff8880b2686328 (&mm->mmap_lock/1){+.+.}-{3:3}, at: dup_mmap kernel/fork.c:507 [inline] #2: ffff8880b2686328 (&mm->mmap_lock/1){+.+.}-{3:3}, at: dup_mm+0x18a/0x13d0 kernel/fork.c:1450 #3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __perform_reclaim mm/page_alloc.c:4585 [inline] #3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __alloc_pages_direct_reclaim mm/page_alloc.c:4609 [inline] #3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __alloc_pages_slowpath.constprop.0+0x760/0x21b0 mm/page_alloc.c:5007 4 locks held by syz-executor.4/11405: #0: ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at: dup_mmap kernel/fork.c:497 [inline] #0: ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at: dup_mm+0x108/0x13d0 kernel/fork.c:1450 #1: ffff8880606bf128 (&mm->mmap_lock#2){++++}-{3:3}, at: mmap_write_lock_killable include/linux/mmap_lock.h:87 [inline] (&mm->mmap_lock#2){++++}-{3:3}, at: dup_mmap kernel/fork.c:498 [inline] (&mm->mmap_lock#2){++++}-{3:3}, at: dup_mm+0x12e/0x13d0 kernel/fork.c:1450 #2: ffff8880a7d0dc28 (&mm->mmap_lock/1){+.+.}-{3:3}, at: mmap_write_lock_nested include/linux/mmap_lock.h:78 [inline] (&mm->mmap_lock/1){+.+.}-{3:3}, at: dup_mmap kernel/fork.c:507 [inline] (&mm->mmap_lock/1){+.+.}-{3:3}, at: dup_mm+0x18a/0x13d0 kernel/fork.c:1450 #3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __perform_reclaim mm/page_alloc.c:4585 [inline] #3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __alloc_pages_direct_reclaim mm/page_alloc.c:4609 [inline] #3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __alloc_pages_slowpath.constprop.0+0x760/0x21b0 mm/page_alloc.c:5007 4 locks held by syz-executor.4/11406: #0: ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at: dup_mmap kernel/fork.c:497 [inline] #0: ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at: dup_mm+0x108/0x13d0 kernel/fork.c:1450 #1: ffff8880b27db228 (&mm->mmap_lock#2){++++}-{3:3}, at: mmap_write_lock_killable include/linux/mmap_lock.h:87 [inline] #1: ffff8880b27db228 (&mm->mmap_lock#2){++++}-{3:3}, at: dup_mmap kernel/fork.c:498 [inline] #1: ffff8880b27db228 (&mm->mmap_lock#2){++++}-{3:3}, at: dup_mm+0x12e/0x13d0 kernel/fork.c:1450 #2: ffff8880a8ce6328 (&mm->mmap_lock/1){+.+.}-{3:3}, at: mmap_write_lock_nested include/linux/mmap_lock.h:78 [inline] #2: ffff8880a8ce6328 (&mm->mmap_lock/1){+.+.}-{3:3}, at: dup_mmap kernel/fork.c:507 [inline] #2: ffff8880a8ce6328 (&mm->mmap_lock/1){+.+.}-{3:3}, at: dup_mm+0x18a/0x13d0 kernel/fork.c:1450 #3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __perform_reclaim mm/page_alloc.c:4585 [inline] #3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __alloc_pages_direct_reclaim mm/page_alloc.c:4609 [inline] #3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __alloc_pages_slowpath.constprop.0+0x760/0x21b0 mm/page_alloc.c:5007 4 locks held by syz-executor.4/11409: #0: ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at: dup_mmap kernel/fork.c:497 [inline] #0: ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at: dup_mm+0x108/0x13d0 kernel/fork.c:1450 #1: ffff8880a9003928 (&mm->mmap_lock#2){++++}-{3:3}, at: mmap_write_lock_killable include/linux/mmap_lock.h:87 [inline] #1: ffff8880a9003928 (&mm->mmap_lock#2){++++}-{3:3}, at: dup_mmap kernel/fork.c:498 [inline] #1: ffff8880a9003928 (&mm->mmap_lock#2){++++}-{3:3}, at: dup_mm+0x12e/0x13d0 kernel/fork.c:1450 #2: ffff8880b2548128 (&mm->mmap_lock/1){+.+.}-{3:3}, at: mmap_write_lock_nested include/linux/mmap_lock.h:78 [inline] #2: ffff8880b2548128 (&mm->mmap_lock/1){+.+.}-{3:3}, at: dup_mmap kernel/fork.c:507 [inline] #2: ffff8880b2548128 (&mm->mmap_lock/1){+.+.}-{3:3}, at: dup_mm+0x18a/0x13d0 kernel/fork.c:1450 #3: ffffffff8bca5140 (fs_reclaim ){+.+.}-{0:0} , at: __perform_reclaim mm/page_alloc.c:4585 [inline] , at: __alloc_pages_direct_reclaim mm/page_alloc.c:4609 [inline] , at: __alloc_pages_slowpath.constprop.0+0x760/0x21b0 mm/page_alloc.c:5007 4 locks held by syz-executor.4/11410: #0: ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at: dup_mmap kernel/fork.c:497 [inline] #0: ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at: dup_mm+0x108/0x13d0 kernel/fork.c:1450 #1: ffff8880aefa8f28 (&mm->mmap_lock#2){++++}-{3:3}, at: mmap_write_lock_killable include/linux/mmap_lock.h:87 [inline] #1: ffff8880aefa8f28 (&mm->mmap_lock#2){++++}-{3:3}, at: dup_mmap kernel/fork.c:498 [inline] #1: ffff8880aefa8f28 (&mm->mmap_lock#2){++++}-{3:3}, at: dup_mm+0x12e/0x13d0 kernel/fork.c:1450 #2: ffff8880a1b34028 (&mm->mmap_lock/1){+.+.}-{3:3}, at: mmap_write_lock_nested include/linux/mmap_lock.h:78 [inline] #2: ffff8880a1b34028 (&mm->mmap_lock/1){+.