On Tue, Jul 24, 2018 at 9:28 AM, syzbot <syzbot+e64265a0e24946cf1c0d@xxxxxxxxxxxxxxxxxxxxxxxxx> wrote: > Hello, > > syzbot found the following crash on: > > HEAD commit: 8ae71e76cf1f Merge branch 'bpf-offload-sharing' > git tree: bpf-next > console output: https://syzkaller.appspot.com/x/log.txt?x=17fca5d0400000 > kernel config: https://syzkaller.appspot.com/x/.config?x=89129667b46496c3 > dashboard link: https://syzkaller.appspot.com/bug?extid=e64265a0e24946cf1c0d > compiler: gcc (GCC) 8.0.1 20180413 (experimental) > > Unfortunately, I don't have any reproducer for this crash yet. > > IMPORTANT: if you fix the bug, please add the following tag to the commit: > Reported-by: syzbot+e64265a0e24946cf1c0d@xxxxxxxxxxxxxxxxxxxxxxxxx #syz fix: bpf: sockhash, disallow bpf_tcp_close and update in parallel > skbuff: bad partial csum: csum=256/65280 len=851 > ================================================================== > BUG: KASAN: stack-out-of-bounds in vma_interval_tree_insert+0x23e/0x2a0 > mm/interval_tree.c:24 > ------------[ cut here ]------------ > Read of size 8 at addr ffff8801cf1778d8 by task blkid/6772 > do_IRQ(): syz-executor2 has overflown the kernel stack > (cur:ffff8801cf190000,sp:ffff8801ce38e2d8,irq stk > top-bottom:ffff8801daf00080-ffff8801daf08000,exception stk > top-bottom:fffffe0000038080-fffffe0000042000,ip:__x86_indirect_thunk_rax+0x10/0x20) > > WARNING: CPU: 1 PID: 6760 at arch/x86/kernel/irq_64.c:63 > stack_overflow_check arch/x86/kernel/irq_64.c:60 [inline] > WARNING: CPU: 1 PID: 6760 at arch/x86/kernel/irq_64.c:63 > handle_irq+0x1fb/0x2e7 arch/x86/kernel/irq_64.c:72 > CPU: 0 PID: 6772 Comm: blkid Not tainted 4.18.0-rc3+ #58 > Kernel panic - not syncing: panic_on_warn set ... > > Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS > Google 01/01/2011 > Call Trace: > __dump_stack lib/dump_stack.c:77 [inline] > dump_stack+0x1c9/0x2b4 lib/dump_stack.c:113 > print_address_description+0x6c/0x20b mm/kasan/report.c:256 > kasan_report_error mm/kasan/report.c:354 [inline] > kasan_report.cold.7+0x242/0x2fe mm/kasan/report.c:412 > __asan_report_load8_noabort+0x14/0x20 mm/kasan/report.c:433 > vma_interval_tree_insert+0x23e/0x2a0 mm/interval_tree.c:24 > __vma_link_file+0xe4/0x1b0 mm/mmap.c:599 > vma_link+0xcd/0x170 mm/mmap.c:625 > mmap_region+0xe69/0x1890 mm/mmap.c:1785 > do_mmap+0xa06/0x1320 mm/mmap.c:1535 > do_mmap_pgoff include/linux/mm.h:2287 [inline] > vm_mmap_pgoff+0x213/0x2c0 mm/util.c:357 > ksys_mmap_pgoff+0x4da/0x660 mm/mmap.c:1585 > __do_sys_mmap arch/x86/kernel/sys_x86_64.c:100 [inline] > __se_sys_mmap arch/x86/kernel/sys_x86_64.c:91 [inline] > __x64_sys_mmap+0xe9/0x1b0 arch/x86/kernel/sys_x86_64.c:91 > do_syscall_64+0x1b9/0x820 arch/x86/entry/common.c:290 > entry_SYSCALL_64_after_hwframe+0x49/0xbe > RIP: 0033:0x7f5b200f43ea > Code: > blkid: Corrupted page table at address 7f5b200f43c0 > PGD 1cf3f8067 P4D 1cf3f8067 PUD 1ce8fb067 PMD 41b58ab3 > Bad pagetable: 0009 [#1] SMP KASAN > CPU: 0 PID: 6772 Comm: blkid Not tainted 4.18.0-rc3+ #58 > Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS > Google 01/01/2011 > RIP: 0010:copy_user_enhanced_fast_string+0xe/0x20 > arch/x86/lib/copy_user_64.S:180 > Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f > 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 <f3> a4 31 c0 0f 1f > 00 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 83 > RSP: 0018:ffff8801a92af4f0 EFLAGS: 00010046 > RAX: 0000000000000000 RBX: ffff8801a92af530 RCX: 0000000000000040 > RDX: 0000000000000040 RSI: 00007f5b200f43c0 RDI: ffff8801a92af530 > RBP: ffff8801a92af520 R08: ffff8801cae44480 R09: ffffed0035255ea6 > R10: ffffed0035255ead R11: ffff8801a92af56f R12: 0000000000000040 > R13: 00007ffffffff000 R14: 00007f5b200f43c0 R15: ffff8801cae44480 > FS: 0000000000000000(0000) GS:ffff8801dae00000(0000) knlGS:0000000000000000 > CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 > CR2: 00007f5b200f43c0 CR3: 00000001caa5c000 CR4: 00000000001406f0 > DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 > DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 > Call Trace: > show_opcodes+0x44/0xbe arch/x86/kernel/dumpstack.c:104 > show_ip+0x35/0x3a arch/x86/kernel/dumpstack.c:125 > show_iret_regs+0x14/0x38 arch/x86/kernel/dumpstack.c:130 > __show_regs+0x1c/0x60 arch/x86/kernel/process_64.c:72 > show_regs_if_on_stack.constprop.10+0x36/0x39 > arch/x86/kernel/dumpstack.c:148 > show_trace_log_lvl+0x25d/0x28c arch/x86/kernel/dumpstack.c:273 > show_stack+0x38/0x3a arch/x86/kernel/dumpstack.c:292 > __dump_stack lib/dump_stack.c:77 [inline] > dump_stack+0x1c9/0x2b4 lib/dump_stack.c:113 > print_address_description+0x6c/0x20b mm/kasan/report.c:256 > kasan_report_error mm/kasan/report.c:354 [inline] > kasan_report.cold.7+0x242/0x2fe mm/kasan/report.c:412 > __asan_report_load8_noabort+0x14/0x20 mm/kasan/report.c:433 > vma_interval_tree_insert+0x23e/0x2a0 mm/interval_tree.c:24 > __vma_link_file+0xe4/0x1b0 mm/mmap.c:599 > vma_link+0xcd/0x170 mm/mmap.c:625 > mmap_region+0xe69/0x1890 mm/mmap.c:1785 > do_mmap+0xa06/0x1320 mm/mmap.c:1535 > do_mmap_pgoff include/linux/mm.h:2287 [inline] > vm_mmap_pgoff+0x213/0x2c0 mm/util.c:357 > ksys_mmap_pgoff+0x4da/0x660 mm/mmap.c:1585 > __do_sys_mmap arch/x86/kernel/sys_x86_64.c:100 [inline] > __se_sys_mmap arch/x86/kernel/sys_x86_64.c:91 [inline] > __x64_sys_mmap+0xe9/0x1b0 arch/x86/kernel/sys_x86_64.c:91 > do_syscall_64+0x1b9/0x820 arch/x86/entry/common.c:290 > entry_SYSCALL_64_after_hwframe+0x49/0xbe > RIP: 0033:0x7f5b200f43ea > Code: > blkid: Corrupted page table at address 7f5b200f43c0 > PGD 1cf3f8067 P4D 1cf3f8067 PUD 1ce8fb067 PMD 41b58ab3 > Bad pagetable: 0009 [#2] SMP KASAN > CPU: 0 PID: 6772 Comm: blkid Not tainted 4.18.0-rc3+ #58 > Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS > Google 01/01/2011 > RIP: 0010:copy_user_enhanced_fast_string+0xe/0x20 > arch/x86/lib/copy_user_64.S:180 > Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f > 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 <f3> a4 31 c0 0f 1f > 00 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 83 > RSP: 0018:ffff8801a92aef28 EFLAGS: 00010046 > RAX: 0000000000000000 RBX: ffff8801a92aef68 RCX: 0000000000000040 > RDX: 0000000000000040 RSI: 00007f5b200f43c0 RDI: ffff8801a92aef68 > RBP: ffff8801a92aef58 R08: ffff8801cae44480 R09: ffffed0035255ded > R10: ffffed0035255df4 R11: ffff8801a92aefa7 R12: 0000000000000040 > R13: ffffffffffffffff R14: 00007f5b200f43c0 R15: ffff8801cae44480 > FS: 0000000000000000(0000) GS:ffff8801dae00000(0000) knlGS:0000000000000000 > CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 > CR2: 00007f5b200f43c0 CR3: 00000001caa5c000 CR4: 00000000001406f0 > DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 > DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 > Call Trace: > show_opcodes+0x44/0xbe arch/x86/kernel/dumpstack.c:104 > show_ip+0x35/0x3a arch/x86/kernel/dumpstack.c:125 > show_iret_regs+0x14/0x38 arch/x86/kernel/dumpstack.c:130 > __show_regs+0x1c/0x60 arch/x86/kernel/process_64.c:72 > show_regs_if_on_stack.constprop.10+0x36/0x39 > arch/x86/kernel/dumpstack.c:148 > show_trace_log_lvl+0x25d/0x28c arch/x86/kernel/dumpstack.c:273 > show_regs.cold.12+0x1a/0x1f arch/x86/kernel/dumpstack.c:419 > __die+0x65/0xb4 arch/x86/kernel/dumpstack.c:379 > pgtable_bad+0xd7/0x130 arch/x86/mm/fault.c:698 > __do_page_fault+0x87b/0xe50 arch/x86/mm/fault.c:1270 > do_page_fault+0xf6/0x8c0 arch/x86/mm/fault.c:1471 > page_fault+0x1e/0x30 arch/x86/entry/entry_64.S:1160 > RIP: 0010:copy_user_enhanced_fast_string+0xe/0x20 > arch/x86/lib/copy_user_64.S:180 > Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f > 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 <f3> a4 31 c0 0f 1f > 00 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 83 > RSP: 0018:ffff8801a92af4f0 EFLAGS: 00010046 > RAX: 0000000000000000 RBX: ffff8801a92af530 RCX: 0000000000000040 > RDX: 0000000000000040 RSI: 00007f5b200f43c0 RDI: ffff8801a92af530 > RBP: ffff8801a92af520 R08: ffff8801cae44480 R09: ffffed0035255ea6 > R10: ffffed0035255ead R11: ffff8801a92af56f R12: 0000000000000040 > R13: 00007ffffffff000 R14: 00007f5b200f43c0 R15: ffff8801cae44480 > show_opcodes+0x44/0xbe arch/x86/kernel/dumpstack.c:104 > show_ip+0x35/0x3a arch/x86/kernel/dumpstack.c:125 > show_iret_regs+0x14/0x38 arch/x86/kernel/dumpstack.c:130 > __show_regs+0x1c/0x60 arch/x86/kernel/process_64.c:72 > show_regs_if_on_stack.constprop.10+0x36/0x39 > arch/x86/kernel/dumpstack.c:148 > show_trace_log_lvl+0x25d/0x28c arch/x86/kernel/dumpstack.c:273 > show_stack+0x38/0x3a arch/x86/kernel/dumpstack.c:292 > __dump_stack lib/dump_stack.c:77 [inline] > dump_stack+0x1c9/0x2b4 lib/dump_stack.c:113 > print_address_description+0x6c/0x20b mm/kasan/report.c:256 > kasan_report_error mm/kasan/report.c:354 [inline] > kasan_report.cold.7+0x242/0x2fe mm/kasan/report.c:412 > __asan_report_load8_noabort+0x14/0x20 mm/kasan/report.c:433 > vma_interval_tree_insert+0x23e/0x2a0 mm/interval_tree.c:24 > __vma_link_file+0xe4/0x1b0 mm/mmap.c:599 > vma_link+0xcd/0x170 mm/mmap.c:625 > mmap_region+0xe69/0x1890 mm/mmap.c:1785 > do_mmap+0xa06/0x1320 mm/mmap.c:1535 > do_mmap_pgoff include/linux/mm.h:2287 [inline] > vm_mmap_pgoff+0x213/0x2c0 mm/util.c:357 > ksys_mmap_pgoff+0x4da/0x660 mm/mmap.c:1585 > __do_sys_mmap arch/x86/kernel/sys_x86_64.c:100 [inline] > __se_sys_mmap arch/x86/kernel/sys_x86_64.c:91 [inline] > __x64_sys_mmap+0xe9/0x1b0 arch/x86/kernel/sys_x86_64.c:91 > do_syscall_64+0x1b9/0x820 arch/x86/entry/common.c:290 > entry_SYSCALL_64_after_hwframe+0x49/0xbe > RIP: 0033:0x7f5b200f43ea > Code: > blkid: Corrupted page table at address 7f5b200f43c0 > PGD 1cf3f8067 P4D 1cf3f8067 PUD 1ce8fb067 PMD 41b58ab3 > Bad pagetable: 0009 [#3] SMP KASAN > CPU: 0 PID: 6772 Comm: blkid Not tainted 4.18.0-rc3+ #58 > Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS > Google 01/01/2011 > RIP: 0010:copy_user_enhanced_fast_string+0xe/0x20 > arch/x86/lib/copy_user_64.S:180 > Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f > 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 <f3> a4 31 c0 0f 1f > 00 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 83 > RSP: 0018:ffff8801a92ae958 EFLAGS: 00010046 > RAX: 0000000000000000 RBX: ffff8801a92ae998 RCX: 0000000000000040 > RDX: 0000000000000040 RSI: 00007f5b200f43c0 RDI: ffff8801a92ae998 > RBP: ffff8801a92ae988 R08: ffff8801cae44480 R09: ffffed0035255d33 > R10: ffffed0035255d3a R11: ffff8801a92ae9d7 R12: 0000000000000040 > R13: ffffffffffffffff R14: 00007f5b200f43c0 R15: ffff8801cae44480 > FS: 0000000000000000(0000) GS:ffff8801dae00000(0000) knlGS:0000000000000000 > CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 > CR2: 00007f5b200f43c0 CR3: 00000001caa5c000 CR4: 00000000001406f0 > DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 > DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 > Call Trace: > show_opcodes+0x44/0xbe arch/x86/kernel/dumpstack.c:104 > show_ip+0x35/0x3a arch/x86/kernel/dumpstack.c:125 > show_iret_regs+0x14/0x38 arch/x86/kernel/dumpstack.c:130 > __show_regs+0x1c/0x60 arch/x86/kernel/process_64.c:72 > show_regs_if_on_stack.constprop.10+0x36/0x39 > arch/x86/kernel/dumpstack.c:148 > show_trace_log_lvl+0x25d/0x28c arch/x86/kernel/dumpstack.c:273 > show_regs.cold.12+0x1a/0x1f arch/x86/kernel/dumpstack.c:419 > __die+0x65/0xb4 arch/x86/kernel/dumpstack.c:379 > pgtable_bad+0xd7/0x130 arch/x86/mm/fault.c:698 > __do_page_fault+0x87b/0xe50 arch/x86/mm/fault.c:1270 > do_page_fault+0xf6/0x8c0 arch/x86/mm/fault.c:1471 > page_fault+0x1e/0x30 arch/x86/entry/entry_64.S:1160 > RIP: 0010:copy_user_enhanced_fast_string+0xe/0x20 > arch/x86/lib/copy_user_64.S:180 > Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f > 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 <f3> a4 31 c0 0f 1f > 00 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 83 > RSP: 0018:ffff8801a92aef28 EFLAGS: 00010046 > RAX: 0000000000000000 RBX: ffff8801a92aef68 RCX: 0000000000000040 > RDX: 0000000000000040 RSI: 00007f5b200f43c0 RDI: ffff8801a92aef68 > RBP: ffff8801a92aef58 R08: ffff8801cae44480 R09: ffffed0035255ded > R10: ffffed0035255df4 R11: ffff8801a92aefa7 R12: 0000000000000040 > R13: ffffffffffffffff R14: 00007f5b200f43c0 R15: ffff8801cae44480 > show_opcodes+0x44/0xbe arch/x86/kernel/dumpstack.c:104 > show_ip+0x35/0x3a arch/x86/kernel/dumpstack.c:125 > show_iret_regs+0x14/0x38 arch/x86/kernel/dumpstack.c:130 > __show_regs+0x1c/0x60 arch/x86/kernel/process_64.c:72 > show_regs_if_on_stack.constprop.10+0x36/0x39 > arch/x86/kernel/dumpstack.c:148 > show_trace_log_lvl+0x25d/0x28c arch/x86/kernel/dumpstack.c:273 > show_regs.cold.12+0x1a/0x1f arch/x86/kernel/dumpstack.c:419 > __die+0x65/0xb4 arch/x86/kernel/dumpstack.c:379 > pgtable_bad+0xd7/0x130 arch/x86/mm/fault.c:698 > __do_page_fault+0x87b/0xe50 arch/x86/mm/fault.c:1270 > do_page_fault+0xf6/0x8c0 arch/x86/mm/fault.c:1471 > page_fault+0x1e/0x30 arch/x86/entry/entry_64.S:1160 > RIP: 0010:copy_user_enhanced_fast_string+0xe/0x20 > arch/x86/lib/copy_user_64.S:180 > Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f > 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 <f3> a4 31 c0 0f 1f > 00 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 83 > RSP: 0018:ffff8801a92af4f0 EFLAGS: 00010046 > RAX: 0000000000000000 RBX: ffff8801a92af530 RCX: 0000000000000040 > RDX: 0000000000000040 RSI: 00007f5b200f43c0 RDI: ffff8801a92af530 > RBP: ffff8801a92af520 R08: ffff8801cae44480 R09: ffffed0035255ea6 > R10: ffffed0035255ead R11: ffff8801a92af56f R12: 0000000000000040 > R13: 00007ffffffff000 R14: 00007f5b200f43c0 R15: ffff8801cae44480 > show_opcodes+0x44/0xbe arch/x86/kernel/dumpstack.c:104 > show_ip+0x35/0x3a arch/x86/kernel/dumpstack.c:125 > show_iret_regs+0x14/0x38 arch/x86/kernel/dumpstack.c:130 > __show_regs+0x1c/0x60 arch/x86/kernel/process_64.c:72 > show_regs_if_on_stack.constprop.10+0x36/0x39 > arch/x86/kernel/dumpstack.c:148 > show_trace_log_lvl+0x25d/0x28c arch/x86/kernel/dumpstack.c:273 > show_stack+0x38/0x3a arch/x86/kernel/dumpstack.c:292 > __dump_stack lib/dump_stack.c:77 [inline] > dump_stack+0x1c9/0x2b4 lib/dump_stack.c:113 > print_address_description+0x6c/0x20b mm/kasan/report.c:256 > kasan_report_error mm/kasan/report.c:354 [inline] > kasan_report.cold.7+0x242/0x2fe mm/kasan/report.c:412 > __asan_report_load8_noabort+0x14/0x20 mm/kasan/report.c:433 > vma_interval_tree_insert+0x23e/0x2a0 mm/interval_tree.c:24 > __vma_link_file+0xe4/0x1b0 mm/mmap.c:599 > vma_link+0xcd/0x170 mm/mmap.c:625 > mmap_region+0xe69/0x1890 mm/mmap.c:1785 > do_mmap+0xa06/0x1320 mm/mmap.c:1535 > do_mmap_pgoff include/linux/mm.h:2287 [inline] > vm_mmap_pgoff+0x213/0x2c0 mm/util.c:357 > ksys_mmap_pgoff+0x4da/0x660 mm/mmap.c:1585 > __do_sys_mmap arch/x86/kernel/sys_x86_64.c:100 [inline] > __se_sys_mmap arch/x86/kernel/sys_x86_64.c:91 [inline] > __x64_sys_mmap+0xe9/0x1b0 arch/x86/kernel/sys_x86_64.c:91 > do_syscall_64+0x1b9/0x820 arch/x86/entry/common.c:290 > entry_SYSCALL_64_after_hwframe+0x49/0xbe > RIP: 0033:0x7f5b200f43ea > Code: > blkid: Corrupted page table at address 7f5b200f43c0 > PGD 1cf3f8067 P4D 1cf3f8067 PUD 1ce8fb067 PMD 41b58ab3 > Bad pagetable: 0009 [#4] SMP KASAN > CPU: 0 PID: 6772 Comm: blkid Not tainted 4.18.0-rc3+ #58 > Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS > Google 01/01/2011 > RIP: 0010:copy_user_enhanced_fast_string+0xe/0x20 > arch/x86/lib/copy_user_64.S:180 > Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f > 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 <f3> a4 31 c0 0f 1f > 00 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 83 > RSP: 0018:ffff8801a92ae388 EFLAGS: 00010046 > RAX: 0000000000000000 RBX: ffff8801a92ae3c8 RCX: 0000000000000040 > RDX: 0000000000000040 RSI: 00007f5b200f43c0 RDI: ffff8801a92ae3c8 > RBP: ffff8801a92ae3b8 R08: ffff8801cae44480 R09: ffffed0035255c79 > R10: ffffed0035255c80 R11: ffff8801a92ae407 R12: 0000000000000040 > R13: ffffffffffffffff R14: 00007f5b200f43c0 R15: ffff8801cae44480 > FS: 0000000000000000(0000) GS:ffff8801dae00000(0000) knlGS:0000000000000000 > CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 > CR2: 00007f5b200f43c0 CR3: 00000001caa5c000 CR4: 00000000001406f0 > DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 > DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 > Call Trace: > show_opcodes+0x44/0xbe arch/x86/kernel/dumpstack.c:104 > show_ip+0x35/0x3a arch/x86/kernel/dumpstack.c:125 > show_iret_regs+0x14/0x38 arch/x86/kernel/dumpstack.c:130 > __show_regs+0x1c/0x60 arch/x86/kernel/process_64.c:72 > show_regs_if_on_stack.constprop.10+0x36/0x39 > arch/x86/kernel/dumpstack.c:148 > show_trace_log_lvl+0x25d/0x28c arch/x86/kernel/dumpstack.c:273 > show_regs.cold.12+0x1a/0x1f arch/x86/kernel/dumpstack.c:419 > __die+0x65/0xb4 arch/x86/kernel/dumpstack.c:379 > pgtable_bad+0xd7/0x130 arch/x86/mm/fault.c:698 > __do_page_fault+0x87b/0xe50 