Hello, syzbot found the following issue on: HEAD commit: 9852d85ec9d4 Linux 6.12-rc1 git tree: https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing console output: https://syzkaller.appspot.com/x/log.txt?x=1321d927980000 kernel config: https://syzkaller.appspot.com/x/.config?x=4510af5d637450fb dashboard link: https://syzkaller.appspot.com/bug?extid=32474671840968fd1101 compiler: gcc (Debian 12.2.0-14) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40 syz repro: https://syzkaller.appspot.com/x/repro.syz?x=149053d0580000 Downloadable assets: disk image: https://storage.googleapis.com/syzbot-assets/d44acbbed8bd/disk-9852d85e.raw.xz vmlinux: https://storage.googleapis.com/syzbot-assets/8e54c80139e6/vmlinux-9852d85e.xz kernel image: https://storage.googleapis.com/syzbot-assets/35f22e8643ee/bzImage-9852d85e.xz IMPORTANT: if you fix the issue, please add the following tag to the commit: Reported-by: syzbot+32474671840968fd1101@xxxxxxxxxxxxxxxxxxxxxxxxx rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { 0-...D } 2653 jiffies s: 985 root: 0x1/. rcu: blocking rcu_node structures (internal RCU debug): Sending NMI from CPU 1 to CPUs 0: might_resched include/linux/kernel.h:73 [inline] down_write+0x74/0x200 kernel/locking/rwsem.c:1576 NMI backtrace for cpu 0 CPU: 0 UID: 0 PID: 6610 Comm: modprobe Not tainted 6.12.0-rc1-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 RIP: 0010:check_kcov_mode kernel/kcov.c:183 [inline] RIP: 0010:write_comp_data+0x38/0x90 kernel/kcov.c:246 Code: de ad 7e 65 8b 05 50 de ad 7e a9 00 01 ff 00 74 1d f6 c4 01 74 67 a9 00 00 0f 00 75 60 a9 00 00 f0 00 75 59 8b 82 54 15 00 00 <85> c0 74 4f 8b 82 30 15 00 00 83 f8 03 75 44 48 8b 82 38 15 00 00 RSP: 0018:ffffc90000006ca0 EFLAGS: 00000046 RAX: 0000000000000000 RBX: ffffffff8728c700 RCX: ffffffff86e66c5f RDX: ffff88811e8557c0 RSI: 0000000000000000 RDI: 0000000000000001 RBP: 000000000000005b R08: 0000000000000001 R09: 0000000000000000 R10: 000000000000005b R11: 000000000009e1e0 R12: ffffc90000006da8 R13: ffffffff8728c700 R14: ffffc90000006e40 R15: ffffc90000007008 FS: 00007f277e6dd380(0000) GS:ffff8881f5800000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f277e74e723 CR3: 0000000118262000 CR4: 00000000003506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: <NMI> </NMI> <IRQ> format_decode+0x13f/0xba0 lib/vsprintf.c:2537 vsnprintf+0x13d/0x1880 lib/vsprintf.c:2755 sprintf+0xcd/0x110 lib/vsprintf.c:3007 print_time kernel/printk/printk.c:1362 [inline] info_print_prefix+0x25c/0x350 kernel/printk/printk.c:1388 record_print_text+0x141/0x400 kernel/printk/printk.c:1437 printk_get_next_message+0x2a6/0x670 kernel/printk/printk.c:2978 console_emit_next_record kernel/printk/printk.c:3046 [inline] console_flush_all+0x6ec/0xc60 kernel/printk/printk.c:3180 __console_flush_and_unlock kernel/printk/printk.c:3239 [inline] console_unlock+0xd9/0x210 kernel/printk/printk.c:3279 vprintk_emit+0x424/0x6f0 kernel/printk/printk.c:2407 vprintk+0x7f/0xa0 kernel/printk/printk_safe.c:68 _printk+0xc8/0x100 kernel/printk/printk.c:2432 printk_stack_address arch/x86/kernel/dumpstack.c:72 [inline] show_trace_log_lvl+0x1b7/0x3d0 arch/x86/kernel/dumpstack.c:285 sched_show_task kernel/sched/core.c:7582 [inline] sched_show_task+0x3f0/0x5f0 kernel/sched/core.c:7557 show_state_filter+0xee/0x320 kernel/sched/core.c:7627 k_spec drivers/tty/vt/keyboard.c:667 [inline] k_spec+0xed/0x150 drivers/tty/vt/keyboard.c:656 kbd_keycode drivers/tty/vt/keyboard.c:1522 [inline] kbd_event+0xcbd/0x17a0 drivers/tty/vt/keyboard.c:1541 input_handler_events_default+0x116/0x1b0 drivers/input/input.c:2549 input_pass_values+0x777/0x8e0 drivers/input/input.c:126 input_event_dispose drivers/input/input.c:341 [inline] input_handle_event+0xf0b/0x14d0 drivers/input/input.c:369 input_event drivers/input/input.c:398 [inline] input_event+0x83/0xa0 drivers/input/input.c:390 input_sync include/linux/input.h:451 [inline] hidinput_report_event+0xb2/0x100 drivers/hid/hid-input.c:1736 hid_report_raw_event+0x274/0x11c0 drivers/hid/hid-core.c:2047 __hid_input_report.constprop.0+0x341/0x440 drivers/hid/hid-core.c:2110 hid_irq_in+0x35e/0x870 drivers/hid/usbhid/hid-core.c:285 __usb_hcd_giveback_urb+0x389/0x6e0 drivers/usb/core/hcd.c:1650 usb_hcd_giveback_urb+0x396/0x450 drivers/usb/core/hcd.c:1734 dummy_timer+0x17c3/0x38d0 drivers/usb/gadget/udc/dummy_hcd.c:1988 __run_hrtimer kernel/time/hrtimer.c:1691 [inline] __hrtimer_run_queues+0x20a/0xae0 kernel/time/hrtimer.c:1755 hrtimer_run_softirq+0x17d/0x350 kernel/time/hrtimer.c:1772 handle_softirqs+0x206/0x8d0 kernel/softirq.c:554 __do_softirq kernel/softirq.c:588 [inline] invoke_softirq kernel/softirq.c:428 [inline] __irq_exit_rcu kernel/softirq.c:637 [inline] irq_exit_rcu+0xac/0x110 kernel/softirq.c:649 instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1037 [inline] sysvec_apic_timer_interrupt+0x90/0xb0 arch/x86/kernel/apic/apic.c:1037 </IRQ> <TASK> asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:702 RIP: 0010:lock_is_held_type+0x107/0x150 kernel/locking/lockdep.c:5902 Code: 00 00 b8 ff ff ff ff 65 0f c1 05 6c 1b 14 79 83 