+.}-{3:3}, at: dup_mmap kernel/fork.c:507 [inline] #2: ffff8880a1b34028 (&mm->mmap_lock/1){+.+.}-{3:3}, at: dup_mm+0x18a/0x13d0 kernel/fork.c:1450 #3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __perform_reclaim mm/page_alloc.c:4585 [inline] #3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __alloc_pages_direct_reclaim mm/page_alloc.c:4609 [inline] #3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __alloc_pages_slowpath.constprop.0+0x760/0x21b0 mm/page_alloc.c:5007 4 locks held by syz-executor.4/11411: #0: ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at: dup_mmap kernel/fork.c:497 [inline] #0: ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at: dup_mm+0x108/0x13d0 kernel/fork.c:1450 #1: ffff8880a9001628 (&mm->mmap_lock#2){++++}-{3:3}, at: mmap_write_lock_killable include/linux/mmap_lock.h:87 [inline] #1: ffff8880a9001628 (&mm->mmap_lock#2){++++}-{3:3}, at: dup_mmap kernel/fork.c:498 [inline] #1: ffff8880a9001628 (&mm->mmap_lock#2){++++}-{3:3}, at: dup_mm+0x12e/0x13d0 kernel/fork.c:1450 #2: ffff8880a8ce5c28 (&mm->mmap_lock/1){+.+.}-{3:3}, at: mmap_write_lock_nested include/linux/mmap_lock.h:78 [inline] #2: ffff8880a8ce5c28 (&mm->mmap_lock/1){+.+.}-{3:3}, at: dup_mmap kernel/fork.c:507 [inline] #2: ffff8880a8ce5c28 (&mm->mmap_lock/1){+.+.}-{3:3}, at: dup_mm+0x18a/0x13d0 kernel/fork.c:1450 #3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __perform_reclaim mm/page_alloc.c:4585 [inline] #3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __alloc_pages_direct_reclaim mm/page_alloc.c:4609 [inline] #3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __alloc_pages_slowpath.constprop.0+0x760/0x21b0 mm/page_alloc.c:5007 4 locks held by syz-executor.4/11412: #0: ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at: dup_mmap kernel/fork.c:497 [inline] #0: ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at: dup_mm+0x108/0x13d0 kernel/fork.c:1450 #1: ffff88811a772b28 (&mm->mmap_lock#2){++++}-{3:3}, at: mmap_write_lock_killable include/linux/mmap_lock.h:87 [inline] #1: ffff88811a772b28 (&mm->mmap_lock#2){++++}-{3:3}, at: dup_mmap kernel/fork.c:498 [inline] #1: ffff88811a772b28 (&mm->mmap_lock#2){++++}-{3:3}, at: dup_mm+0x12e/0x13d0 kernel/fork.c:1450 #2: ffff8880b653b228 (&mm->mmap_lock/1){+.+.}-{3:3}, at: mmap_write_lock_nested include/linux/mmap_lock.h:78 [inline] #2: ffff8880b653b228 (&mm->mmap_lock/1){+.+.}-{3:3}, at: dup_mmap kernel/fork.c:507 [inline] #2: ffff8880b653b228 (&mm->mmap_lock/1){+.+.}-{3:3}, at: dup_mm+0x18a/0x13d0 kernel/fork.c:1450 #3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __perform_reclaim mm/page_alloc.c:4585 [inline] #3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __alloc_pages_direct_reclaim mm/page_alloc.c:4609 [inline] #3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __alloc_pages_slowpath.constprop.0+0x760/0x21b0 mm/page_alloc.c:5007 4 locks held by syz-executor.4/11413: #0: ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at: dup_mmap kernel/fork.c:497 [inline] #0: ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at: dup_mm+0x108/0x13d0 kernel/fork.c:1450 #1: ffff8880aeface28 (&mm->mmap_lock#2){++++}-{3:3}, at: mmap_write_lock_killable include/linux/mmap_lock.h:87 [inline] #1: ffff8880aeface28 (&mm->mmap_lock#2){++++}-{3:3}, at: dup_mmap kernel/fork.c:498 [inline] #1: ffff8880aeface28 (&mm->mmap_lock#2){++++}-{3:3}, at: dup_mm+0x12e/0x13d0 kernel/fork.c:1450 #2: ffff88809fe3e328 (&mm->mmap_lock/1){+.+.}-{3:3}, at: mmap_write_lock_nested include/linux/mmap_lock.h:78 [inline] #2: ffff88809fe3e328 (&mm->mmap_lock/1){+.+.}-{3:3}, at: dup_mmap kernel/fork.c:507 [inline] #2: ffff88809fe3e328 (&mm->mmap_lock/1){+.+.}-{3:3}, at: dup_mm+0x18a/0x13d0 kernel/fork.c:1450 #3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __perform_reclaim mm/page_alloc.c:4585 [inline] #3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __alloc_pages_direct_reclaim mm/page_alloc.c:4609 [inline] #3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __alloc_pages_slowpath.constprop.0+0x760/0x21b0 mm/page_alloc.c:5007 4 locks held by syz-executor.4/11414: #0: ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at: dup_mmap kernel/fork.c:497 [inline] #0: ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at: dup_mm+0x108/0x13d0 kernel/fork.c:1450 #1: ffff888127b5f128 (&mm->mmap_lock#2){++++}-{3:3}, at: mmap_write_lock_killable include/linux/mmap_lock.h:87 [inline] #1: ffff888127b5f128 (&mm->mmap_lock#2){++++}-{3:3}, at: dup_mmap kernel/fork.c:498 [inline] #1: ffff888127b5f128 (&mm->mmap_lock#2){++++}-{3:3}, at: dup_mm+0x12e/0x13d0 kernel/fork.c:1450 #2: ffff8880b50d7828 (&mm->mmap_lock/1){+.