arch/x86/mm/fault.c:1270 > do_page_fault+0xf6/0x8c0 arch/x86/mm/fault.c:1471 > page_fault+0x1e/0x30 arch/x86/entry/entry_64.S:1160 > RIP: 0010:copy_user_enhanced_fast_string+0xe/0x20 > arch/x86/lib/copy_user_64.S:180 > Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f > 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 <f3> a4 31 c0 0f 1f > 00 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 83 > RSP: 0018:ffff8801a92ae958 EFLAGS: 00010046 > RAX: 0000000000000000 RBX: ffff8801a92ae998 RCX: 0000000000000040 > RDX: 0000000000000040 RSI: 00007f5b200f43c0 RDI: ffff8801a92ae998 > RBP: ffff8801a92ae988 R08: ffff8801cae44480 R09: ffffed0035255d33 > R10: ffffed0035255d3a R11: ffff8801a92ae9d7 R12: 0000000000000040 > R13: ffffffffffffffff R14: 00007f5b200f43c0 R15: ffff8801cae44480 > show_opcodes+0x44/0xbe arch/x86/kernel/dumpstack.c:104 > show_ip+0x35/0x3a arch/x86/kernel/dumpstack.c:125 > show_iret_regs+0x14/0x38 arch/x86/kernel/dumpstack.c:130 > __show_regs+0x1c/0x60 arch/x86/kernel/process_64.c:72 > show_regs_if_on_stack.constprop.10+0x36/0x39 > arch/x86/kernel/dumpstack.c:148 > show_trace_log_lvl+0x25d/0x28c arch/x86/kernel/dumpstack.c:273 > show_regs.cold.12+0x1a/0x1f arch/x86/kernel/dumpstack.c:419 > __die+0x65/0xb4 arch/x86/kernel/dumpstack.c:379 > pgtable_bad+0xd7/0x130 arch/x86/mm/fault.c:698 > __do_page_fault+0x87b/0xe50 arch/x86/mm/fault.c:1270 > do_page_fault+0xf6/0x8c0 arch/x86/mm/fault.c:1471 > page_fault+0x1e/0x30 arch/x86/entry/entry_64.S:1160 > RIP: 0010:copy_user_enhanced_fast_string+0xe/0x20 > arch/x86/lib/copy_user_64.S:180 > Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f > 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 <f3> a4 31 c0 0f 1f > 00 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 83 > RSP: 0018:ffff8801a92aef28 EFLAGS: 00010046 > RAX: 0000000000000000 RBX: ffff8801a92aef68 RCX: 0000000000000040 > RDX: 0000000000000040 RSI: 00007f5b200f43c0 RDI: ffff8801a92aef68 > RBP: ffff8801a92aef58 R08: ffff8801cae44480 R09: ffffed0035255ded > R10: ffffed0035255df4 R11: ffff8801a92aefa7 R12: 0000000000000040 > R13: ffffffffffffffff R14: 00007f5b200f43c0 R15: ffff8801cae44480 > show_opcodes+0x44/0xbe arch/x86/kernel/dumpstack.c:104 > show_ip+0x35/0x3a arch/x86/kernel/dumpstack.c:125 > show_iret_regs+0x14/0x38 arch/x86/kernel/dumpstack.c:130 > __show_regs+0x1c/0x60 arch/x86/kernel/process_64.c:72 > show_regs_if_on_stack.constprop.10+0x36/0x39 > arch/x86/kernel/dumpstack.c:148 > show_trace_log_lvl+0x25d/0x28c arch/x86/kernel/dumpstack.c:273 > show_regs.cold.12+0x1a/0x1f arch/x86/kernel/dumpstack.c:419 > __die+0x65/0xb4 arch/x86/kernel/dumpstack.c:379 > pgtable_bad+0xd7/0x130 arch/x86/mm/fault.c:698 > __do_page_fault+0x87b/0xe50 arch/x86/mm/fault.c:1270 > do_page_fault+0xf6/0x8c0 arch/x86/mm/fault.c:1471 > page_fault+0x1e/0x30 arch/x86/entry/entry_64.S:1160 > RIP: 0010:copy_user_enhanced_fast_string+0xe/0x20 > arch/x86/lib/copy_user_64.S:180 > Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f > 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 <f3> a4 31 c0 0f 1f > 00 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 83 > RSP: 0018:ffff8801a92af4f0 EFLAGS: 00010046 > RAX: 0000000000000000 RBX: ffff8801a92af530 RCX: 0000000000000040 > RDX: 0000000000000040 RSI: 00007f5b200f43c0 RDI: ffff8801a92af530 > RBP: ffff8801a92af520 R08: ffff8801cae44480 R09: ffffed0035255ea6 > R10: ffffed0035255ead R11: ffff8801a92af56f R12: 0000000000000040 > R13: 00007ffffffff000 R14: 00007f5b200f43c0 R15: ffff8801cae44480 > show_opcodes+0x44/0xbe arch/x86/kernel/dumpstack.c:104 > show_ip+0x35/0x3a arch/x86/kernel/dumpstack.c:125 > show_iret_regs+0x14/0x38 arch/x86/kernel/dumpstack.c:130 > __show_regs+0x1c/0x60 arch/x86/kernel/process_64.c:72 > show_regs_if_on_stack.constprop.10+0x36/0x39 > arch/x86/kernel/dumpstack.c:148 > show_trace_log_lvl+0x25d/0x28c arch/x86/kernel/dumpstack.c:273 > show_stack+0x38/0x3a arch/x86/kernel/dumpstack.c:292 > __dump_stack lib/dump_stack.c:77 [inline] > dump_stack+0x1c9/0x2b4 lib/dump_stack.c:113 > print_address_description+0x6c/0x20b mm/kasan/report.c:256 > kasan_report_error mm/kasan/report.c:354 [inline] > kasan_report.cold.7+0x242/0x2fe mm/kasan/report.c:412 > __asan_report_load8_noabort+0x14/0x20 mm/kasan/report.c:433 > vma_interval_tree_insert+0x23e/0x2a0 mm/interval_tree.c:24 > __vma_link_file+0xe4/0x1b0 mm/mmap.c:599 > vma_link+0xcd/0x170 mm/mmap.c:625 > mmap_region+0xe69/0x1890 mm/mmap.c:1785 > do_mmap+0xa06/0x1320 mm/mmap.c:1535 > do_mmap_pgoff include/linux/mm.h:2287 [inline] > vm_mmap_pgoff+0x213/0x2c0 mm/util.c:357 > ksys_mmap_pgoff+0x4da/0x660 mm/mmap.c:1585 > __do_sys_mmap arch/x86/kernel/sys_x86_64.c:100 [inline] > __se_sys_mmap arch/x86/kernel/sys_x86_64.c:91 [inline] > __x64_sys_mmap+0xe9/0x1b0 arch/x86/kernel/sys_x86_64.c:91 > do_syscall_64+0x1b9/0x820 arch/x86/entry/common.c:290 > entry_SYSCALL_64_after_hwframe+0x49/0xbe > RIP: 0033:0x7f5b200f43ea > Code: > blkid: Corrupted page table at address 7f5b200f43c0 > PGD 1cf3f8067 P4D 1cf3f8067 PUD 1ce8fb067 PMD 41b58ab3 > Bad pagetable: 0009 [#5] SMP KASAN > CPU: 0 PID: 6772 Comm: blkid Not tainted 4.18.0-rc3+ #58 > Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS > Google 01/01/2011 > RIP: 0010:copy_user_enhanced_fast_string+0xe/0x20 > arch/x86/lib/copy_user_64.S:180 > Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f > 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 <f3> a4 31 c0 0f 1f > 00 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 83 > RSP: 0018:ffff8801a92addb8 EFLAGS: 00010046 > RAX: 0000000000000000 RBX: ffff8801a92addf8 RCX: 0000000000000040 > RDX: 0000000000000040 RSI: 00007f5b200f43c0 RDI: ffff8801a92addf8 > RBP: ffff8801a92adde8 R08: ffff8801cae44480 R09: ffffed0035255bbf > R10: ffffed0035255bc6 R11: ffff8801a92ade37 R12: 0000000000000040 > R13: ffffffffffffffff R14: 00007f5b200f43c0 R15: ffff8801cae44480 > FS: 0000000000000000(0000) GS:ffff8801dae00000(0000) knlGS:0000000000000000 > CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 > CR2: 00007f5b200f43c0 CR3: 00000001caa5c000 CR4: 00000000001406f0 > DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 > DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 > Call Trace: > show_opcodes+0x44/0xbe arch/x86/kernel/dumpstack.c:104 > show_ip+0x35/0x3a arch/x86/kernel/dumpstack.c:125 > show_iret_regs+0x14/0x38 arch/x86/kernel/dumpstack.c:130 > __show_regs+0x1c/0x60 arch/x86/kernel/process_64.c:72 > show_regs_if_on_stack.constprop.10+0x36/0x39 > arch/x86/kernel/dumpstack.c:148 > show_trace_log_lvl+0x25d/0x28c arch/x86/kernel/dumpstack.c:273 > show_regs.cold.12+0x1a/0x1f arch/x86/kernel/dumpstack.c:419 > __die+0x65/0xb4 arch/x86/kernel/dumpstack.c:379 > pgtable_bad+0xd7/0x130 arch/x86/mm/fault.c:698 > __do_page_fault+0x87b/0xe50 arch/x86/mm/fault.c:1270 > do_page_fault+0xf6/0x8c0 arch/x86/mm/fault.c:1471 > page_fault+0x1e/0x30 arch/x86/entry/entry_64.S:1160 > RIP: 0010:copy_user_enhanced_fast_string+0xe/0x20 > arch/x86/lib/copy_user_64.S:180 > Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f > 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 <f3> a4 31 c0 0f 1f > 00 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 83 > RSP: 0018:ffff8801a92ae388 EFLAGS: 00010046 > RAX: 0000000000000000 RBX: ffff8801a92ae3c8 RCX: 0000000000000040 > RDX: 0000000000000040 RSI: 00007f5b200f43c0 RDI: ffff8801a92ae3c8 > RBP: ffff8801a92ae3b8 R08: ffff8801cae44480 R09: ffffed0035255c79 > R10: ffffed0035255c80 R11: ffff8801a92ae407 R12: 0000000000000040 > R13: ffffffffffffffff R14: 00007f5b200f43c0 R15: ffff8801cae44480 > show_opcodes+0x44/0xbe arch/x86/kernel/dumpstack.c:104 > show_ip+0x35/0x3a arch/x86/kernel/dumpstack.c:125 > show_iret_regs+0x14/0x38 arch/x86/kernel/dumpstack.c:130 > __show_regs+0x1c/0x60 arch/x86/kernel/process_64.c:72 > show_regs_if_on_stack.constprop.10+0x36/0x39 > arch/x86/kernel/dumpstack.c:148 > show_trace_log_lvl+0x25d/0x28c arch/x86/kernel/dumpstack.c:273 > show_regs.cold.12+0x1a/0x1f arch/x86/kernel/dumpstack.c:419 > __die+0x65/0xb4 arch/x86/kernel/dumpstack.c:379 > pgtable_bad+0xd7/0x130 arch/x86/mm/fault.c:698 > __do_page_fault+0x87b/0xe50 arch/x86/mm/fault.c:1270 > do_page_fault+0xf6/0x8c0 arch/x86/mm/fault.c:1471 > page_fault+0x1e/0x30 arch/x86/entry/entry_64.S:1160 > RIP: 0010:copy_user_enhanced_fast_string+0xe/0x20 > arch/x86/lib/copy_user_64.S:180 > Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f > 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 <f3> a4 31 c0 0f 1f > 00 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 83 > RSP: 0018:ffff8801a92ae958 EFLAGS: 00010046 > RAX: 0000000000000000 RBX: ffff8801a92ae998 RCX: 0000000000000040 > RDX: 0000000000000040 RSI: 00007f5b200f43c0 RDI: ffff8801a92ae998 > RBP: ffff8801a92ae988 R08: ffff8801cae44480 R09: ffffed0035255d33 > R10: ffffed0035255d3a R11: ffff8801a92ae9d7 R12: 0000000000000040 > R13: ffffffffffffffff R14: 00007f5b200f43c0 R15: ffff8801cae44480 > show_opcodes+0x44/0xbe arch/x86/kernel/dumpstack.c:104 > show_ip+0x35/0x3a arch/x86/kernel/dumpstack.c:125 > show_iret_regs+0x14/0x38 arch/x86/kernel/dumpstack.c:130 > __show_regs+0x1c/0x60 arch/x86/kernel/process_64.c:72 > show_regs_if_on_stack.constprop.10+0x36/0x39 > arch/x86/kernel/dumpstack.c:148 > show_trace_log_lvl+0x25d/0x28c arch/x86/kernel/dumpstack.c:273 > show_regs.cold.12+0x1a/0x1f arch/x86/kernel/dumpstack.c:419 > __die+0x65/0xb4 arch/x86/kernel/dumpstack.c:379 > pgtable_bad+0xd7/0x130 arch/x86/mm/fault.c:698 > __do_page_fault+0x87b/0xe50 arch/x86/mm/fault.c:1270 > do_page_fault+0xf6/0x8c0 arch/x86/mm/fault.c:1471 > page_fault+0x1e/0x30 arch/x86/entry/entry_64.S:1160 > RIP: 0010:copy_user_enhanced_fast_string+0xe/0x20 > arch/x86/lib/copy_user_64.S:180 > Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f > 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 <f3> a4 31 c0 0f 1f > 00 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 83 > RSP: 0018:ffff8801a92aef28 EFLAGS: 00010046 > RAX: 0000000000000000 RBX: ffff8801a92aef68 RCX: 0000000000000040 > RDX: 0000000000000040 RSI: 00007f5b200f43c0 RDI: ffff8801a92aef68 > RBP: ffff8801a92aef58 R08: ffff8801cae44480 R09: ffffed0035255ded > R10: ffffed0035255df4 R11: ffff8801a92aefa7 R12: 0000000000000040 > R13: ffffffffffffffff R14: 00007f5b200f43c0 R15: ffff8801cae44480 > show_opcodes+0x44/0xbe arch/x86/kernel/dumpstack.c:104 > show_ip+0x35/0x3a arch/x86/kernel/dumpstack.c:125 > show_iret_regs+0x14/0x38 arch/x86/kernel/dumpstack.c:130 > __show_regs+0x1c/0x60 arch/x86/kernel/process_64.c:72 > show_regs_if_on_stack.constprop.10+0x36/0x39 > arch/x86/kernel/dumpstack.c:148 > show_trace_log_lvl+0x25d/0x28c arch/x86/kernel/dumpstack.c:273 > show_regs.cold.12+0x1a/0x1f arch/x86/kernel/dumpstack.c:419 > __die+0x65/0xb4 arch/x86/kernel/dumpstack.c:379 > pgtable_bad+0xd7/0x130 arch/x86/mm/fault.c:698 > __do_page_fault+0x87b/0xe50 arch/x86/mm/fault.c:1270 > do_page_fault+0xf6/0x8c0 arch/x86/mm/fault.c:1471 > page_fault+0x1e/0x30 arch/x86/entry/entry_64.S:1160 > RIP: 0010:copy_user_enhanced_fast_string+0xe/0x20 > arch/x86/lib/copy_user_64.S:180 > Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f > 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 <f3> a4 31 c0 0f 1f > 00 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 83 > RSP: 0018:ffff8801a92af4f0 EFLAGS: 00010046 > RAX: 0000000000000000 RBX: ffff8801a92af530 RCX: 0000000000000040 > RDX: 0000000000000040 RSI: 00007f5b200f43c0 RDI: ffff8801a92af530 > RBP: ffff8801a92af520 R08: ffff8801cae44480 R09: ffffed0035255ea6 > R10: ffffed0035255ead R11: ffff8801a92af56f R12: 0000000000000040 > R13: 00007ffffffff000 R14: 00007f5b200f43c0 R15: ffff8801cae44480 > show_opcodes+0x44/0xbe arch/x86/kernel/dumpstack.c:104 > show_ip+0x35/0x3a arch/x86/kernel/dumpstack.c:125 > show_iret_regs+0x14/0x38 arch/x86/kernel/dumpstack.c:130 > __show_regs+0x1c/0x60 arch/x86/kernel/process_64.c:72 > show_regs_if_on_stack.constprop.10+0x36/0x39 > arch/x86/kernel/dumpstack.c:148 > show_trace_log_lvl+0x25d/0x28c arch/x86/kernel/dumpstack.c:273 > show_stack+0x38/0x3a arch/x86/kernel/dumpstack.c:292 > __dump_stack lib/dump_stack.c:77 [inline] > dump_stack+0x1c9/0x2b4 lib/dump_stack.c:113 > print_address_description+0x6c/0x20b mm/kasan/report.c:256 > kasan_report_error mm/kasan/report.c:354 [inline] > kasan_report.cold.7+0x242/0x2fe mm/kasan/report.c:412 > __asan_report_load8_noabort+0x14/0x20 mm/kasan/report.c:433 > vma_interval_tree_insert+0x23e/0x2a0 mm/interval_tree.c:24 > __vma_link_file+0xe4/0x1b0 mm/mmap.c:599 > vma_link+0xcd/0x170 mm/mmap.c:625 > mmap_region+0xe69/0x1890 mm/mmap.c:1785 > do_mmap+0xa06/0x1320 mm/mmap.c:1535 > do_mmap_pgoff include/linux/mm.h:2287 [inline] > vm_mmap_pgoff+0x213/0x2c0 mm/util.c:357 > ksys_mmap_pgoff+0x4da/0x660 mm/mmap.c:1585 > __do_sys_mmap arch/x86/kernel/sys_x86_64.c:100 [inline] > __se_sys_mmap arch/x86/kernel/sys_x86_64.c:91 [inline] > __x64_sys_mmap+0xe9/0x1b0 arch/x86/kernel/sys_x86_64.c:91 > do_syscall_64+0x1b9/0x820 arch/x86/entry/common.c:290 > entry_SYSCALL_64_after_hwframe+0x49/0xbe > RIP: 0033:0x7f5b200f43ea > Code: > blkid: Corrupted page table at address 7f5b200f43c0 > PGD 1cf3f8067 P4D 1cf3f8067 PUD 1ce8fb067 PMD 41b58ab3 > Bad pagetable: 0009 [#6] SMP KASAN > CPU: 0 PID: 6772 Comm: blkid Not tainted 4.18.0-rc3+ #58 > Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS > Google 01/01/2011 > RIP: 0010:copy_user_enhanced_fast_string+0xe/0x20 > arch/x86/lib/copy_user_64.S:180 > Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f > 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 <f3> a4 31 c0 0f 1f > 00 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 83 > RSP: 0018:ffff8801a92ad7e8 EFLAGS: 00010046 > RAX: 0000000000000000 RBX: ffff8801a92ad828 RCX: 0000000000000040 > RDX: 0000000000000040 RSI: 00007f5b200f43c0 RDI: ffff8801a92ad828 > RBP: ffff8801a92ad818 R08: ffff8801cae44480 R09: ffffed0035255b05 > R10: ffffed0035255b0c R11: ffff8801a92ad867 R12: 0000000000000040 > R13: ffffffffffffffff R14: 00007f5b200f43c0 R15: ffff8801cae44480 > FS: 0000000000000000(0000) GS:ffff8801dae00000(0000) knlGS:0000000000000000 > CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 > CR2: 00007f5b200f43c0 CR3: 00000001caa5c000 CR4: 00000000001406f0 > DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 > DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 > Call Trace: > show_opcodes+0x44/0xbe arch/x86/kernel/dumpstack.c:104 > show_ip+0x35/0x3a arch/x86/kernel/dumpstack.c:125 > show_iret_regs+0x14/0x38 arch/x86/kernel/dumpstack.c:130 > __show_regs+0x1c/0x60 arch/x86/kernel/process_64.c:72 > show_regs_if_on_stack.constprop.10+0x36/0x39 > arch/x86/kernel/dumpstack.c:148 > show_trace_log_lvl+0x25d/0x28c arch/x86/kernel/dumpstack.c:273 > show_regs.cold.12+0x1a/0x1f arch/x86/kernel/dumpstack.c:419 > __die+0x65/0xb4 arch/x86/kernel/dumpstack.c:379 > pgtable_bad+0xd7/0x130 arch/x86/mm/fault.c:698 > __do_page_fault+0x87b/0xe50 arch/x86/mm/fault.c:1270 > do_page_fault+0xf6/0x8c0 arch/x86/mm/fault.c:1471 > page_fault+0x1e/0x30 arch/x86/entry/entry_64.S:1160 > RIP: 0010:copy_user_enhanced_fast_string+0xe/0x20 > arch/x86/lib/copy_user_64.S:180 > Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f > 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 <f3> a4 31 c0 0f 1f > 00 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 83 > RSP: 0018:ffff8801a92addb8 EFLAGS: 00010046 > RAX: 0000000000000000 RBX: ffff8801a92addf8 RCX: 0000000000000040 > RDX: 0000000000000040 RSI: 00007f5b200f43c0 RDI: ffff8801a92addf8 > RBP: ffff8801a92adde8 R08: ffff8801cae44480 R09: ffffed0035255bbf > R10: ffffed0035255bc6 R11: ffff8801a92ade37 R12: 0000000000000040 > R13: ffffffffffffffff R14: 00007f5b200f43c0 R15: ffff8801cae44480 > show_opcodes+0x44/0xbe arch/x86/kernel/dumpstack.c:104 > show_ip+0x35/0x3a arch/x86/kernel/dumpstack.c:125 > show_iret_regs+0x14/0x38 arch/x86/kernel/dumpstack.c:130 > __show_regs+0x1c/0x60 arch/x86/kernel/process_64.c:72 > show_regs_if_on_stack.constprop.10+0x36/0x39 > arch/x86/kernel/dumpstack.c:148 > show_trace_log_lvl+0x25d/0x28c arch/x86/kernel/dumpstack.c:273 > show_regs.cold.12+0x1a/0x1f arch/x86/kernel/dumpstack.c:419 > __die+0x65/0xb4 arch/x86/kernel/dumpstack.c:379 > pgtable_bad+0xd7/0x130 arch/x86/mm/fault.c:698 > __do_page_fault+0x87b/0xe50 arch/x86/mm/fault.c:1270 > do_page_fault+0xf6/0x8c0 arch/x86/mm/fault.c:1471 > page_fault+0x1e/0x30 arch/x86/entry/entry_64.S:1160 > RIP: 0010:copy_user_enhanced_fast_string+0xe/0x20 > arch/x86/lib/copy_user_64.S:180 > Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f > 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 <f3> a4 31 c0 0f 1f > 00 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 83 > RSP: 0018:ffff8801a92ae388 EFLAGS: 00010046 > RAX: 0000000000000000 RBX: ffff8801a92ae3c8 RCX: 0000000000000040 > RDX: 0000000000000040 RSI: 00007f5b200f43c0 RDI: ffff8801a92ae3c8 > RBP: ffff8801a92ae3b8 R08: ffff8801cae44480 R09: ffffed0035255c79 > R10: ffffed0035255c80 R11: ffff8801a92ae407 R12: 0000000000000040 > R13: ffffffffffffffff R14: 00007f5b200f43c0 R15: ffff8801cae44480 > show_opcodes+0x44/0xbe arch/x86/kernel/dumpstack.c:104 > show_ip+0x35/0x3a arch/x86/kernel/dumpstack.c:125 > show_iret_regs+0x14/0x38 arch/x86/kernel/dumpstack.c:130 > __show_regs+0x1c/0x60 arch/x86/kernel/process_64.c:72 > show_regs_if_on_stack.constprop.10+0x36/0x39 > arch/x86/kernel/dumpstack.c:148 > show_trace_log_lvl+0x25d/0x28c arch/x86/kernel/dumpstack.c:273 > show_regs.cold.12+0x1a/0x1f arch/x86/kernel/dumpstack.c:419 > __die+0x65/0xb4 arch/x86/kernel/dumpstack.c:379 > pgtable_bad+0xd7/0x130 arch/x86/mm/fault.c:698 > __do_page_fault+0x87b/0xe50 arch/x86/mm/fault.c:1270 > do_page_fault+0xf6/0x8c0 arch/x86/mm/fault.c:1471 > page_fault+0x1e/0x30 arch/x86/entry/entry_64.S:1160 > RIP: 0010:copy_user_enhanced_fast_string+0xe/0x20 > arch/x86/lib/copy_user_64.S:180 > Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f > 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 <f3> a4 31 c0 0f 1f > 00 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 83 > RSP: 0018:ffff8801a92ae958 EFLAGS: 00010046 > RAX: 0000000000000000 RBX: ffff8801a92ae998 RCX: 0000000000000040 > RDX: 0000000000000040 RSI: 00007f5b200f43c0 RDI: ffff8801a92ae998 > RBP: ffff8801a92ae988 R08: ffff8801cae44480 R09: ffffed0035255d33 > R10: ffffed0035255d3a R11: ffff8801a92ae9d7 R12: 0000000000000040 > R13: ffffffffffffffff R14: 00007f5b200f43c0 R15: ffff8801cae44480 > show_opcodes+0x44/0xbe arch/x86/kernel/dumpstack.c:104 > show_ip+0x35/0x3a arch/x86/kernel/dumpstack.c:125 > show_iret_regs+0x14/0x38 arch/x86/kernel/dumpstack.c:130 > __show_regs+0x1c/0x60 arch/x86/kernel/process_64.c:72 > show_regs_if_on_stack.constprop.10+0x36/0x39 > arch/x86/kernel/dumpstack.c:148 > show_trace_log_lvl+0x25d/0x28c arch/x86/kernel/dumpstack.c:273 > show_regs.cold.12+0x1a/0x1f arch/x86/kernel/dumpstack.c:419 > __die+0x65/0xb4 arch/x86/kernel/dumpstack.c:379 > pgtable_bad+0xd7/0x130 arch/x86/mm/fault.c:698 > __do_page_fault+0x87b/0xe50 arch/x86/mm/fault.c:1270 > do_page_fault+0xf6/0x8c0 arch/x86/mm/fault.c:1471 > page_fault+0x1e/0x30 arch/x86/entry/entry_64.S:1160 > RIP: 0010:copy_user_enhanced_fast_string+0xe/0x20 > arch/x86/lib/copy_user_64.S:180 > Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f > 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 <f3> a4 31 c0 0f 1f > 00 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 83 > RSP: 0018:ffff8801a92aef28 EFLAGS: 00010046 > RAX: 0000000000000000 RBX: ffff8801a92aef68 RCX: 0000000000000040 > RDX: 0000000000000040 RSI: 00007f5b200f43c0 RDI: ffff8801a92aef68 > RBP: ffff8801a92aef58 R08: ffff8801cae44480 R09: ffffed0035255ded > R10: ffffed0035255df4 R11: ffff8801a92aefa7 R12: 0000000000000040 > R13: ffffffffffffffff R14: 00007f5b200f43c0 R15: ffff8801cae44480 > show_opcodes+0x44/0xbe arch/x86/kernel/dumpstack.c:104 > show_ip+0x35/0x3a arch/x86/kernel/dumpstack.c:125 > show_iret_regs+0x14/0x38 arch/x86/kernel/dumpstack.c:130 > __show_regs+0x1c/0x60 arch/x86/kernel/process_64.c:72 > show_regs_if_on_stack.constprop.10+0x36/0x39 > arch/x86/kernel/dumpstack.c:148 > show_trace_log_lvl+0x25d/0x28c arch/x86/kernel/dumpstack.c:273 > show_regs.cold.12+0x1a/0x1f arch/x86/kernel/dumpstack.c:419 > __die+0x65/0xb4 arch/x86/kernel/dumpstack.c:379 > pgtable_bad+0xd7/0x130 arch/x86/mm/fault.c:698 > __do_page_fault+0x87b/0xe50 arch/x86/mm/fault.c:1270 > do_page_fault+0xf6/0x8c0 arch/x86/mm/fault.c:1471 > page_fault+0x1e/0x30 arch/x86/entry/entry_64.S:1160 > RIP: 0010:copy_user_enhanced_fast_string+0xe/0x20 > arch/x86/lib/copy_user_64.S:180 > Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f > 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 <f3> a4 31 c0 0f 1f > 00 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 83 > RSP: 0018:ffff8801a92af4f0 EFLAGS: 00010046 > RAX: 0000000000000000 RBX: ffff8801a92af530 RCX: 0000000000000040 > RDX: 0000000000000040 RSI: 00007f5b200f43c0 RDI: ffff8801a92af530 > RBP: ffff8801a92af520 R08: ffff8801cae44480 R09: ffffed0035255ea6 > R10: ffffed0035255ead R11: ffff8801a92af56f R12: 0000000000000040 > R13: 00007ffffffff000 R14: 00007f5b200f43c0 R15: ffff8801cae44480 > show_opcodes+0x44/0xbe arch/x86/kernel/dumpstack.c:104 > show_ip+0x35/0x3a arch/x86/kernel/dumpstack.c:125 > show_iret_regs+0x14/0x38 arch/x86/kernel/dumpstack.c:130 > __show_regs+0x1c/0x60 arch/x86/kernel/process_64.c:72 > show_regs_if_on_stack.constprop.10+0x36/0x39 > arch/x86/kernel/dumpstack.c:148 > show_trace_log_lvl+0x25d/0x28c arch/x86/kernel/dumpstack.c:273 > show_stack+0x38/0x3a arch/x86/kernel/dumpstack.c:292 > __dump_stack lib/dump_stack.c:77 [inline] > dump_stack+0x1c9/0x2b4 lib/dump_stack.c:113 > print_address_description+0x6c/0x20b mm/kasan/report.c:256 > kasan_report_error mm/kasan/report.c:354 [inline] > kasan_report.cold.7+0x242/0x2fe mm/kasan/report.c:412 > __asan_report_load8_noabort+0x14/0x20 mm/kasan/report.c:433 > vma_interval_tree_insert+0x23e/0x2a0 mm/interval_tree.c:24 > __vma_link_file+0xe4/0x1b0 mm/mmap.c:599 > vma_link+0xcd/0x170 mm/mmap.c:625 > mmap_region+0xe69/0x1890 mm/mmap.c:1785 > do_mmap+0xa06/0x1320 mm/mmap.c:1535 > do_mmap_pgoff include/linux/mm.h:2287 [inline] > vm_mmap_pgoff+0x213/0x2c0 mm/util.c:357 > ksys_mmap_pgoff+0x4da/0x660 mm/mmap.c:1585 > __do_sys_mmap arch/x86/kernel/sys_x86_64.c:100 [inline] > __se_sys_mmap arch/x86/kernel/sys_x86_64.c:91 [inline] > __x64_sys_mmap+0xe9/0x1b0 arch/x86/kernel/sys_x86_64.c:91 > do_syscall_64+0x1b9/0x820 arch/x86/entry/common.c:290 > entry_SYSCALL_64_after_hwframe+0x49/0xbe > RIP: 0033:0x7f5b200f43ea > Code: > blkid: Corrupted page table at address 7f5b200f43c0 > PGD 1cf3f8067 P4D 1cf3f8067 PUD 1ce8fb067 PMD 41b58ab3 > Bad pagetable: 0009 [#7] SMP KASAN > CPU: 0 PID: 6772 Comm: blkid Not tainted 4.18.0-rc3+ #58 > Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS > Google 01/01/2011 > RIP: 0010:copy_user_enhanced_fast_string+0xe/0x20 > arch/x86/lib/copy_user_64.S:180 > Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f > 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 <f3> a4 31 c0 0f 1f > 00 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 83 > RSP: 0018:ffff8801a92ad218 EFLAGS: 00010046 > RAX: 0000000000000000 RBX: ffff8801a92ad258 RCX: 0000000000000040 > RDX: 0000000000000040 RSI: 00007f5b200f43c0 RDI: ffff8801a92ad258 > RBP: ffff8801a92ad248 R08: ffff8801cae44480 R09: ffffed0035255a4b > R10: ffffed0035255a52 R11: ffff8801a92ad297 R12: 0000000000000040 > R13: ffffffffffffffff R14: 00007f5b200f43c0 R15: ffff8801cae44480 > FS: 0000000000000000(0000) GS:ffff8801dae00000(0000) knlGS:0000000000000000 > CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 > CR2: 00007f5b200f43c0 CR3: 00000001caa5c000 CR4: 00000000001406f0 > DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 > DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 > Call Trace: > show_opcodes+0x44/0xbe arch/x86/kernel/dumpstack.c:104 > show_ip+0x35/0x3a arch/x86/kernel/dumpstack.c:125 > show_iret_regs+0x14/0x38 arch/x86/kernel/dumpstack.c:130 > __show_regs+0x1c/0x60 arch/x86/kernel/process_64.c:72 > show_regs_if_on_stack.constprop.10+0x36/0x39 > arch/x86/kernel/dumpstack.c:148 > show_trace_log_lvl+0x25d/0x28c arch/x86/kernel/dumpstack.c:273 > show_regs.cold.12+0x1a/0x1f arch/x86/kernel/dumpstack.c:419 > __die+0x65/0xb4 arch/x86/kernel/dumpstack.c:379 > pgtable_bad+0xd7/0x130 arch/x86/mm/fault.c:698 > __do_page_fault+0x87b/0xe50 arch/x86/mm/fault.c:1270 > do_page_fault+0xf6/0x8c0 arch/x86/mm/fault.c:1471 > page_fault+0x1e/0x30 arch/x86/entry/entry_64.S:1160 > RIP: 0010:copy_user_enhanced_fast_string+0xe/0x20 > arch/x86/lib/copy_user_64.S:180 > Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f > 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 <f3> a4 31 c0 0f 1f > 00 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 83 > RSP: 0018:ffff8801a92ad7e8 EFLAGS: 00010046 > RAX: 0000000000000000 RBX: ffff8801a92ad828 RCX: 0000000000000040 > RDX: 0000000000000040 RSI: 00007f5b200f43c0 RDI: ffff8801a92ad828 > RBP: ffff8801a92ad818 R08: ffff8801cae44480 R09: ffffed0035255b05 > R10: ffffed0035255b0c R11: ffff8801a92ad867 R12: 0000000000000040 > R13: ffffffffffffffff R14: 00007f5b200f43c0 R15: ffff8801cae44480 > show_opcodes+0x44/0xbe arch/x86/kernel/dumpstack.c:104 > show_ip+0x35/0x3a arch/x86/kernel/dumpstack.c:125 > show_iret_regs+0x14/0x38 arch/x86/kernel/dumpstack.c:130 > __show_regs+0x1c/0x60 arch/x86/kernel/process_64.c:72 > show_regs_if_on_stack.constprop.10+0x36/0x39 > arch/x86/kernel/dumpstack.c:148 > show_trace_log_lvl+0x25d/0x28c arch/x86/kernel/dumpstack.c:273 > show_regs.cold.12+0x1a/0x1f arch/x86/kernel/dumpstack.c:419 > __die+0x65/0xb4 arch/x86/kernel/dumpstack.c:379 > pgtable_bad+0xd7/0x130 arch/x86/mm/fault.c:698 > __do_page_fault+0x87b/0xe50 arch/x86/mm/fault.c:1270 > do_page_fault+0xf6/0x8c0 arch/x86/mm/fault.c:1471 > page_fault+0x1e/0x30 arch/x86/entry/entry_64.S:1160 > RIP: 0010:copy_user_enhanced_fast_string+0xe/0x20 > arch/x86/lib/copy_user_64.S:180 > Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f > 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 <f3> a4 31 c0 0f 1f > 00 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 83 > RSP: 0018:ffff8801a92addb8 EFLAGS: 00010046 > RAX: 0000000000000000 RBX: ffff8801a92addf8 RCX: 0000000000000040 > RDX: 0000000000000040 RSI: 00007f5b200f43c0 RDI: ffff8801a92addf8 > RBP: ffff8801a92adde8 R08: ffff8801cae44480 R09: ffffed0035255bbf > R10: ffffed0035255bc6 R11: ffff8801a92ade37 R12: 0000000000000040 > R13: ffffffffffffffff R14: 00007f5b200f43c0 R15: ffff8801cae44480 > show_opcodes+0x44/0xbe arch/x86/kernel/dumpstack.c:104 > show_ip+0x35/0x3a arch/x86/kernel/dumpstack.c:125 > show_iret_regs+0x14/0x38 arch/x86/kernel/dumpstack.c:130 > __show_regs+0x1c/0x60 arch/x86/kernel/process_64.c:72 > show_regs_if_on_stack.constprop.10+0x36/0x39 > arch/x86/kernel/dumpstack.c:148 > show_trace_log_lvl+0x25d/0x28c arch/x86/kernel/dumpstack.c:273 > show_regs.cold.12+0x1a/0x1f arch/x86/kernel/dumpstack.c:419 > __die+0x65/0xb4 arch/x86/kernel/dumpstack.c:379 > pgtable_bad+0xd7/0x130 arch/x86/mm/fault.c:698 > __do_page_fault+0x87b/0xe50 arch/x86/mm/fault.c:1270 > do_page_fault+0xf6/0x8c0 arch/x86/mm/fault.c:1471 > page_fault+0x1e/0x30 arch/x86/entry/entry_64.S:1160 > RIP: 0010:copy_user_enhanced_fast_string+0xe/0x20 > arch/x86/lib/copy_user_64.S:180 > Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f > 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 <f3> a4 31 c0 0f 1f > 00 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 83 > RSP: 0018:ffff8801a92ae388 EFLAGS: 00010046 > RAX: 0000000000000000 RBX: ffff8801a92ae3c8 RCX: 0000000000000040 > RDX: 0000000000000040 RSI: 00007f5b200f43c0 RDI: ffff8801a92ae3c8 > RBP: ffff8801a92ae3b8 R08: ffff8801cae44480 R09: ffffed0035255c79 > R10: ffffed0035255c80 R11: ffff8801a92ae407 R12: 0000000000000040 > R13: ffffffffffffffff R14: 00007f5b200f43c0 R15: ffff8801cae44480 > show_opcodes+0x44/0xbe arch/x86/kernel/dumpstack.c:104 > show_ip+0x35/0x3a arch/x86/kernel/dumpstack.c:125 > show_iret_regs+0x14/0x38 arch/x86/kernel/dumpstack.c:130 > __show_regs+0x1c/0x60 arch/x86/kernel/process_64.c:72 > show_regs_if_on_stack.constprop.10+0x36/0x39 > arch/x86/kernel/dumpstack.c:148 > show_trace_log_lvl+0x25d/0x28c arch/x86/kernel/dumpstack.c:273 > show_regs.cold.12+0x1a/0x1f arch/x86/kernel/dumpstack.c:419 > __die+0x65/0xb4 arch/x86/kernel/dumpstack.c:379 > pgtable_bad+0xd7/0x130 arch/x86/mm/fault.c:698 > __do_page_fault+0x87b/0xe50 arch/x86/mm/fault.c:1270 > do_page_fault+0xf6/0x8c0 arch/x86/mm/fault.c:1471 > page_fault+0x1e/0x30 arch/x86/entry/entry_64.S:1160 > RIP: 0010:copy_user_enhanced_fast_string+0xe/0x20 > arch/x86/lib/copy_user_64.S:180 > Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f > 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 <f3> a4 31 c0 0f 1f > 00 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 83 > RSP: 0018:ffff8801a92ae958 EFLAGS: 00010046 > RAX: 0000000000000000 RBX: ffff8801a92ae998 RCX: 0000000000000040 > RDX: 0000000000000040 RSI: 00007f5b200f43c0 RDI: ffff8801a92ae998 > RBP: ffff8801a92ae988 R08: ffff8801cae44480 R09: ffffed0035255d33 > R10: ffffed0035255d3a R11: ffff8801a92ae9d7 R12: 0000000000000040 > R13: ffffffffffffffff R14: 00007f5b200f43c0 R15: ffff8801cae44480 > show_opcodes+0x44/0xbe arch/x86/kernel/dumpstack.c:104 > show_ip+0x35/0x3a arch/x86/kernel/dumpstack.c:125 > show_iret_regs+0x14/0x38 arch/x86/kernel/dumpstack.c:130 > __show_regs+0x1c/0x60 arch/x86/kernel/process_64.c:72 > show_regs_if_on_stack.constprop.10+0x36/0x39 > arch/x86/kernel/dumpstack.c:148 > show_trace_log_lvl+0x25d/0x28c arch/x86/kernel/dumpstack.c:273 > show_regs.cold.12+0x1a/0x1f arch/x86/kernel/dumpstack.c:419 > __die+0x65/0xb4 arch/x86/kernel/dumpstack.c:379 > pgtable_bad+0xd7/0x130 arch/x86/mm/fault.c:698 > __do_page_fault+0x87b/0xe50 arch/x86/mm/fault.c:1270 > do_page_fault+0xf6/0x8c0 arch/x86/mm/fault.c:1471 > page_fault+0x1e/0x30 arch/x86/entry/entry_64.S:1160 > RIP: 0010:copy_user_enhanced_fast_string+0xe/0x20 > arch/x86/lib/copy_user_64.S:180 > Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f > 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 <f3> a4 31 c0 0f 1f > 00 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 83 > RSP: 0018:ffff8801a92aef28 EFLAGS: 00010046 > RAX: 0000000000000000 RBX: ffff8801a92aef68 RCX: 0000000000000040 > RDX: 0000000000000040 RSI: 00007f5b200f43c0 RDI: ffff8801a92aef68 > RBP: ffff8801a92aef58 R08: ffff8801cae44480 R09: ffffed0035255ded > R10: ffffed0035255df4 R11: ffff8801a92aefa7 R12: 0000000000000040 > R13: ffffffffffffffff R14: 00007f5b200f43c0 R15: ffff8801cae44480 > show_opcodes+0x44/0xbe arch/x86/kernel/dumpstack.c:104 > show_ip+0x35/0x3a arch/x86/kernel/dumpstack.c:125 > show_iret_regs+0x14/0x38 arch/x86/kernel/dumpstack.c:130 > __show_regs+0x1c/0x60 arch/x86/kernel/process_64.c:72 > show_regs_if_on_stack.constprop.10+0x36/0x39 > arch/x86/kernel/dumpstack.c:148 > show_trace_log_lvl+0x25d/0x28c arch/x86/kernel/dumpstack.c:273 > show_regs.cold.12+0x1a/0x1f arch/x86/kernel/dumpstack.c:419 > __die+0x65/0xb4 arch/x86/kernel/dumpstack.c:379 > pgtable_bad+0xd7/0x130 arch/x86/mm/fault.c:698 > __do_page_fault+0x87b/0xe50 arch/x86/mm/fault.c:1270 > do_page_fault+0xf6/0x8c0 arch/x86/mm/fault.c:1471 > page_fault+0x1e/0x30 arch/x86/entry/entry_64.S:1160 > RIP: 0010:copy_user_enhanced_fast_string+0xe/0x20 > arch/x86/lib/copy_user_64.S:180 > Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f > 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 <f3> a4 31 c0 0f 1f > 00 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 83 > RSP: 0018:ffff8801a92af4f0 EFLAGS: 00010046 > RAX: 0000000000000000 RBX: ffff8801a92af530 RCX: 0000000000000040 > RDX: 0000000000000040 RSI: 00007f5b200f43c0 RDI: ffff8801a92af530 > RBP: ffff8801a92af520 R08: ffff8801cae44480 R09: ffffed0035255ea6 > R10: ffffed0035255ead R11: ffff8801a92af56f R12: 0000000000000040 > R13: 00007ffffffff000 R14: 00007f5b200f43c0 R15: ffff8801cae44480 > show_opcodes+0x44/0xbe arch/x86/kernel/dumpstack.c:104 > show_ip+0x35/0x3a arch/x86/kernel/dumpstack.c:125 > show_iret_regs+0x14/0x38 arch/x86/kernel/dumpstack.c:130 > __show_regs+0x1c/0x60 arch/x86/kernel/process_64.c:72 > show_regs_if_on_stack.constprop.10+0x36/0x39 > arch/x86/kernel/dumpstack.c:148 > show_trace_log_lvl+0x25d/0x28c arch/x86/kernel/dumpstack.c:273 > show_stack+0x38/0x3a arch/x86/kernel/dumpstack.c:292 > __dump_stack lib/dump_stack.c:77 [inline] > dump_stack+0x1c9/0x2b4 lib/dump_stack.c:113 > print_address_description+0x6c/0x20b mm/kasan/report.c:256 > kasan_report_error mm/kasan/report.c:354 [inline] > kasan_report.cold.7+0x242/0x2fe mm/kasan/report.c:412 > __asan_report_load8_noabort+0x14/0x20 mm/kasan/report.c:433 > vma_interval_tree_insert+0x23e/0x2a0 mm/interval_tree.c:24 > __vma_link_file+0xe4/0x1b0 mm/mmap.c:599 > vma_link+0xcd/0x170 mm/mmap.c:625 > mmap_region+0xe69/0x1890 mm/mmap.c:1785 > do_mmap+0xa06/0x1320 mm/mmap.c:1535 > do_mmap_pgoff include/linux/mm.h:2287 [inline] > vm_mmap_pgoff+0x213/0x2c0 mm/util.c:357 > ksys_mmap_pgoff+0x4da/0x660 mm/mmap.c:1585 > __do_sys_mmap arch/x86/kernel/sys_x86_64.c:100 [inline] > __se_sys_mmap arch/x86/kernel/sys_x86_64.c:91 [inline] > __x64_sys_mmap+0xe9/0x1b0 arch/x86/kernel/sys_x86_64.c:91 > do_syscall_64+0x1b9/0x820 arch/x86/entry/common.c:290 > entry_SYSCALL_64_after_hwframe+0x49/0xbe > RIP: 0033:0x7f5b200f43ea > Code: > blkid: Corrupted page table at address 7f5b200f43c0 > PGD 1cf3f8067 P4D 1cf3f8067 PUD 1ce8fb067 PMD 41b58ab3 > Bad pagetable: 0009 [#8] SMP KASAN > CPU: 0 PID: 6772 Comm: blkid Not