f8 01 75 2d 9c 58 f6 c4 02 75 43 48 f7 04 24 00 02 00 00 74 01 fb 48 83 c4 08 <44> 89 e8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 cc cc cc cc 45 31 ed eb RSP: 0018:ffffc9000245f920 EFLAGS: 00000292 RAX: 0000000000000046 RBX: 1ffff9200048bf2d RCX: 0000000000000001 RDX: 0000000000000000 RSI: ffffffff8727f4a0 RDI: ffffffff8746ea80 RBP: ffffffff88ebb040 R08: 0000000000000005 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000000 R12: ffff88811e8557c0 R13: 0000000000000000 R14: 00000000ffffffff R15: 0000000000000000 lock_is_held include/linux/lockdep.h:249 [inline] __might_resched+0x4ca/0x5e0 kernel/sched/core.c:8593 down_read+0x73/0x330 kernel/locking/rwsem.c:1523 kernfs_dop_revalidate+0xf0/0x5a0 fs/kernfs/dir.c:1159 d_revalidate fs/namei.c:868 [inline] d_revalidate fs/namei.c:865 [inline] lookup_fast+0x239/0x540 fs/namei.c:1693 walk_component+0x5b/0x5b0 fs/namei.c:2049 lookup_last fs/namei.c:2556 [inline] path_lookupat+0x17f/0x770 fs/namei.c:2580 filename_lookup+0x1e5/0x5b0 fs/namei.c:2609 user_path_at+0x3a/0x60 fs/namei.c:3016 user_statfs+0xa0/0x180 fs/statfs.c:103 __do_sys_statfs+0x8a/0x100 fs/statfs.c:195 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xcd/0x250 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f277e83168a Code: c8 ff c3 b8 03 01 00 00 0f 05 48 3d 00 f0 ff ff 76 10 48 8b 15 8f a7 0d 00 f7 d8 64 89 02 48 83 c8 ff c3 b8 89 00 00 00 0f 05 <48> 3d 00 f0 ff ff 76 10 48 8b 15 6f a7 0d 00 f7 d8 64 89 02 48 83 RSP: 002b:00007ffe6722d7f8 EFLAGS: 00000206 ORIG_RAX: 0000000000000089 RAX: ffffffffffffffda RBX: 00007f277e7564f8 RCX: 00007f277e83168a RDX: 00007f277e75819c RSI: 00007ffe6722d808 RDI: 00007f277e74e723 RBP: 00007ffe6722d8a0 R08: 0000000000000000 R09: 000000000000000d R10: 00007ffe6722d6c0 R11: 0000000000000206 R12: 00007ffe6722d808 R13: 00007ffe6722da88 R14: 00007ffe6722dab0 R15: 0000000000000000 </TASK> </TASK> task:kworker/u8:4 state:R running task stack:32568 pid:7801 tgid:7801 ppid:61 flags:0x00004000 Call Trace: <TASK> __switch_to_asm+0x70/0x70 </TASK> task:modprobe state:R running task stack:24704 pid:7832 tgid:7832 ppid:46 flags:0x00000000 Call Trace: <TASK> context_switch kernel/sched/core.c:5315 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6675 </TASK> task:modprobe state:R running task stack:25408 pid:7840 tgid:7840 ppid:46 flags:0x00000002 Call Trace: <TASK> context_switch kernel/sched/core.c:5315 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6675 __do_sys_exit_group kernel/exit.c:1099 [inline] __se_sys_exit_group kernel/exit.c:1097 [inline] __x64_sys_exit_group+0x3e/0x50 kernel/exit.c:1097 </TASK> task:modprobe state:R running task stack:24704 pid:7842 tgid:7842 ppid:1321 flags:0x00000002 Call Trace: <TASK> context_switch kernel/sched/core.c:5315 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6675 do_task_dead+0xd6/0x110 kernel/sched/core.c:6691 do_exit+0x1de7/0x2ce0 kernel/exit.c:990 do_group_exit+0xd3/0x2a0 kernel/exit.c:1088 __do_sys_exit_group kernel/exit.c:1099 [inline] __se_sys_exit_group kernel/exit.c:1097 [inline] __x64_sys_exit_group+0x3e/0x50 kernel/exit.c:1097 x64_sys_call+0x14a9/0x16a0 arch/x86/include/generated/asm/syscalls_64.h:232 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xcd/0x250 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f1036874a90 RSP: 002b:00007fff4bbd08d8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 RAX: ffffffffffffffda RBX: 00007f1036965860 RCX: 00007f1036874a90 RDX: 00000000000000e7 RSI: 000000000000003c RDI: 0000000000000001 RBP: 00007f1036965860 R08: 0000000000000000 R09: 2ba13118c6e30511 R10: 00007fff4bbd0790 R11: 0000000000000246 R12: 0000000000000000 R13: 0000000000000001 R14: 00007f1036969658 R15: 0000000000000001 </TASK> task:modprobe state:R running task stack:24704 pid:7848 tgid:7848 ppid:46 flags:0x00000002 Call Trace: <TASK> </TASK> task:modprobe state:R running task stack:25408 pid:7852 tgid:7852 ppid:794 flags:0x00000002 Call Trace: <TASK> context_switch kernel/sched/core.c:5315 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6675 do_task_dead+0xd6/0x110 kernel/sched/core.c:6691 do_exit+0x1de7/0x2ce0 kernel/exit.c:990 do_group_exit+0xd3/0x2a0 kernel/exit.c:1088 __do_sys_exit_group kernel/exit.c:1099 [inline] __se_sys_exit_group kernel/exit.c:1097 [inline] __x64_sys_exit_group+0x3e/0x50 kernel/exit.c:1097 x64_sys_call+0x14a9/0x16a0 arch/x86/include/generated/asm/syscalls_64.h:232 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xcd/0x250 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f27413a1a90 RSP: 002b:00007ffec33b8048 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 RAX: ffffffffffffffda RBX: 00007f2741492860 RCX: 00007f27413a1a90 RDX: 00000000000000e7 RSI: 000000000000003c RDI: 0000000000000001 RBP: 00007f2741492860 R08: 0000000000000000 R09: 579af85e23a91b0e R10: 00007ffec33b7f00 R11: 0000000000000246 R12: 0000000000000000 R13: 0000000000000001 R14: 00007f2741496658 R15: 0000000000000001 </TASK> task:modprobe state:R running task stack:24416 pid:7859 tgid:7859 ppid:1321 flags:0x00000002 Call Trace: <TASK> </TASK> task:modprobe