+.}-{3:3}, at: mmap_write_lock_nested include/linux/mmap_lock.h:78 [inline] #2: ffff8880b50d7828 (&mm->mmap_lock/1){+.+.}-{3:3}, at: dup_mmap kernel/fork.c:507 [inline] #2: ffff8880b50d7828 (&mm->mmap_lock/1){+.+.}-{3:3}, at: dup_mm+0x18a/0x13d0 kernel/fork.c:1450 #3: ffffffff8bca5140 ( fs_reclaim ){+.+.}-{0:0} , at: __perform_reclaim mm/page_alloc.c:4585 [inline] , at: __alloc_pages_direct_reclaim mm/page_alloc.c:4609 [inline] , at: __alloc_pages_slowpath.constprop.0+0x760/0x21b0 mm/page_alloc.c:5007 4 locks held by syz-executor.4/11415: #0: ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at: dup_mmap kernel/fork.c:497 [inline] #0: ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at: dup_mm+0x108/0x13d0 kernel/fork.c:1450 #1: ffff888049f73228 (&mm->mmap_lock#2){++++}-{3:3}, at: mmap_write_lock_killable include/linux/mmap_lock.h:87 [inline] #1: ffff888049f73228 (&mm->mmap_lock#2){++++}-{3:3}, at: dup_mmap kernel/fork.c:498 [inline] #1: ffff888049f73228 (&mm->mmap_lock#2){++++}-{3:3}, at: dup_mm+0x12e/0x13d0 kernel/fork.c:1450 #2: ffff888092aace28 (&mm->mmap_lock/1){+.+.}-{3:3}, at: mmap_write_lock_nested include/linux/mmap_lock.h:78 [inline] #2: ffff888092aace28 (&mm->mmap_lock/1){+.+.}-{3:3}, at: dup_mmap kernel/fork.c:507 [inline] #2: ffff888092aace28 (&mm->mmap_lock/1){+.+.}-{3:3}, at: dup_mm+0x18a/0x13d0 kernel/fork.c:1450 #3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __perform_reclaim mm/page_alloc.c:4585 [inline] #3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __alloc_pages_direct_reclaim mm/page_alloc.c:4609 [inline] #3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __alloc_pages_slowpath.constprop.0+0x760/0x21b0 mm/page_alloc.c:5007 4 locks held by syz-executor.4/11416: #0: ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at: dup_mmap kernel/fork.c:497 [inline] #0: ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at: dup_mm+0x108/0x13d0 kernel/fork.c:1450 #1: ffff8880b27da428 (&mm->mmap_lock#2){++++}-{3:3}, at: mmap_write_lock_killable include/linux/mmap_lock.h:87 [inline] #1: ffff8880b27da428 (&mm->mmap_lock#2){++++}-{3:3}, at: dup_mmap kernel/fork.c:498 [inline] #1: ffff8880b27da428 (&mm->mmap_lock#2){++++}-{3:3}, at: dup_mm+0x12e/0x13d0 kernel/fork.c:1450 #2: ffff8880813c0128 (&mm->mmap_lock/1){+.+.}-{3:3}, at: mmap_write_lock_nested include/linux/mmap_lock.h:78 [inline] #2: ffff8880813c0128 (&mm->mmap_lock/1){+.+.}-{3:3}, at: dup_mmap kernel/fork.c:507 [inline] #2: ffff8880813c0128 (&mm->mmap_lock/1){+.+.}-{3:3}, at: dup_mm+0x18a/0x13d0 kernel/fork.c:1450 #3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __perform_reclaim mm/page_alloc.c:4585 [inline] #3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __alloc_pages_direct_reclaim mm/page_alloc.c:4609 [inline] #3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __alloc_pages_slowpath.constprop.0+0x760/0x21b0 mm/page_alloc.c:5007 4 locks held by syz-executor.4/11417: #0: ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at: dup_mmap kernel/fork.c:497 [inline] #0: ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at: dup_mm+0x108/0x13d0 kernel/fork.c:1450 #1: ffff88809b8df828 (&mm->mmap_lock#2){++++}-{3:3}, at: mmap_write_lock_killable include/linux/mmap_lock.h:87 [inline] #1: ffff88809b8df828 (&mm->mmap_lock#2){++++}-{3:3}, at: dup_mmap kernel/fork.c:498 [inline] #1: ffff88809b8df828 (&mm->mmap_lock#2){++++}-{3:3}, at: dup_mm+0x12e/0x13d0 kernel/fork.c:1450 #2: ffff8880b33ef128 (&mm->mmap_lock/1){+.+.}-{3:3}, at: mmap_write_lock_nested include/linux/mmap_lock.h:78 [inline] #2: ffff8880b33ef128 (&mm->mmap_lock/1){+.+.}-{3:3}, at: dup_mmap kernel/fork.c:507 [inline] #2: ffff8880b33ef128 (&mm->mmap_lock/1){+.+.}-{3:3}, at: dup_mm+0x18a/0x13d0 kernel/fork.c:1450 #3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __perform_reclaim mm/page_alloc.c:4585 [inline] #3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __alloc_pages_direct_reclaim mm/page_alloc.c:4609 [inline] #3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __alloc_pages_slowpath.constprop.0+0x760/0x21b0 mm/page_alloc.c:5007 1 lock held by syz-executor.4/11418: #0: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __perform_reclaim mm/page_alloc.c:4585 [inline] #0: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __alloc_pages_direct_reclaim mm/page_alloc.c:4609 [inline] #0: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __alloc_pages_slowpath.constprop.0+0x760/0x21b0 mm/page_alloc.c:5007 4 locks held by syz-executor.4/11420: #0: ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at: dup_mmap kernel/fork.c:497 [inline] #0: ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at: dup_mm+0x108/0x13d0 kernel/fork.c:1450 #1: ffff8880b27d8f28 (&mm->mmap_lock#2){++++}-{3:3}, at: mmap_write_lock_killable include/linux/mmap_lock.h:87 [inline] #1: ffff8880b27d8f28 (&mm->mmap_lock#2){++++}-{3:3}, at: dup_mmap kernel/fork.c:498 [inline] #1: ffff8880b27d8f28 (&mm->mmap_lock#2){++++}-{3:3}, at: dup_mm+0x12e/0x13d0 kernel/fork.c:1450 #2: ffff8880b2684728 (&mm->mmap_lock/1){+.