tainted 4.18.0-rc3+ #58 > Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS > Google 01/01/2011 > RIP: 0010:copy_user_enhanced_fast_string+0xe/0x20 > arch/x86/lib/copy_user_64.S:180 > Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f > 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 <f3> a4 31 c0 0f 1f > 00 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 83 > RSP: 0018:ffff8801a92acc48 EFLAGS: 00010046 > RAX: 0000000000000000 RBX: ffff8801a92acc88 RCX: 0000000000000040 > RDX: 0000000000000040 RSI: 00007f5b200f43c0 RDI: ffff8801a92acc88 > RBP: ffff8801a92acc78 R08: ffff8801cae44480 R09: ffffed0035255991 > R10: ffffed0035255998 R11: ffff8801a92accc7 R12: 0000000000000040 > R13: ffffffffffffffff R14: 00007f5b200f43c0 R15: ffff8801cae44480 > FS: 0000000000000000(0000) GS:ffff8801dae00000(0000) knlGS:0000000000000000 > CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 > CR2: 00007f5b200f43c0 CR3: 00000001caa5c000 CR4: 00000000001406f0 > DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 > DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 > Call Trace: > show_opcodes+0x44/0xbe arch/x86/kernel/dumpstack.c:104 > show_ip+0x35/0x3a arch/x86/kernel/dumpstack.c:125 > show_iret_regs+0x14/0x38 arch/x86/kernel/dumpstack.c:130 > __show_regs+0x1c/0x60 arch/x86/kernel/process_64.c:72 > show_regs_if_on_stack.constprop.10+0x36/0x39 > arch/x86/kernel/dumpstack.c:148 > show_trace_log_lvl+0x25d/0x28c arch/x86/kernel/dumpstack.c:273 > show_regs.cold.12+0x1a/0x1f arch/x86/kernel/dumpstack.c:419 > __die+0x65/0xb4 arch/x86/kernel/dumpstack.c:379 > pgtable_bad+0xd7/0x130 arch/x86/mm/fault.c:698 > __do_page_fault+0x87b/0xe50 arch/x86/mm/fault.c:1270 > do_page_fault+0xf6/0x8c0 arch/x86/mm/fault.c:1471 > page_fault+0x1e/0x30 arch/x86/entry/entry_64.S:1160 > RIP: 0010:copy_user_enhanced_fast_string+0xe/0x20 > arch/x86/lib/copy_user_64.S:180 > Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f > 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 <f3> a4 31 c0 0f 1f > 00 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 83 > RSP: 0018:ffff8801a92ad218 EFLAGS: 00010046 > RAX: 0000000000000000 RBX: ffff8801a92ad258 RCX: 0000000000000040 > RDX: 0000000000000040 RSI: 00007f5b200f43c0 RDI: ffff8801a92ad258 > RBP: ffff8801a92ad248 R08: ffff8801cae44480 R09: ffffed0035255a4b > R10: ffffed0035255a52 R11: ffff8801a92ad297 R12: 0000000000000040 > R13: ffffffffffffffff R14: 00007f5b200f43c0 R15: ffff8801cae44480 > show_opcodes+0x44/0xbe arch/x86/kernel/dumpstack.c:104 > show_ip+0x35/0x3a arch/x86/kernel/dumpstack.c:125 > show_iret_regs+0x14/0x38 arch/x86/kernel/dumpstack.c:130 > __show_regs+0x1c/0x60 arch/x86/kernel/process_64.c:72 > show_regs_if_on_stack.constprop.10+0x36/0x39 > arch/x86/kernel/dumpstack.c:148 > show_trace_log_lvl+0x25d/0x28c arch/x86/kernel/dumpstack.c:273 > show_regs.cold.12+0x1a/0x1f arch/x86/kernel/dumpstack.c:419 > __die+0x65/0xb4 arch/x86/kernel/dumpstack.c:379 > pgtable_bad+0xd7/0x130 arch/x86/mm/fault.c:698 > __do_page_fault+0x87b/0xe50 arch/x86/mm/fault.c:1270 > do_page_fault+0xf6/0x8c0 arch/x86/mm/fault.c:1471 > page_fault+0x1e/0x30 arch/x86/entry/entry_64.S:1160 > RIP: 0010:copy_user_enhanced_fast_string+0xe/0x20 > arch/x86/lib/copy_user_64.S:180 > Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f > 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 <f3> a4 31 c0 0f 1f > 00 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 83 > RSP: 0018:ffff8801a92ad7e8 EFLAGS: 00010046 > RAX: 0000000000000000 RBX: ffff8801a92ad828 RCX: 0000000000000040 > RDX: 0000000000000040 RSI: 00007f5b200f43c0 RDI: ffff8801a92ad828 > RBP: ffff8801a92ad818 R08: ffff8801cae44480 R09: ffffed0035255b05 > R10: ffffed0035255b0c R11: ffff8801a92ad867 R12: 0000000000000040 > R13: ffffffffffffffff R14: 00007f5b200f43c0 R15: ffff8801cae44480 > show_opcodes+0x44/0xbe arch/x86/kernel/dumpstack.c:104 > show_ip+0x35/0x3a arch/x86/kernel/dumpstack.c:125 > show_iret_regs+0x14/0x38 arch/x86/kernel/dumpstack.c:130 > __show_regs+0x1c/0x60 arch/x86/kernel/process_64.c:72 > show_regs_if_on_stack.constprop.10+0x36/0x39 > arch/x86/kernel/dumpstack.c:148 > show_trace_log_lvl+0x25d/0x28c arch/x86/kernel/dumpstack.c:273 > show_regs.cold.12+0x1a/0x1f arch/x86/kernel/dumpstack.c:419 > __die+0x65/0xb4 arch/x86/kernel/dumpstack.c:379 > pgtable_bad+0xd7/0x130 arch/x86/mm/fault.c:698 > __do_page_fault+0x87b/0xe50 arch/x86/mm/fault.c:1270 > do_page_fault+0xf6/0x8c0 arch/x86/mm/fault.c:1471 > page_fault+0x1e/0x30 arch/x86/entry/entry_64.S:1160 > RIP: 0010:copy_user_enhanced_fast_string+0xe/0x20 > arch/x86/lib/copy_user_64.S:180 > Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f > 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 <f3> a4 31 c0 0f 1f > 00 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 83 > RSP: 0018:ffff8801a92addb8 EFLAGS: 00010046 > RAX: 0000000000000000 RBX: ffff8801a92addf8 RCX: 0000000000000040 > RDX: 0000000000000040 RSI: 00007f5b200f43c0 RDI: ffff8801a92addf8 > RBP: ffff8801a92adde8 R08: ffff8801cae44480 R09: ffffed0035255bbf > R10: ffffed0035255bc6 R11: ffff8801a92ade37 R12: 0000000000000040 > R13: ffffffffffffffff R14: 00007f5b200f43c0 R15: ffff8801cae44480 > show_opcodes+0x44/0xbe arch/x86/kernel/dumpstack.c:104 > show_ip+0x35/0x3a arch/x86/kernel/dumpstack.c:125 > show_iret_regs+0x14/0x38 arch/x86/kernel/dumpstack.c:130 > __show_regs+0x1c/0x60 arch/x86/kernel/process_64.c:72 > show_regs_if_on_stack.constprop.10+0x36/0x39 > arch/x86/kernel/dumpstack.c:148 > show_trace_log_lvl+0x25d/0x28c arch/x86/kernel/dumpstack.c:273 > show_regs.cold.12+0x1a/0x1f arch/x86/kernel/dumpstack.c:419 > __die+0x65/0xb4 arch/x86/kernel/dumpstack.c:379 > pgtable_bad+0xd7/0x130 arch/x86/mm/fault.c:698 > __do_page_fault+0x87b/0xe50 arch/x86/mm/fault.c:1270 > do_page_fault+0xf6/0x8c0 arch/x86/mm/fault.c:1471 > page_fault+0x1e/0x30 arch/x86/entry/entry_64.S:1160 > RIP: 0010:copy_user_enhanced_fast_string+0xe/0x20 > arch/x86/lib/copy_user_64.S:180 > Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f > 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 <f3> a4 31 c0 0f 1f > 00 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 83 > RSP: 0018:ffff8801a92ae388 EFLAGS: 00010046 > RAX: 0000000000000000 RBX: ffff8801a92ae3c8 RCX: 0000000000000040 > RDX: 0000000000000040 RSI: 00007f5b200f43c0 RDI: ffff8801a92ae3c8 > RBP: ffff8801a92ae3b8 R08: ffff8801cae44480 R09: ffffed0035255c79 > R10: ffffed0035255c80 R11: ffff8801a92ae407 R12: 0000000000000040 > R13: ffffffffffffffff R14: 00007f5b200f43c0 R15: ffff8801cae44480 > show_opcodes+0x44/0xbe arch/x86/kernel/dumpstack.c:104 > show_ip+0x35/0x3a arch/x86/kernel/dumpstack.c:125 > show_iret_regs+0x14/0x38 arch/x86/kernel/dumpstack.c:130 > __show_regs+0x1c/0x60 arch/x86/kernel/process_64.c:72 > show_regs_if_on_stack.constprop.10+0x36/0x39 > arch/x86/kernel/dumpstack.c:148 > show_trace_log_lvl+0x25d/0x28c arch/x86/kernel/dumpstack.c:273 > show_regs.cold.12+0x1a/0x1f arch/x86/kernel/dumpstack.c:419 > __die+0x65/0xb4 arch/x86/kernel/dumpstack.c:379 > pgtable_bad+0xd7/0x130 arch/x86/mm/fault.c:698 > __do_page_fault+0x87b/0xe50 arch/x86/mm/fault.c:1270 > do_page_fault+0xf6/0x8c0 arch/x86/mm/fault.c:1471 > page_fault+0x1e/0x30 arch/x86/entry/entry_64.S:1160 > RIP: 0010:copy_user_enhanced_fast_string+0xe/0x20 > arch/x86/lib/copy_user_64.S:180 > Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f > 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 <f3> a4 31 c0 0f 1f > 00 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 83 > RSP: 0018:ffff8801a92ae958 EFLAGS: 00010046 > RAX: 0000000000000000 RBX: ffff8801a92ae998 RCX: 0000000000000040 > RDX: 0000000000000040 RSI: 00007f5b200f43c0 RDI: ffff8801a92ae998 > RBP: ffff8801a92ae988 R08: ffff8801cae44480 R09: ffffed0035255d33 > R10: ffffed0035255d3a R11: ffff8801a92ae9d7 R12: 0000000000000040 > R13: ffffffffffffffff R14: 00007f5b200f43c0 R15: ffff8801cae44480 > show_opcodes+0x44/0xbe arch/x86/kernel/dumpstack.c:104 > show_ip+0x35/0x3a arch/x86/kernel/dumpstack.c:125 > show_iret_regs+0x14/0x38 arch/x86/kernel/dumpstack.c:130 > __show_regs+0x1c/0x60 arch/x86/kernel/process_64.c:72 > show_regs_if_on_stack.constprop.10+0x36/0x39 > arch/x86/kernel/dumpstack.c:148 > show_trace_log_lvl+0x25d/0x28c arch/x86/kernel/dumpstack.c:273 > show_regs.cold.12+0x1a/0x1f arch/x86/kernel/dumpstack.c:419 > __die+0x65/0xb4 arch/x86/kernel/dumpstack.c:379 > pgtable_bad+0xd7/0x130 