state:R running task stack:25408 pid:7867 tgid:7867 ppid:1321 flags:0x00004002 Call Trace: <TASK> context_switch kernel/sched/core.c:5315 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6675 do_task_dead+0xd6/0x110 kernel/sched/core.c:6691 do_exit+0x1de7/0x2ce0 kernel/exit.c:990 do_group_exit+0xd3/0x2a0 kernel/exit.c:1088 __do_sys_exit_group kernel/exit.c:1099 [inline] __se_sys_exit_group kernel/exit.c:1097 [inline] __x64_sys_exit_group+0x3e/0x50 kernel/exit.c:1097 x64_sys_call+0x14a9/0x16a0 arch/x86/include/generated/asm/syscalls_64.h:232 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xcd/0x250 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7ff1b3f8ea90 RSP: 002b:00007fff0e60a418 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 RAX: ffffffffffffffda RBX: 00007ff1b407f860 RCX: 00007ff1b3f8ea90 RDX: 00000000000000e7 RSI: 000000000000003c RDI: 0000000000000001 RBP: 00007ff1b407f860 R08: 0000000000000000 R09: 297f637b2cc12a19 R10: 00007fff0e60a2d0 R11: 0000000000000246 R12: 0000000000000000 R13: 0000000000000001 R14: 00007ff1b4083658 R15: 0000000000000001 </TASK> task:modprobe state:R running task stack:25408 pid:7872 tgid:7872 ppid:794 flags:0x00000002 Call Trace: <TASK> </TASK> task:modprobe state:R running task stack:25408 pid:7876 tgid:7876 ppid:794 flags:0x00000002 Call Trace: <TASK> context_switch kernel/sched/core.c:5315 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6675 preempt_schedule_common+0x44/0xc0 kernel/sched/core.c:6854 __cond_resched+0x1b/0x30 kernel/sched/core.c:7192 might_resched include/linux/kernel.h:73 [inline] down_write+0x74/0x200 kernel/locking/rwsem.c:1576 </TASK> task:modprobe state:R running task stack:25408 pid:7881 tgid:7881 ppid:240 flags:0x00000002 Call Trace: <TASK> context_switch kernel/sched/core.c:5315 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6675 do_task_dead+0xd6/0x110 kernel/sched/core.c:6691 do_exit+0x1de7/0x2ce0 kernel/exit.c:990 do_group_exit+0xd3/0x2a0 kernel/exit.c:1088 __do_sys_exit_group kernel/exit.c:1099 [inline] __se_sys_exit_group kernel/exit.c:1097 [inline] __x64_sys_exit_group+0x3e/0x50 kernel/exit.c:1097 x64_sys_call+0x14a9/0x16a0 arch/x86/include/generated/asm/syscalls_64.h:232 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xcd/0x250 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7ff691c95a90 RSP: 002b:00007fff8cc863a8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 RAX: ffffffffffffffda RBX: 00007ff691d86860 RCX: 00007ff691c95a90 RDX: 00000000000000e7 RSI: 000000000000003c RDI: 0000000000000001 RBP: 00007ff691d86860 R08: 0000000000000000 R09: 130b41a16503932e R10: 00007fff8cc86260 R11: 0000000000000246 R12: 0000000000000000 R13: 0000000000000001 R14: 00007ff691d8a658 R15: 0000000000000001 </TASK> task:modprobe state:R running task stack:24416 pid:7888 tgid:7888 ppid:61 flags:0x00000002 Call Trace: <TASK> context_switch kernel/sched/core.c:5315 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6675 </TASK> task:modprobe state:R running task stack:24704 pid:7895 tgid:7895 ppid:1321 flags:0x00000000 Call Trace: <TASK> context_switch kernel/sched/core.c:5315 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6675 do_task_dead+0xd6/0x110 kernel/sched/core.c:6691 do_exit+0x1de7/0x2ce0 kernel/exit.c:990 do_group_exit+0xd3/0x2a0 kernel/exit.c:1088 __do_sys_exit_group kernel/exit.c:1099 [inline] __se_sys_exit_group kernel/exit.c:1097 [inline] __x64_sys_exit_group+0x3e/0x50 kernel/exit.c:1097 x64_sys_call+0x14a9/0x16a0 arch/x86/include/generated/asm/syscalls_64.h:232 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xcd/0x250 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f2ba3ab8a90 RSP: 002b:00007ffc593e6a08 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 RAX: ffffffffffffffda RBX: 00007f2ba3ba9860 RCX: 00007f2ba3ab8a90 RDX: 00000000000000e7 RSI: 000000000000003c RDI: 0000000000000001 RBP: 00007f2ba3ba9860 R08: 0000000000000000 R09: fbded4c6bbb14cc7 R10: 00007ffc593e68c0 R11: 0000000000000246 R12: 0000000000000000 R13: 0000000000000001 R14: 00007f2ba3bad658 R15: 0000000000000001 </TASK> task:modprobe state:R running task stack:25136 pid:7903 tgid:7903 ppid:61 flags:0x00000002 Call Trace: <TASK> context_switch kernel/sched/core.c:5315 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6675 do_task_dead+0xd6/0x110 kernel/sched/core.c:6691 do_exit+0x1de7/0x2ce0 kernel/exit.c:990 do_group_exit+0xd3/0x2a0 kernel/exit.c:1088 __do_sys_exit_group kernel/exit.c:1099 [inline] __se_sys_exit_group kernel/exit.c:1097 [inline] __x64_sys_exit_group+0x3e/0x50 kernel/exit.c:1097 x64_sys_call+0x14a9/0x16a0 arch/x86/include/generated/asm/syscalls_64.h:232 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xcd/0x250 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f8f27fcca90 RSP: 002b:00007ffe5b255318 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 RAX: ffffffffffffffda RBX: 00007f8f280bd860 RCX: 00007f8f27fcca90 RDX: 00000000000000e7 RSI: 000000000000003c RDI: 0000000000000001 RBP: 00007f8f280bd860 R08: 0000000000000000 R09: f656a58ceb9b82a7 R10: 00007ffe5b2551d0 R11: 