+.}-{3:3}, at: mmap_write_lock_nested include/linux/mmap_lock.h:78 [inline] #2: ffff8880b2684728 (&mm->mmap_lock/1){+.+.}-{3:3}, at: dup_mmap kernel/fork.c:507 [inline] #2: ffff8880b2684728 (&mm->mmap_lock/1){+.+.}-{3:3}, at: dup_mm+0x18a/0x13d0 kernel/fork.c:1450 #3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __perform_reclaim mm/page_alloc.c:4585 [inline] #3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __alloc_pages_direct_reclaim mm/page_alloc.c:4609 [inline] #3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __alloc_pages_slowpath.constprop.0+0x760/0x21b0 mm/page_alloc.c:5007 4 locks held by syz-executor.4/11421: #0: ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at: dup_mmap kernel/fork.c:497 [inline] #0: ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at: dup_mm+0x108/0x13d0 kernel/fork.c:1450 #1: ffff888025956a28 (&mm->mmap_lock#2){++++}-{3:3}, at: mmap_write_lock_killable include/linux/mmap_lock.h:87 [inline] #1: ffff888025956a28 (&mm->mmap_lock#2){++++}-{3:3}, at: dup_mmap kernel/fork.c:498 [inline] #1: ffff888025956a28 (&mm->mmap_lock#2){++++}-{3:3}, at: dup_mm+0x12e/0x13d0 kernel/fork.c:1450 #2: ffff8880b653c728 (&mm->mmap_lock/1){+.+.}-{3:3}, at: mmap_write_lock_nested include/linux/mmap_lock.h:78 [inline] #2: ffff8880b653c728 (&mm->mmap_lock/1){+.+.}-{3:3}, at: dup_mmap kernel/fork.c:507 [inline] #2: ffff8880b653c728 (&mm->mmap_lock/1){+.+.}-{3:3}, at: dup_mm+0x18a/0x13d0 kernel/fork.c:1450 #3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __perform_reclaim mm/page_alloc.c:4585 [inline] #3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __alloc_pages_direct_reclaim mm/page_alloc.c:4609 [inline] #3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __alloc_pages_slowpath.constprop.0+0x760/0x21b0 mm/page_alloc.c:5007 4 locks held by syz-executor.4/11422: #0: ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at: dup_mmap kernel/fork.c:497 [inline] #0: ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at: dup_mm+0x108/0x13d0 kernel/fork.c:1450 #1: ffff88808fb21628 (&mm->mmap_lock#2){++++}-{3:3}, at: mmap_write_lock_killable include/linux/mmap_lock.h:87 [inline] #1: ffff88808fb21628 (&mm->mmap_lock#2){++++}-{3:3}, at: dup_mmap kernel/fork.c:498 [inline] #1: ffff88808fb21628 (&mm->mmap_lock#2){++++}-{3:3}, at: dup_mm+0x12e/0x13d0 kernel/fork.c:1450 #2: ffff8880b33eea28 (&mm->mmap_lock/1){+.+.}-{3:3}, at: mmap_write_lock_nested include/linux/mmap_lock.h:78 [inline] #2: ffff8880b33eea28 (&mm->mmap_lock/1){+.+.}-{3:3}, at: dup_mmap kernel/fork.c:507 [inline] #2: ffff8880b33eea28 (&mm->mmap_lock/1){+.+.}-{3:3}, at: dup_mm+0x18a/0x13d0 kernel/fork.c:1450 #3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __perform_reclaim mm/page_alloc.c:4585 [inline] #3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __alloc_pages_direct_reclaim mm/page_alloc.c:4609 [inline] #3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __alloc_pages_slowpath.constprop.0+0x760/0x21b0 mm/page_alloc.c:5007 4 locks held by syz-executor.4/11423: #0: ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at: dup_mmap kernel/fork.c:497 [inline] #0: ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at: dup_mm+0x108/0x13d0 kernel/fork.c:1450 #1: ffff8880b3359d28 (&mm->mmap_lock#2){++++}-{3:3}, at: mmap_write_lock_killable include/linux/mmap_lock.h:87 [inline] #1: ffff8880b3359d28 (&mm->mmap_lock#2){++++}-{3:3}, at: dup_mmap kernel/fork.c:498 [inline] #1: ffff8880b3359d28 (&mm->mmap_lock#2){++++}-{3:3}, at: dup_mm+0x12e/0x13d0 kernel/fork.c:1450 #2: ffff88809dd7ce28 (&mm->mmap_lock/1){+.+.}-{3:3}, at: mmap_write_lock_nested include/linux/mmap_lock.h:78 [inline] #2: ffff88809dd7ce28 (&mm->mmap_lock/1){+.+.}-{3:3}, at: dup_mmap kernel/fork.c:507 [inline] #2: ffff88809dd7ce28 (&mm->mmap_lock/1){+.+.