0000000000000246 R12: 0000000000000000 R13: 0000000000000001 R14: 00007f8f280c1658 R15: 0000000000000001 </TASK> task:kworker/u8:5 state:R running task stack:32568 pid:7910 tgid:7910 ppid:240 flags:0x00004000 Call Trace: <TASK> __switch_to_asm+0x70/0x70 </TASK> task:modprobe state:R running task stack:25136 pid:7912 tgid:7912 ppid:1321 flags:0x00000002 Call Trace: <TASK> context_switch kernel/sched/core.c:5315 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6675 do_task_dead+0xd6/0x110 kernel/sched/core.c:6691 do_exit+0x1de7/0x2ce0 kernel/exit.c:990 do_group_exit+0xd3/0x2a0 kernel/exit.c:1088 __do_sys_exit_group kernel/exit.c:1099 [inline] __se_sys_exit_group kernel/exit.c:1097 [inline] __x64_sys_exit_group+0x3e/0x50 kernel/exit.c:1097 x64_sys_call+0x14a9/0x16a0 arch/x86/include/generated/asm/syscalls_64.h:232 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xcd/0x250 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f91a8658a90 RSP: 002b:00007ffcdd011f18 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 RAX: ffffffffffffffda RBX: 00007f91a8749860 RCX: 00007f91a8658a90 RDX: 00000000000000e7 RSI: 000000000000003c RDI: 0000000000000001 RBP: 00007f91a8749860 R08: 0000000000000000 R09: a714542541fce60e R10: 00007ffcdd011dd0 R11: 0000000000000246 R12: 0000000000000000 R13: 0000000000000001 R14: 00007f91a874d658 R15: 0000000000000001 </TASK> task:modprobe state:R running task stack:25136 pid:7918 tgid:7918 ppid:61 flags:0x00000002 Call Trace: <TASK> context_switch kernel/sched/core.c:5315 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6675 do_task_dead+0xd6/0x110 kernel/sched/core.c:6691 do_exit+0x1de7/0x2ce0 kernel/exit.c:990 do_group_exit+0xd3/0x2a0 kernel/exit.c:1088 __do_sys_exit_group kernel/exit.c:1099 [inline] __se_sys_exit_group kernel/exit.c:1097 [inline] __x64_sys_exit_group+0x3e/0x50 kernel/exit.c:1097 x64_sys_call+0x14a9/0x16a0 arch/x86/include/generated/asm/syscalls_64.h:232 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xcd/0x250 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f502d1b8a90 RSP: 002b:00007ffe5111b178 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 RAX: ffffffffffffffda RBX: 00007f502d2a9860 RCX: 00007f502d1b8a90 RDX: 00000000000000e7 RSI: 000000000000003c RDI: 0000000000000001 RBP: 00007f502d2a9860 R08: 0000000000000000 R09: 82d1dac90bc4340b R10: 00007ffe5111b030 R11: 0000000000000246 R12: 0000000000000000 R13: 0000000000000001 R14: 00007f502d2ad658 R15: 0000000000000001 </TASK> task:modprobe state:R running task stack:25408 pid:7924 tgid:7924 ppid:240 flags:0x00000002 Call Trace: <TASK> context_switch kernel/sched/core.c:5315 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6675 do_task_dead+0xd6/0x110 kernel/sched/core.c:6691 do_exit+0x1de7/0x2ce0 kernel/exit.c:990 do_group_exit+0xd3/0x2a0 kernel/exit.c:1088 __do_sys_exit_group kernel/exit.c:1099 [inline] __se_sys_exit_group kernel/exit.c:1097 [inline] __x64_sys_exit_group+0x3e/0x50 kernel/exit.c:1097 x64_sys_call+0x14a9/0x16a0 arch/x86/include/generated/asm/syscalls_64.h:232 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xcd/0x250 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7fe66ee6aa90 RSP: 002b:00007ffe8fef5648 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 RAX: ffffffffffffffda RBX: 00007fe66ef5b860 RCX: 00007fe66ee6aa90 RDX: 00000000000000e7 RSI: 000000000000003c RDI: 0000000000000001 RBP: 00007fe66ef5b860 R08: 0000000000000000 R09: c069033a8e2cd71f R10: 00007ffe8fef5500 R11: 0000000000000246 R12: 0000000000000000 R13: 0000000000000001 R14: 00007fe66ef5f658 R15: 0000000000000001 </TASK> task:modprobe state:R running task stack:24704 pid:7929 tgid:7929 ppid:240 flags:0x00000002 Call Trace: <TASK> </TASK> task:modprobe state:R running task stack:25408 pid:7939 tgid:7939 ppid:794 flags:0x00000002 Call Trace: <TASK> context_switch kernel/sched/core.c:5315 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6675 </TASK> task:kworker/u8:5 state:R running task stack:28784 pid:7947 tgid:7947 ppid:240 flags:0x00004000 Call Trace: <TASK> context_switch kernel/sched/core.c:5315 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6675 </TASK> task:modprobe state:R running task stack:24416 pid:7952 tgid:7952 ppid:1321 flags:0x00000002 Call Trace: <TASK> context_switch kernel/sched/core.c:5315 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6675 do_task_dead+0xd6/0x110 kernel/sched/core.c:6691 do_exit+0x1de7/0x2ce0 kernel/exit.c:990 do_group_exit+0xd3/0x2a0 kernel/exit.c:1088 __do_sys_exit_group kernel/exit.c:1099 [inline] __se_sys_exit_group kernel/exit.c:1097 [inline] __x64_sys_exit_group+0x3e/0x50 kernel/exit.c:1097 x64_sys_call+0x14a9/0x16a0 arch/x86/include/generated/asm/syscalls_64.h:232 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xcd/0x250 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7ff367205a90 RSP: 002b:00007ffd24373458 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 RAX: ffffffffffffffda RBX: 00007ff3672f6860 RCX: 00007ff367205a90 RDX: 00000000000000e7 RSI: 000000000000003c RDI: 0000000000000001 RBP: 00007ff3672f6860 R08: 