}-{3:3}, at: dup_mm+0x18a/0x13d0 kernel/fork.c:1450 #3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __perform_reclaim mm/page_alloc.c:4585 [inline] #3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __alloc_pages_direct_reclaim mm/page_alloc.c:4609 [inline] #3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __alloc_pages_slowpath.constprop.0+0x760/0x21b0 mm/page_alloc.c:5007 4 locks held by syz-executor.4/11424: #0: ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at: dup_mmap kernel/fork.c:497 [inline] #0: ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at: dup_mm+0x108/0x13d0 kernel/fork.c:1450 #1: ffff888021a90f28 (&mm->mmap_lock#2){++++}-{3:3}, at: mmap_write_lock_killable include/linux/mmap_lock.h:87 [inline] #1: ffff888021a90f28 (&mm->mmap_lock#2){++++}-{3:3}, at: dup_mmap kernel/fork.c:498 [inline] #1: ffff888021a90f28 (&mm->mmap_lock#2){++++}-{3:3}, at: dup_mm+0x12e/0x13d0 kernel/fork.c:1450 #2: ffff88809eecdc28 (&mm->mmap_lock /1){+.+.}-{3:3}, at: mmap_write_lock_nested include/linux/mmap_lock.h:78 [inline] /1){+.+.}-{3:3}, at: dup_mmap kernel/fork.c:507 [inline] /1){+.+.}-{3:3}, at: dup_mm+0x18a/0x13d0 kernel/fork.c:1450 #3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __perform_reclaim mm/page_alloc.c:4585 [inline] #3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __alloc_pages_direct_reclaim mm/page_alloc.c:4609 [inline] #3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __alloc_pages_slowpath.constprop.0+0x760/0x21b0 mm/page_alloc.c:5007 4 locks held by syz-executor.4/11425: #0: ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at: dup_mmap kernel/fork.c:497 [inline] #0: ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at: dup_mm+0x108/0x13d0 kernel/fork.c:1450 #1: ffff88811a770128 ( &mm->mmap_lock #2 ){++++}-{3:3} , at: mmap_write_lock_killable include/linux/mmap_lock.h:87 [inline] , at: dup_mmap kernel/fork.c:498 [inline] , at: dup_mm+0x12e/0x13d0 kernel/fork.c:1450 #2: ffff8880aca99628 (&mm->mmap_lock/1 ){+.+.}-{3:3}, at: mmap_write_lock_nested include/linux/mmap_lock.h:78 [inline] ){+.+.}-{3:3}, at: dup_mmap kernel/fork.c:507 [inline] ){+.+.}-{3:3}, at: dup_mm+0x18a/0x13d0 kernel/fork.c:1450 #3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0} , at: __perform_reclaim mm/page_alloc.c:4585 [inline] , at: __alloc_pages_direct_reclaim mm/page_alloc.c:4609 [inline] , at: __alloc_pages_slowpath.constprop.0+0x760/0x21b0 mm/page_alloc.c:5007 2 locks held by syz-executor.4/11426: #0: ffff888084ab0f28 ( &mm->mmap_lock#2 ){++++}-{3:3}, at: mmap_read_trylock include/linux/mmap_lock.h:136 [inline] ){++++}-{3:3}, at: do_user_addr_fault+0x285/0x11c0 arch/x86/mm/fault.c:1338 #1: ffffffff8bca5140 (fs_reclaim ){+.+.}-{0:0}, at: __perform_reclaim mm/page_alloc.c:4585 [inline] ){+.+.}-{0:0}, at: __alloc_pages_direct_reclaim mm/page_alloc.c:4609 [inline] ){+.+.}-{0:0}, at: __alloc_pages_slowpath.constprop.0+0x760/0x21b0 mm/page_alloc.c:5007 4 locks held by syz-executor.4/11427: #0: ffffffff8bc53fd0 ( dup_mmap_sem){.+.+}-{0:0} , at: dup_mmap kernel/fork.c:497 [inline] , at: dup_mm+0x108/0x13d0 kernel/fork.c:1450 #1: ffff8880b3358f28 (&mm->mmap_lock#2){++++}-{3:3}, at: mmap_write_lock_killable include/linux/mmap_lock.h:87 [inline] #1: ffff8880b3358f28 (&mm->mmap_lock#2){++++}-{3:3}, at: dup_mmap kernel/fork.c:498 [inline] #1: ffff8880b3358f28 (&mm->mmap_lock#2){++++}-{3:3}, at: dup_mm+0x12e/0x13d0 kernel/fork.c:1450 #2: ffff8880ba906a28 (&mm->mmap_lock/1){+.+.}-{3:3}, at: mmap_write_lock_nested include/linux/mmap_lock.h:78 [inline] #2: ffff8880ba906a28 (&mm->mmap_lock/1){+.+.}-{3:3}, at: dup_mmap kernel/fork.c:507 [inline] #2: ffff8880ba906a28 (&mm->mmap_lock/1){+.+.}-{3:3}, at: dup_mm+0x18a/0x13d0 kernel/fork.c:1450 #3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __perform_reclaim mm/page_alloc.c:4585 [inline] #3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __alloc_pages_direct_reclaim mm/page_alloc.c:4609 [inline] #3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __alloc_pages_slowpath.constprop.0+0x760/0x21b0 mm/page_alloc.c:5007 4 locks held by syz-executor.4/11428: #0: ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at: dup_mmap kernel/fork.c:497 [inline] #0: ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at: dup_mm+0x108/0x13d0 kernel/fork.c:1450 #1: ffff888049f77128 (&mm->mmap_lock#2){++++}-{3:3}, at: mmap_write_lock_killable include/linux/mmap_lock.h:87 [inline] #1: ffff888049f77128 (&mm->mmap_lock#2){++++}-{3:3}, at: dup_mmap kernel/fork.c:498 [inline] #1: ffff888049f77128 (&mm->mmap_lock#2){++++}-{3:3}, at: dup_mm+0x12e/0x13d0 kernel/fork.c:1450 #2: ffff8880b2685528 (&mm->mmap_lock/1){+.+.}-{3:3}, at: mmap_write_lock_nested include/linux/mmap_lock.h:78 [inline] #2: ffff8880b2685528 (&mm->mmap_lock/1){+.+.}-{3:3}, at: dup_mmap kernel/fork.c:507 [inline] #2: ffff8880b2685528 (&mm->mmap_lock/1){+.+.}-{3:3}, at: dup_mm+0x18a/0x13d0 kernel/fork.c:1450 #3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __perform_reclaim mm/page_alloc.c:4585 [inline] #3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __alloc_pages_direct_reclaim mm/page_alloc.c:4609 [inline] #3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __alloc_pages_slowpath.constprop.0+0x760/0x21b0 mm/page_alloc.c:5007 4 locks held by syz-executor.4/11429: #0: ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at: dup_mmap kernel/fork.c:497 [inline] #0: ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at: dup_mm+0x108/0x13d0 kernel/fork.c:1450 #1: ffff88809b8dc728 (&mm->mmap_lock#2){++++}-{3:3}, at: mmap_write_lock_killable include/linux/mmap_lock.h:87 [inline] #1: ffff88809b8dc728 (&mm->mmap_lock#2){++++}-{3:3}, at: dup_mmap kernel/fork.c:498 [inline] #1: ffff88809b8dc728 (&mm->mmap_lock#2){++++}-{3:3}, at: dup_mm+0x12e/0x13d0 kernel/fork.c:1450 #2: ffff8880b33e8128 (&mm->mmap_lock/1){+.+.}-{3:3}, at: mmap_write_lock_nested include/linux/mmap_lock.h:78 [inline] #2: ffff8880b33e8128 (&mm->mmap_lock/1){+.+.}-{3:3}, at: dup_mmap kernel/fork.c:507 [inline] #2: ffff8880b33e8128 (&mm->mmap_lock/1){+.+.}-{3:3}, at: dup_mm+0x18a/0x13d0 kernel/fork.c:1450 #3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __perform_reclaim mm/page_alloc.c:4585 [inline] #3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __alloc_pages_direct_reclaim mm/page_alloc.c:4609 [inline] #3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __alloc_pages_slowpath.constprop.0+0x760/0x21b0 mm/page_alloc.c:5007 4 locks held by syz-executor.4/11430: #0: ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at: dup_mmap kernel/fork.c:497 [inline] #0: ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at: dup_mm+0x108/0x13d0 kernel/fork.c:1450 #1: ffff888126850f28 (&mm->mmap_lock#2){++++}-{3:3}, at: mmap_write_lock_killable include/linux/mmap_lock.h:87 [inline] #1: ffff888126850f28 (&mm->mmap_lock#2){++++}-{3:3}, at: dup_mmap kernel/fork.c:498 [inline] #1: ffff888126850f28 (&mm->mmap_lock#2){++++}-{3:3}, at: dup_mm+0x12e/0x13d0 kernel/fork.c:1450 #2: ffff8880879a6a28 (&mm->mmap_lock/1){+.+.}-{3:3}, at: mmap_write_lock_nested include/linux/mmap_lock.h:78 [inline] #2: ffff8880879a6a28 (&mm->mmap_lock/1){+.+.}-{3:3}, at: dup_mmap kernel/fork.c:507 [inline] #2: ffff8880879a6a28 (&mm->mmap_lock/1){+.+.}-{3:3}, at: dup_mm+0x18a/0x13d0 kernel/fork.c:1450 #3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __perform_reclaim mm/page_alloc.c:4585 [inline] #3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __alloc_pages_direct_reclaim mm/page_alloc.c:4609 [inline] #3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __alloc_pages_slowpath.constprop.0+0x760/0x21b0 mm/page_alloc.c:5007 4 locks held by syz-executor.4/11431: #0: ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at: dup_mmap kernel/fork.c:497 [inline] #0: ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at: dup_mm+0x108/0x13d0 kernel/fork.c:1450 #1: ffff888084ab4028 (&mm->mmap_lock#2){++++}-{3:3}, at: mmap_write_lock_killable include/linux/mmap_lock.h:87 [inline] #1: ffff888084ab4028 (&mm->mmap_lock#2){++++}-{3:3}, at: dup_mmap kernel/fork.c:498 [inline] #1: ffff888084ab4028 (&mm->mmap_lock#2){++++}-{3:3}, at: dup_mm+0x12e/0x13d0 kernel/fork.c:1450 #2: ffff88809db20f28 (&mm->mmap_lock/1){+.+.}-{3:3}, at: mmap_write_lock_nested include/linux/mmap_lock.h:78 [inline] #2: ffff88809db20f28 (&mm->mmap_lock/1){+.+.}-{3:3}, at: dup_mmap kernel/fork.c:507 [inline] #2: ffff88809db20f28 (&mm->mmap_lock/1){+.+.}-{3:3}, at: dup_mm+0x18a/0x13d0 kernel/fork.c:1450 #3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __perform_reclaim mm/page_alloc.c:4585 [inline] #3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __alloc_pages_direct_reclaim mm/page_alloc.c:4609 [inline] #3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __alloc_pages_slowpath.constprop.0+0x760/0x21b0 mm/page_alloc.c:5007 4 locks held by syz-executor.4/11433: #0: ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at: dup_mmap kernel/fork.c:497 [inline] #0: ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at: dup_mm+0x108/0x13d0 kernel/fork.c:1450 #1: ffff888126854028 (&mm->mmap_lock#2){++++}-{3:3}, at: mmap_write_lock_killable include/linux/mmap_lock.h:87 [inline] #1: ffff888126854028 (&mm->mmap_lock#2){++++}-{3:3}, at: dup_mmap kernel/fork.c:498 [inline] #1: ffff888126854028 (&mm->mmap_lock#2){++++}-{3:3}, at: dup_mm+0x12e/0x13d0 kernel/fork.c:1450 #2: ffff8880a969ab28 (&mm->mmap_lock/1){+.