0000000000000000 R09: 8af58dd86e5fa3f2 R10: 00007ffd24373310 R11: 0000000000000246 R12: 0000000000000000 R13: 0000000000000001 R14: 00007ff3672fa658 R15: 0000000000000001 </TASK> task:modprobe state:R running task stack:25408 pid:7959 tgid:7959 ppid:61 flags:0x00000002 Call Trace: <TASK> context_switch kernel/sched/core.c:5315 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6675 do_task_dead+0xd6/0x110 kernel/sched/core.c:6691 do_exit+0x1de7/0x2ce0 kernel/exit.c:990 do_group_exit+0xd3/0x2a0 kernel/exit.c:1088 __do_sys_exit_group kernel/exit.c:1099 [inline] __se_sys_exit_group kernel/exit.c:1097 [inline] __x64_sys_exit_group+0x3e/0x50 kernel/exit.c:1097 x64_sys_call+0x14a9/0x16a0 arch/x86/include/generated/asm/syscalls_64.h:232 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xcd/0x250 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7ffb5d1c1a90 RSP: 002b:00007ffca3b54828 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 RAX: ffffffffffffffda RBX: 00007ffb5d2b2860 RCX: 00007ffb5d1c1a90 RDX: 00000000000000e7 RSI: 000000000000003c RDI: 0000000000000001 RBP: 00007ffb5d2b2860 R08: 0000000000000000 R09: 2b7bc42f1f3fa7d8 R10: 00007ffca3b546e0 R11: 0000000000000246 R12: 0000000000000000 R13: 0000000000000001 R14: 00007ffb5d2b6658 R15: 0000000000000001 </TASK> task:modprobe state:R running task stack:25408 pid:7966 tgid:7966 ppid:794 flags:0x00000002 Call Trace: <TASK> context_switch kernel/sched/core.c:5315 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6675 __do_sys_exit_group kernel/exit.c:1099 [inline] __se_sys_exit_group kernel/exit.c:1097 [inline] __x64_sys_exit_group+0x3e/0x50 kernel/exit.c:1097 </TASK> task:modprobe state:R running task stack:25136 pid:7967 tgid:7967 ppid:1321 flags:0x00000002 Call Trace: <TASK> context_switch kernel/sched/core.c:5315 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6675 do_task_dead+0xd6/0x110 kernel/sched/core.c:6691 do_exit+0x1de7/0x2ce0 kernel/exit.c:990 do_group_exit+0xd3/0x2a0 kernel/exit.c:1088 __do_sys_exit_group kernel/exit.c:1099 [inline] __se_sys_exit_group kernel/exit.c:1097 [inline] __x64_sys_exit_group+0x3e/0x50 kernel/exit.c:1097 x64_sys_call+0x14a9/0x16a0 arch/x86/include/generated/asm/syscalls_64.h:232 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xcd/0x250 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7fc915d29a90 RSP: 002b:00007ffe1f52fba8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 RAX: ffffffffffffffda RBX: 00007fc915e1a860 RCX: 00007fc915d29a90 RDX: 00000000000000e7 RSI: 000000000000003c RDI: 0000000000000001 RBP: 00007fc915e1a860 R08: 0000000000000000 R09: 9020cdfac2fe8494 R10: 00007ffe1f52fa60 R11: 0000000000000246 R12: 0000000000000000 R13: 0000000000000001 R14: 00007fc915e1e658 R15: 0000000000000001 </TASK> task:modprobe state:R running task stack:24704 pid:7976 tgid:7976 ppid:794 flags:0x00000002 Call Trace: <TASK> </TASK> task:kworker/u8:4 state:R running task stack:32568 pid:7977 tgid:7977 ppid:61 flags:0x00004000 Call Trace: <TASK> </TASK> task:modprobe state:R running task stack:23984 pid:7981 tgid:7981 ppid:1321 flags:0x00000002 Call Trace: <TASK> context_switch kernel/sched/core.c:5315 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6675 preempt_schedule_common+0x44/0xc0 kernel/sched/core.c:6854 </TASK> task:modprobe state:R running task stack:24704 pid:7985 tgid:7985 ppid:61 flags:0x00000002 Call Trace: <TASK> context_switch kernel/sched/core.c:5315 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6675 do_task_dead+0xd6/0x110 kernel/sched/core.c:6691 do_exit+0x1de7/0x2ce0 kernel/exit.c:990 do_group_exit+0xd3/0x2a0 kernel/exit.c:1088 __do_sys_exit_group kernel/exit.c:1099 [inline] __se_sys_exit_group kernel/exit.c:1097 [inline] __x64_sys_exit_group+0x3e/0x50 kernel/exit.c:1097 x64_sys_call+0x14a9/0x16a0 arch/x86/include/generated/asm/syscalls_64.h:232 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xcd/0x250 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f611b70ca90 RSP: 002b:00007fff370431d8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 RAX: ffffffffffffffda RBX: 00007f611b7fd860 RCX: 00007f611b70ca90 RDX: 00000000000000e7 RSI: 000000000000003c RDI: 0000000000000001 RBP: 00007f611b7fd860 R08: 0000000000000000 R09: c8dbcaff71132372 R10: 00007fff37043090 R11: 0000000000000246 R12: 0000000000000000 R13: 0000000000000001 R14: 00007f611b801658 R15: 0000000000000001 </TASK> task:modprobe state:R running task stack:23984 pid:7991 tgid:7991 ppid:794 flags:0x00000000 Call Trace: <TASK> context_switch kernel/sched/core.c:5315 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6675 </TASK> task:kworker/u8:6 state:R running task stack:28784 pid:8005 tgid:8005 ppid:794 flags:0x00004000 Call Trace: <TASK> </TASK> task:modprobe state:R running task stack:27168 pid:8009 tgid:8009 ppid:46 flags:0x00004000 Call Trace: <TASK> </TASK> task:modprobe state:R running task stack:24704 pid:8023 tgid:8023 ppid:46 flags:0x00000002 Call Trace: <TASK> context_switch kernel/sched/core.c:5315 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6675 do_task_dead+0xd6/0x110 