+.}-{3:3}, at: mmap_write_lock_nested include/linux/mmap_lock.h:78 [inline] #2: ffff8880a969ab28 (&mm->mmap_lock/1){+.+.}-{3:3}, at: dup_mmap kernel/fork.c:507 [inline] #2: ffff8880a969ab28 (&mm->mmap_lock/1){+.+.}-{3:3}, at: dup_mm+0x18a/0x13d0 kernel/fork.c:1450 #3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __perform_reclaim mm/page_alloc.c:4585 [inline] #3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __alloc_pages_direct_reclaim mm/page_alloc.c:4609 [inline] #3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __alloc_pages_slowpath.constprop.0+0x760/0x21b0 mm/page_alloc.c:5007 4 locks held by syz-executor.4/11435: #0: ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at: dup_mmap kernel/fork.c:497 [inline] #0: ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at: dup_mm+0x108/0x13d0 kernel/fork.c:1450 #1: ffff888126854728 (&mm->mmap_lock#2){++++}-{3:3}, at: mmap_write_lock_killable include/linux/mmap_lock.h:87 [inline] #1: ffff888126854728 (&mm->mmap_lock#2){++++}-{3:3}, at: dup_mmap kernel/fork.c:498 [inline] #1: ffff888126854728 (&mm->mmap_lock#2){++++}-{3:3}, at: dup_mm+0x12e/0x13d0 kernel/fork.c:1450 #2: ffff8880a248ea28 (&mm->mmap_lock/1){+.+.}-{3:3}, at: mmap_write_lock_nested include/linux/mmap_lock.h:78 [inline] #2: ffff8880a248ea28 (&mm->mmap_lock/1){+.+.}-{3:3}, at: dup_mmap kernel/fork.c:507 [inline] #2: ffff8880a248ea28 (&mm->mmap_lock/1){+.+.}-{3:3}, at: dup_mm+0x18a/0x13d0 kernel/fork.c:1450 #3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __perform_reclaim mm/page_alloc.c:4585 [inline] #3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __alloc_pages_direct_reclaim mm/page_alloc.c:4609 [inline] #3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __alloc_pages_slowpath.constprop.0+0x760/0x21b0 mm/page_alloc.c:5007 1 lock held by syz-executor.4/11436: #0: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __perform_reclaim mm/page_alloc.c:4585 [inline] #0: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __alloc_pages_direct_reclaim mm/page_alloc.c:4609 [inline] #0: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __alloc_pages_slowpath.constprop.0+0x760/0x21b0 mm/page_alloc.c:5007 4 locks held by syz-executor.4/11437: 4 locks held by syz-executor.4/11438: #0: ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at: dup_mmap kernel/fork.c:497 [inline] #0: ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at: dup_mm+0x108/0x13d0 kernel/fork.c:1450 #1: ffff8880a9000128 (&mm->mmap_lock#2){++++}-{3:3}, at: mmap_write_lock_killable include/linux/mmap_lock.h:87 [inline] #1: ffff8880a9000128 (&mm->mmap_lock#2){++++}-{3:3}, at: dup_mmap kernel/fork.c:498 [inline] #1: ffff8880a9000128 (&mm->mmap_lock#2){++++}-{3:3}, at: dup_mm+0x12e/0x13d0 kernel/fork.c:1450 #2: ffff88809e3af828 (&mm->mmap_lock/1){+.+.}-{3:3}, at: mmap_write_lock_nested include/linux/mmap_lock.h:78 [inline] (&mm->mmap_lock/1){+.+.}-{3:3}, at: dup_mmap kernel/fork.c:507 [inline] (&mm->mmap_lock/1){+.+.}-{3:3}, at: dup_mm+0x18a/0x13d0 kernel/fork.c:1450 #3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __perform_reclaim mm/page_alloc.c:4585 [inline] #3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __alloc_pages_direct_reclaim mm/page_alloc.c:4609 [inline] #3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __alloc_pages_slowpath.constprop.0+0x760/0x21b0 mm/page_alloc.c:5007 2 locks held by syz-executor.4/11439: #0: ffff888126855528 (&mm->mmap_lock#2){++++}-{3:3}, at: mmap_read_trylock include/linux/mmap_lock.h:136 [inline] #0: ffff888126855528 (&mm->mmap_lock#2){++++}-{3:3}, at: do_user_addr_fault+0x285/0x11c0 arch/x86/mm/fault.c:1338 #1: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __perform_reclaim mm/page_alloc.c:4585 [inline] #1: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __alloc_pages_direct_reclaim mm/page_alloc.c:4609 [inline] #1: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __alloc_pages_slowpath.constprop.0+0x760/0x21b0 mm/page_alloc.c:5007 4 locks held by syz-executor.4/11440: #0: ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at: dup_mmap kernel/fork.c:497 [inline] #0: ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at: dup_mm+0x108/0x13d0 kernel/fork.c:1450 #1: ffff8880b27d9d28 (&mm->mmap_lock#2){++++}-{3:3}, at: mmap_write_lock_killable include/linux/mmap_lock.h:87 [inline] #1: ffff8880b27d9d28 (&mm->mmap_lock#2){++++}-{3:3}, at: dup_mmap kernel/fork.c:498 [inline] #1: ffff8880b27d9d28 (&mm->mmap_lock#2){++++}-{3:3}, at: dup_mm+0x12e/0x13d0 kernel/fork.c:1450 #2: ffff88809eecc028 (&mm->mmap_lock/1){+.+.}-{3:3}, at: mmap_write_lock_nested include/linux/mmap_lock.h:78 [inline] #2: ffff88809eecc028 (&mm->mmap_lock/1){+.+.}-{3:3}, at: dup_mmap kernel/fork.c:507 [inline] #2: ffff88809eecc028 (&mm->mmap_lock/1){+.+.}-{3:3}, at: dup_mm+0x18a/0x13d0 kernel/fork.c:1450 #3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __perform_reclaim mm/page_alloc.c:4585 [inline] #3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __alloc_pages_direct_reclaim mm/page_alloc.c:4609 [inline] #3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __alloc_pages_slowpath.constprop.0+0x760/0x21b0 mm/page_alloc.c:5007 4 locks held by syz-executor.4/11441: #0: ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at: dup_mmap kernel/fork.c:497 [inline] #0: ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at: dup_mm+0x108/0x13d0 kernel/fork.c:1450 #1: ffff88809b8db928 (&mm->mmap_lock #2 ){++++}-{3:3} , at: mmap_write_lock_killable include/linux/mmap_lock.h:87 [inline] , at: dup_mmap kernel/fork.c:498 [inline] , at: dup_mm+0x12e/0x13d0 kernel/fork.c:1450 #2: ffff8880b33edc28 (&mm->mmap_lock/1){+.+.}-{3:3}, at: mmap_write_lock_nested include/linux/mmap_lock.h:78 [inline] #2: ffff8880b33edc28 (&mm->mmap_lock/1){+.+.}-{3:3}, at: dup_mmap kernel/fork.c:507 [inline] #2: ffff8880b33edc28 (&mm->mmap_lock/1){+.+.}-{3:3}, at: dup_mm+0x18a/0x13d0 kernel/fork.c:1450 #3: ffffffff8bca5140 ( fs_reclaim){+.+.}-{0:0} , at: __perform_reclaim mm/page_alloc.c:4585 [inline] , at: __alloc_pages_direct_reclaim mm/page_alloc.c:4609 [inline] , at: __alloc_pages_slowpath.constprop.0+0x760/0x21b0 mm/page_alloc.c:5007 2 locks held by syz-executor.4/11442: #0: ffff888021a91628 (&mm->mmap_lock#2){++++}-{3:3}, at: mmap_read_trylock include/linux/mmap_lock.h:136 [inline] #0: ffff888021a91628 (&mm->mmap_lock#2){++++}-{3:3}, at: do_user_addr_fault+0x285/0x11c0 arch/x86/mm/fault.c:1338 #1: ffffffff8bca5140 ( fs_reclaim ){+.+.}-{0:0} , at: __perform_reclaim mm/page_alloc.c:4585 [inline] , at: __alloc_pages_direct_reclaim mm/page_alloc.c:4609 [inline] , at: __alloc_pages_slowpath.constprop.0+0x760/0x21b0 mm/page_alloc.c:5007 4 locks held by syz-executor.4/11443: #0: ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at: dup_mmap kernel/fork.c:497 [inline] ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at: dup_mm+0x108/0x13d0 kernel/fork.c:1450 #1: ffff888025952b28 (&mm->mmap_lock#2){++++}-{3:3}, at: mmap_write_lock_killable include/linux/mmap_lock.h:87 [inline] #1: ffff888025952b28 (&mm->mmap_lock#2){++++}-{3:3}, at: dup_mmap kernel/fork.c:498 [inline] #1: ffff888025952b28 (&mm->mmap_lock#2){++++}-{3:3}, at: dup_mm+0x12e/0x13d0 kernel/fork.c:1450 #2: ffff8880a7366a28 (&mm->mmap_lock/1){+.+.}-{3:3}, at: mmap_write_lock_nested include/linux/mmap_lock.h:78 [inline] #2: ffff8880a7366a28 (&mm->mmap_lock/1){+.+.}-{3:3}, at: dup_mmap kernel/fork.c:507 [inline] #2: ffff8880a7366a28 (&mm->mmap_lock/1){+.+.}-{3:3}, at: dup_mm+0x18a/0x13d0 kernel/fork.c:1450 #3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __perform_reclaim mm/page_alloc.c:4585 [inline] #3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __alloc_pages_direct_reclaim mm/page_alloc.c:4609 [inline] #3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __alloc_pages_slowpath.constprop.0+0x760/0x21b0 mm/page_alloc.c:5007 4 locks held by syz-executor.4/11444: #0: ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at: dup_mmap kernel/fork.c:497 [inline] #0: ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at: dup_mm+0x108/0x13d0 kernel/fork.c:1450 #1: ffff88808337b928 (&mm->mmap_lock#2){++++}-{3:3}, at: mmap_write_lock_killable include/linux/mmap_lock.h:87 [inline] #1: ffff88808337b928 (&mm->mmap_lock#2){++++}-{3:3}, at: dup_mmap kernel/fork.c:498 [inline] #1: ffff88808337b928 (&mm->mmap_lock#2){++++}-{3:3}, at: dup_mm+0x12e/0x13d0 kernel/fork.c:1450 #2: ffff88809dd7ab28 (&mm->mmap_lock/1){+.+.}-{3:3}, at: mmap_write_lock_nested include/linux/mmap_lock.h:78 [inline] #2: ffff88809dd7ab28 (&mm->mmap_lock/1){+.+.}-{3:3}, at: dup_mmap kernel/fork.c:507 [inline] #2: ffff88809dd7ab28 (&mm->mmap_lock/1){+.+.}-{3:3}, at: dup_mm+0x18a/0x13d0 kernel/fork.c:1450 #3: ffffffff8bca5140 ( fs_reclaim ){+.+.}-{0:0} , at: __perform_reclaim mm/page_alloc.c:4585 [inline] , at: __alloc_pages_direct_reclaim mm/page_alloc.c:4609 [inline] , at: __alloc_pages_slowpath.constprop.0+0x760/0x21b0 mm/page_alloc.c:5007 4 locks held by syz-executor.4/11445: #0: ffffffff8bc53fd0 Best Regards, Yiru