kernel/sched/core.c:6691 do_exit+0x1de7/0x2ce0 kernel/exit.c:990 do_group_exit+0xd3/0x2a0 kernel/exit.c:1088 __do_sys_exit_group kernel/exit.c:1099 [inline] __se_sys_exit_group kernel/exit.c:1097 [inline] __x64_sys_exit_group+0x3e/0x50 kernel/exit.c:1097 x64_sys_call+0x14a9/0x16a0 arch/x86/include/generated/asm/syscalls_64.h:232 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xcd/0x250 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f73ea212a90 RSP: 002b:00007fff78a8e658 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 RAX: ffffffffffffffda RBX: 00007f73ea303860 RCX: 00007f73ea212a90 RDX: 00000000000000e7 RSI: 000000000000003c RDI: 0000000000000001 RBP: 00007f73ea303860 R08: 0000000000000000 R09: 18675c1ea5947e0c R10: 00007fff78a8e510 R11: 0000000000000246 R12: 0000000000000000 R13: 0000000000000001 R14: 00007f73ea307658 R15: 0000000000000001 </TASK> task:modprobe state:R running task stack:25344 pid:8028 tgid:8028 ppid:794 flags:0x00000002 Call Trace: <TASK> context_switch kernel/sched/core.c:5315 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6675 rcu_is_watching_curr_cpu include/linux/context_tracking.h:128 [inline] rcu_is_watching+0x12/0xc0 kernel/rcu/tree.c:737 </TASK> task:modprobe state:R running task stack:24704 pid:8036 tgid:8036 ppid:46 flags:0x00000000 Call Trace: <TASK> </TASK> task:modprobe state:R running task stack:25408 pid:8044 tgid:8044 ppid:61 flags:0x00000002 Call Trace: <TASK> context_switch kernel/sched/core.c:5315 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6675 </TASK> task:modprobe state:R running task stack:24704 pid:8053 tgid:8053 ppid:61 flags:0x00000002 Call Trace: <TASK> </TASK> task:kworker/u8:4 state:R running task stack:32568 pid:8058 tgid:8058 ppid:61 flags:0x00004000 Call Trace: <TASK> __switch_to_asm+0x70/0x70 </TASK> task:modprobe state:R running task stack:24704 pid:8060 tgid:8060 ppid:46 flags:0x00000002 Call Trace: <TASK> context_switch kernel/sched/core.c:5315 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6675 do_task_dead+0xd6/0x110 kernel/sched/core.c:6691 do_exit+0x1de7/0x2ce0 kernel/exit.c:990 do_group_exit+0xd3/0x2a0 kernel/exit.c:1088 __do_sys_exit_group kernel/exit.c:1099 [inline] __se_sys_exit_group kernel/exit.c:1097 [inline] __x64_sys_exit_group+0x3e/0x50 kernel/exit.c:1097 x64_sys_call+0x14a9/0x16a0 arch/x86/include/generated/asm/syscalls_64.h:232 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xcd/0x250 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f699e03ea90 RSP: 002b:00007ffdaacc9b28 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 RAX: ffffffffffffffda RBX: 00007f699e12f860 RCX: 00007f699e03ea90 RDX: 00000000000000e7 RSI: 000000000000003c RDI: 0000000000000001 RBP: 00007f699e12f860 R08: 0000000000000000 R09: 847f2e504d5feb14 R10: 00007ffdaacc99e0 R11: 0000000000000246 R12: 0000000000000000 R13: 0000000000000001 R14: 00007f699e133658 R15: 0000000000000001 </TASK> task:modprobe state:R running task stack:25408 pid:8067 tgid:8067 ppid:61 flags:0x00000002 Call Trace: <TASK> context_switch kernel/sched/core.c:5315 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6675 </TASK> task:modprobe state:R running task stack:25136 pid:8074 tgid:8074 ppid:794 flags:0x00000002 Call Trace: <TASK> context_switch kernel/sched/core.c:5315 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6675 </TASK> task:modprobe state:R running task stack:24704 pid:8084 tgid:8084 ppid:794 flags:0x00000002 Call Trace: <TASK> context_switch kernel/sched/core.c:5315 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6675 </TASK> task:modprobe state:R running task stack:25408 pid:8095 tgid:8095 ppid:61 flags:0x00000002 Call Trace: <TASK> context_switch kernel/sched/core.c:5315 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6675 do_task_dead+0xd6/0x110 kernel/sched/core.c:6691 do_exit+0x1de7/0x2ce0 kernel/exit.c:990 do_group_exit+0xd3/0x2a0 kernel/exit.c:1088 __do_sys_exit_group kernel/exit.c:1099 [inline] __se_sys_exit_group kernel/exit.c:1097 [inline] __x64_sys_exit_group+0x3e/0x50 kernel/exit.c:1097 x64_sys_call+0x14a9/0x16a0 arch/x86/include/generated/asm/syscalls_64.h:232 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xcd/0x250 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f04263cfa90 RSP: 002b:00007fff37ed15d8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 RAX: ffffffffffffffda RBX: 00007f04264c0860 RCX: 00007f04263cfa90 RDX: 00000000000000e7 RSI: 000000000000003c RDI: 0000000000000001 RBP: 00007f04264c0860 R08: 0000000000000000 R09: 37318c01a1a66803 R10: 00007fff37ed1490 R11: 0000000000000246 R12: 0000000000000000 R13: 0000000000000001 R14: 00007f04264c4658 R15: 0000000000000001 </TASK> task:kworker/u8:3 state:R running task stack:32568 pid:8102 tgid:8102 ppid:46 flags:0x00004000 Call Trace: <TASK> __switch_to_asm+0x70/0x70 </TASK> task:modprobe state:R running task stack:24704 pid:8104 tgid:8104 ppid:240 flags:0x00000002 Call Trace: <TASK> context_switch kernel/sched/core.c:5315 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6675 do_task_dead+0xd6/0x110 kernel/sched/core.c:6691 do_exit+0x1de7/0x2ce0 kernel/exit.c:990 do_group_exit+0xd3/0x2a0 kernel/exit.c:1088 __do_sys_exit_group kernel/exit.c:1099 [inline] __se_sys_exit_group kernel/exit.c:1097 [inline] __x64_sys_exit_group+0x3e/0x50 kernel/exit.c:1097 x64_sys_call+0x14a9/0x16a0 arch/x86/include/generated/asm/syscalls_64.h:232 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xcd/0x250 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f9dded62a90 RSP: 002b:00007ffed3a7d1c8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 RAX: ffffffffffffffda RBX: 00007f9ddee53860 RCX: 00007f9dded62a90 RDX: 00000000000000e7 RSI: 000000000000003c RDI: 0000000000000001 RBP: 00007f9ddee53860 R08: 0000000000000000 R09: 31b450b9a2371b71 R10: 00007ffed3a7d080 R11: 0000000000000246 R12: 0000000000000000 R13: 0000000000000001 R14: 00007f9ddee57658 R15: 0000000000000001 </TASK> task:modprobe state:R running task stack:24704 pid:8109 tgid:8109 ppid:61 flags:0x00000002 Call Trace: <TASK> context_switch kernel/sched/core.c:5315 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6675 do_task_dead+0xd6/0x110 kernel/sched/core.c:6691 do_exit+0x1de7/0x2ce0 kernel/exit.c:990 do_group_exit+0xd3/0x2a0 kernel/exit.c:1088 __do_sys_exit_group kernel/exit.c:1099 [inline] __se_sys_exit_group kernel/exit.c:1097 [inline] __x64_sys_exit_group+0x3e/0x50 kernel/exit.c:1097 x64_sys_call+0x14a9/0x16a0 arch/x86/include/generated/asm/syscalls_64.h:232 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xcd/0x250 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f1e3f9a5a90 RSP: 002b:00007fff60a3d1a8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 RAX: ffffffffffffffda RBX: 00007f1e3fa96860 RCX: 00007f1e3f9a5a90 RDX: 00000000000000e7 RSI: 000000000000003c RDI: 0000000000000001 RBP: 00007f1e3fa96860 R08: 0000000000000000 R09: a41e3c210abed042 R10: 00007fff60a3d060 R11: 0000000000000246 R12: 0000000000000000 R13: 0000000000000001 R14: 00007f1e3fa9a658 R15: 0000000000000001 </TASK> task:modprobe state:R running task stack:25408 pid:8116 tgid:8116 ppid:240 flags:0x00000000 Call Trace: <TASK> context_switch kernel/sched/core.c:5315 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6675 do_task_dead+0xd6/0x110 kernel/sched/core.c:6691 do_exit+0x1de7/0x2ce0 kernel/exit.c:990 do_group_exit+0xd3/0x2a0 kernel/exit.c:1088 __do_sys_exit_group kernel/exit.c:1099 [inline] __se_sys_exit_group kernel/exit.c:1097 [inline] __x64_sys_exit_group+0x3e/0x50 kernel/exit.c:1097 x64_sys_call+0x14a9/0x16a0 arch/x86/include/generated/asm/syscalls_64.h:232 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xcd/0x250 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f225973da90 RSP: 002b:00007ffe39419598 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 RAX: ffffffffffffffda RBX: 00007f225982e860 RCX: 00007f225973da90 RDX: 00000000000000e7 RSI: 000000000000003c RDI: 0000000000000001 RBP: 00007f225982e860 R08: 0000000000000000 R09: 09cb7ffa7489453d R10: 00007ffe39419450 R11: 0000000000000246 R12: 0000000000000000 R13: 0000000000000001 R14: 00007f2259832658 R15: 0000000000000001 </TASK> task:modprobe state:R running task stack:25408 pid:8123 tgid:8123 ppid:1321 flags:0x00000002 Call Trace: <TASK> </TASK> task:modprobe state:R running task stack:24704 pid:8133 tgid:8133 ppid:46 flags:0x00000000 Call Trace: <TASK> context_switch kernel/sched/core.c:5315 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6675 do_task_dead+0xd6/0x110 kernel/sched/core.c:6691 do_exit+0x1de7/0x2ce0 kernel/exit.c:990 do_group_exit+0xd3/0x2a0 kernel/exit.c:1088 __do_sys_exit_group kernel/exit.c:1099 [inline] __se_sys_exit_group kernel/exit.c:1097 [inline] __x64_sys_exit_group+0x3e/0x50 kernel/exit.c:1097 x64_sys_call+0x14a9/0x16a0 arch/x86/include/generated/asm/syscalls_64.h:232 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xcd/0x250 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7efc02680a90 RSP: 002b:00007ffdf13beef8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 RAX: ffffffffffffffda RBX: 00007efc02771860 RCX: 00007efc02680a90 RDX: 00000000000000e7 RSI: 000000000000003c RDI: 0000000000000001 RBP: 00007efc02771860 R08: 0000000000000000 R09: 051b21e884c43509 R10: 00007ffdf13bedb0 R11: 0000000000000246 R12: 0000000000000000 R13: 0000000000000001 R14: 00007efc02775658 R15: 0000000000000001 </TASK> task:kworker/u8:5 state:R running task stack:28784 pid:8139 tgid:8139 ppid:240 flags:0x00004000 Call Trace: <TASK> context_switch kernel/sched/core.c:5315 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6675 </TASK> task:modprobe state:R running task stack:24704 pid:8146 tgid:8146 ppid:794 flags:0x00000002 Call Trace: <TASK> </TASK> task:modprobe state:R running task stack:25344 pid:8152 tgid:8152 ppid:240 flags:0x00000002 Call Trace: <TASK> context_switch kernel/sched/core.c:5315 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6675 </TASK> task:kworker/u8:6 state:R running task stack:32568 pid:8160 tgid:8160 ppid:794 flags:0x00004000 Call Trace: <TASK> __switch_to_asm+0x70/0x70 </TASK> task:modprobe state:R running task stack:25408 pid:8161 tgid:8161 ppid:240 flags:0x00000002 Call Trace: <TASK> context_switch kernel/sched/core.c:5315 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6675 </TASK> task:kworker/u8:5 state:R running task stack:32568 pid:8166 tgid:8166 ppid:240 flags:0x00004000 Call Trace: <TASK> __switch_to_asm+0x70/0x70 </TASK> task:syz-executor state:S stack:25568 pid:8172 tgid:8172 ppid:2654 flags:0x00000000 Call Trace: <TASK> context_switch kernel/sched/core.c:5315 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6675 __schedule_loop kernel/sched/core.c:6752 [inline] schedule+0xe7/0x350 kernel/sched/core.c:6767 do_wait+0x1dd/0x570 kernel/exit.c:1697 kernel_wait4+0x16c/0x280 kernel/exit.c:1851 __do_sys_wait4+0x15f/0x170 kernel/exit.c:1879 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xcd/0x250 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f0cf8d74213 RSP: 002b:00007ffde1a21988 EFLAGS: 00000202 ORIG_RAX: 000000000000003d RAX: ffffffffffffffda RBX: 0000000000001fef RCX: 00007f0cf8d74213 RDX: 0000000040000000 RSI: 00007ffde1a2199c RDI: 00000000ffffffff RBP: 00007ffde1a2199c R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffde1a21a20 R13: 00007ffde1a21a28 R14: 0000000000000009 R15: 0000000000000000 </TASK> task:syz-executor state:D stack:28112 pid:8175 tgid:8175 ppid:8172 flags:0x00000000 Call Trace: <TASK> context_switch kernel/sched/core.c:5315 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6675 __schedule_loop kernel/sched/core.c:6752 [inline] schedule+0xe7/0x350 kernel/sched/core.c:6767 schedule_timeout+0x258/0x2a0 kernel/time/timer.c:2591 do_wait_for_common kernel/sched/completion.c:95 [inline] __wait_for_common+0x3e1/0x600 kernel/sched/completion.c:116 wait_for_common kernel/sched/completion.c:127 [inline] wait_for_completion_state+0x1c/0x40 kernel/sched/completion.c:264 call_usermodehelper_exec+0x3c4/0x4d0 kernel/umh.c:442 call_modprobe kernel/module/kmod.c:103 [inline] __request_module+0x3f6/0x6c0 kernel/module/kmod.c:173 dev_load+0x221/0x240 net/core/dev_ioctl.c:643 dev_ioctl+0x473/0x10c0 net/core/dev_ioctl.c:709 sock_do_ioctl+0x19e/0x280 net/socket.c:1241 sock_ioctl+0x228/0x6c0 net/socket.c:1346 vfs_ioctl fs/ioctl.c:51 [inline] __do_sys_ioctl fs/ioctl.c:907 [inline] __se_sys_ioctl fs/ioctl.c:893 [inline] __x64_sys_ioctl+0x18f/0x220 fs/ioctl.c:893 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xcd/0x250 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f0cf8d7dbfb RSP: 002b:00007ffde1a21710 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007f0cf8d7dbfb RDX: 00007ffde1a21770 RSI: 0000000000008933 RDI: 0000000000000005 RBP: 00007ffde1a21770 R08: 000000000000000a R09: 0000000000000004 R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffde1a217fc R13: 00007ffde1a21880 R14: 00007ffde1a21870 R15: 0000000000000003 </TASK> task:modprobe state:R running task stack:25408 pid:8195 tgid:8195 ppid:61 flags:0x00000002 Call Trace: <TASK> context_switch kernel/sched/core.c:5315 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6675 </TASK> task:modprobe state:R running task stack:25408 pid:8200 tgid:8200 ppid:794 flags:0x00000002 Call Trace: <TASK> context_switch kernel/sched/core.c:5315 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6675 do_task_dead+0xd6/0x110 kernel/sched/core.c:6691 do_exit+0x1de7/0x2ce0 kernel/exit.c:990 do_group_exit+0xd3/0x2a0 kernel/exit.c:1088 __do_sys_exit_group kernel/exit.c:1099 [inline] __se_sys_exit_group kernel/exit.c:1097 [inline] __x64_sys_exit_group+0x3e/0x50 kernel/exit.c:1097 x64_sys_call+0x14a9/0x16a0 arch/x86/include/generated/asm/syscalls_64.h:232 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xcd/0x250 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7ffb8c1f4a90 RSP: 002b:00007ffc09e452b8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 RAX: ffffffffffffffda RBX: 00007ffb8c2e5860 RCX: 00007ffb8c1f4a90 RDX: 00000000000000e7 RSI: 000000000000003c RDI: 0000000000000001 RBP: 00007ffb8c2e5860 R08: 0000000000000000 R09: 2decbd0e34dbaef1 R10: 00007ffc09e45170 R11: 0000000000000246 R12: 0000000000000000 R13: 0000000000000001 R14: 00007ffb8c2e9658 R15: 0000000000000001 </TASK> task:modprobe state:R running task stack:27168 pid:8206 tgid:8206 ppid:794 flags:0x00000000 Call Trace: <TASK> --- This report is generated by a bot. It may contain errors. See https://goo.gl/tpsmEJ for more information about syzbot. syzbot engineers can be reached at syzkaller@xxxxxxxxxxxxxxxx. syzbot will keep track of this issue. See: https://goo.gl/tpsmEJ#status for how to communicate with syzbot. If the report is already addressed, let syzbot know by replying with: #syz fix: exact-commit-title If you want syzbot to run the reproducer, reply with: #syz test: git://repo/address.git branch-or-commit-hash If you attach or paste a git patch, syzbot will apply it before testing. If you want to overwrite report's subsystems, reply with: #syz set subsystems: new-subsystem (See the list of subsystem names on the web dashboard) If the report is a duplicate of another one, reply with: #syz dup: exact-subject-of-another-report If you want to undo deduplication, reply with: #syz undup