arch/x86/mm/fault.c:698 > __do_page_fault+0x87b/0xe50 arch/x86/mm/fault.c:1270 > do_page_fault+0xf6/0x8c0 arch/x86/mm/fault.c:1471 > page_fault+0x1e/0x30 arch/x86/entry/entry_64.S:1160 > RIP: 0010:copy_user_enhanced_fast_string+0xe/0x20 > arch/x86/lib/copy_user_64.S:180 > Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f > 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 <f3> a4 31 c0 0f 1f > 00 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 83 > RSP: 0018:ffff8801a92aef28 EFLAGS: 00010046 > RAX: 0000000000000000 RBX: ffff8801a92aef68 RCX: 0000000000000040 > RDX: 0000000000000040 RSI: 00007f5b200f43c0 RDI: ffff8801a92aef68 > RBP: ffff8801a92aef58 R08: ffff8801cae44480 R09: ffffed0035255ded > R10: ffffed0035255df4 R11: ffff8801a92aefa7 R12: 0000000000000040 > R13: ffffffffffffffff R14: 00007f5b200f43c0 R15: ffff8801cae44480 > show_opcodes+0x44/0xbe arch/x86/kernel/dumpstack.c:104 > show_ip+0x35/0x3a arch/x86/kernel/dumpstack.c:125 > show_iret_regs+0x14/0x38 arch/x86/kernel/dumpstack.c:130 > __show_regs+0x1c/0x60 arch/x86/kernel/process_64.c:72 > show_regs_if_on_stack.constprop.10+0x36/0x39 > arch/x86/kernel/dumpstack.c:148 > show_trace_log_lvl+0x25d/0x28c arch/x86/kernel/dumpstack.c:273 > show_regs.cold.12+0x1a/0x1f arch/x86/kernel/dumpstack.c:419 > __die+0x65/0xb4 arch/x86/kernel/dumpstack.c:379 > pgtable_bad+0xd7/0x130 arch/x86/mm/fault.c:698 > __do_page_fault+0x87b/0xe50 arch/x86/mm/fault.c:1270 > do_page_fault+0xf6/0x8c0 arch/x86/mm/fault.c:1471 > page_fault+0x1e/0x30 arch/x86/entry/entry_64.S:1160 > RIP: 0010:copy_user_enhanced_fast_string+0xe/0x20 > arch/x86/lib/copy_user_64.S:180 > Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f > 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 <f3> a4 31 c0 0f 1f > 00 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 83 > RSP: 0018:ffff8801a92af4f0 EFLAGS: 00010046 > RAX: 0000000000000000 RBX: ffff8801a92af530 RCX: 0000000000000040 > RDX: 0000000000000040 RSI: 00007f5b200f43c0 RDI: ffff8801a92af530 > RBP: ffff8801a92af520 R08: ffff8801cae44480 R09: ffffed0035255ea6 > R10: ffffed0035255ead R11: ffff8801a92af56f R12: 0000000000000040 > R13: 00007ffffffff000 R14: 00007f5b200f43c0 R15: ffff8801cae44480 > show_opcodes+0x44/0xbe arch/x86/kernel/dumpstack.c:104 > show_ip+0x35/0x3a arch/x86/kernel/dumpstack.c:125 > show_iret_regs+0x14/0x38 arch/x86/kernel/dumpstack.c:130 > __show_regs+0x1c/0x60 arch/x86/kernel/process_64.c:72 > show_regs_if_on_stack.constprop.10+0x36/0x39 > arch/x86/kernel/dumpstack.c:148 > show_trace_log_lvl+0x25d/0x28c arch/x86/kernel/dumpstack.c:273 > show_stack+0x38/0x3a arch/x86/kernel/dumpstack.c:292 > __dump_stack lib/dump_stack.c:77 [inline] > dump_stack+0x1c9/0x2b4 lib/dump_stack.c:113 > print_address_description+0x6c/0x20b mm/kasan/report.c:256 > kasan_report_error mm/kasan/report.c:354 [inline] > kasan_report.cold.7+0x242/0x2fe mm/kasan/report.c:412 > __asan_report_load8_noabort+0x14/0x20 mm/kasan/report.c:433 > vma_interval_tree_insert+0x23e/0x2a0 mm/interval_tree.c:24 > __vma_link_file+0xe4/0x1b0 mm/mmap.c:599 > vma_link+0xcd/0x170 mm/mmap.c:625 > mmap_region+0xe69/0x1890 mm/mmap.c:1785 > do_mmap+0xa06/0x1320 mm/mmap.c:1535 > do_mmap_pgoff include/linux/mm.h:2287 [inline] > vm_mmap_pgoff+0x213/0x2c0 mm/util.c:357 > ksys_mmap_pgoff+0x4da/0x660 mm/mmap.c:1585 > __do_sys_mmap arch/x86/kernel/sys_x86_64.c:100 [inline] > __se_sys_mmap arch/x86/kernel/sys_x86_64.c:91 [inline] > __x64_sys_mmap+0xe9/0x1b0 arch/x86/kernel/sys_x86_64.c:91 > do_syscall_64+0x1b9/0x820 arch/x86/entry/common.c:290 > entry_SYSCALL_64_after_hwframe+0x49/0xbe > RIP: 0033:0x7f5b200f43ea > Code: > blkid: Corrupted page table at address 7f5b200f43c0 > PGD 1cf3f8067 P4D 1cf3f8067 PUD 1ce8fb067 PMD 41b58ab3 > Bad pagetable: 0009 [#9] SMP KASAN > CPU: 0 PID: 6772 Comm: blkid Not tainted 4.18.0-rc3+ #58 > Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS > Google 01/01/2011 > RIP: 0010:copy_user_enhanced_fast_string+0xe/0x20 > arch/x86/lib/copy_user_64.S:180 > Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f > 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 <f3> a4 31 c0 0f 1f > 00 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 83 > RSP: 0018:ffff8801a92ac678 EFLAGS: 00010046 > RAX: 0000000000000000 RBX: ffff8801a92ac6b8 RCX: 0000000000000040 > RDX: 0000000000000040 RSI: 00007f5b200f43c0 RDI: ffff8801a92ac6b8 > RBP: ffff8801a92ac6a8 R08: ffff8801cae44480 R09: ffffed00352558d7 > R10: ffffed00352558de R11: ffff8801a92ac6f7 R12: 0000000000000040 > R13: ffffffffffffffff R14: 00007f5b200f43c0 R15: ffff8801cae44480 > FS: 0000000000000000(0000) GS:ffff8801dae00000(0000) knlGS:0000000000000000 > CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 > CR2: 00007f5b200f43c0 CR3: 00000001caa5c000 CR4: 00000000001406f0 > DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 > DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 > Call Trace: > show_opcodes+0x44/0xbe arch/x86/kernel/dumpstack.c:104 > show_ip+0x35/0x3a arch/x86/kernel/dumpstack.c:125 > show_iret_regs+0x14/0x38 arch/x86/kernel/dumpstack.c:130 > __show_regs+0x1c/0x60 arch/x86/kernel/process_64.c:72 > show_regs_if_on_stack.constprop.10+0x36/0x39 > arch/x86/kernel/dumpstack.c:148 > show_trace_log_lvl+0x25d/0x28c arch/x86/kernel/dumpstack.c:273 > show_regs.cold.12+0x1a/0x1f arch/x86/kernel/dumpstack.c:419 > __die+0x65/0xb4 arch/x86/kernel/dumpstack.c:379 > pgtable_bad+0xd7/0x130 arch/x86/mm/fault.c:698 > __do_page_fault+0x87b/0xe50 arch/x86/mm/fault.c:1270 > do_page_fault+0xf6/0x8c0 arch/x86/mm/fault.c:1471 > page_fault+0x1e/0x30 arch/x86/entry/entry_64.S:1160 > RIP: 0010:copy_user_enhanced_fast_string+0xe/0x20 > arch/x86/lib/copy_user_64.S:180 > Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f > 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 <f3> a4 31 c0 0f 1f > 00 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 83 > RSP: 0018:ffff8801a92acc48 EFLAGS: 00010046 > RAX: 0000000000000000 RBX: ffff8801a92acc88 RCX: 0000000000000040 > RDX: 0000000000000040 RSI: 00007f5b200f43c0 RDI: ffff8801a92acc88 > RBP: ffff8801a92acc78 R08: ffff8801cae44480 R09: ffffed0035255991 > R10: ffffed0035255998 R11: ffff8801a92accc7 R12: 0000000000000040 > R13: ffffffffffffffff R14: 00007f5b200f43c0 R15: ffff8801cae44480 > show_opcodes+0x44/0xbe arch/x86/kernel/dumpstack.c:104 > show_ip+0x35/0x3a arch/x86/kernel/dumpstack.c:125 > show_iret_regs+0x14/0x38 arch/x86/kernel/dumpstack.c:130 > __show_regs+0x1c/0x60 arch/x86/kernel/process_64.c:72 > show_regs_if_on_stack.constprop.10+0x36/0x39 > arch/x86/kernel/dumpstack.c:148 > show_trace_log_lvl+0x25d/0x28c arch/x86/kernel/dumpstack.c:273 > show_regs.cold.12+0x1a/0x1f arch/x86/kernel/dumpstack.c:419 > __die+0x65/0xb4 arch/x86/kernel/dumpstack.c:379 > pgtable_bad+0xd7/0x130 arch/x86/mm/fault.c:698 > __do_page_fault+0x87b/0xe50 arch/x86/mm/fault.c:1270 > do_page_fault+0xf6/0x8c0 arch/x86/mm/fault.c:1471 > page_fault+0x1e/0x30 arch/x86/entry/entry_64.S:1160 > RIP: 0010:copy_user_enhanced_fast_string+0xe/0x20 > arch/x86/lib/copy_user_64.S:180 > Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f > 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 <f3> a4 31 c0 0f 1f > 00 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 83 > RSP: 0018:ffff8801a92ad218 EFLAGS: 00010046 > RAX: 0000000000000000 RBX: ffff8801a92ad258 RCX: 0000000000000040 > RDX: 0000000000000040 RSI: 00007f5b200f43c0 RDI: ffff8801a92ad258 > RBP: ffff8801a92ad248 R08: ffff8801cae44480 R09: ffffed0035255a4b > R10: ffffed0035255a52 R11: ffff8801a92ad297 R12: 0000000000000040 > R13: ffffffffffffffff R14: 00007f5b200f43c0 R15: ffff8801cae44480 > show_opcodes+0x44/0xbe arch/x86/kernel/dumpstack.c:104 > show_ip+0x35/0x3a arch/x86/kernel/dumpstack.c:125 > show_iret_regs+0x14/0x38 arch/x86/kernel/dumpstack.c:130 > __show_regs+0x1c/0x60 arch/x86/kernel/process_64.c:72 > show_regs_if_on_stack.constprop.10+0x36/0x39 > arch/x86/kernel/dumpstack.c:148 > show_trace_log_lvl+0x25d/0x28c arch/x86/kernel/dumpstack.c:273 > show_regs.cold.12+0x1a/0x1f arch/x86/kernel/dumpstack.c:419 > __die+0x65/0xb4 arch/x86/kernel/dumpstack.c:379 > pgtable_bad+0xd7/0x130 arch/x86/mm/fault.c:698 > __do_page_fault+0x87b/0xe50 arch/x86/mm/fault.c:1270 > do_page_fault+0xf6/0x8c0 arch/x86/mm/fault.c:1471 > page_fault+0x1e/0x30 arch/x86/entry/entry_64.S:1160 > RIP: 0010:copy_user_enhanced_fast_string+0xe/0x20 > arch/x86/lib/copy_user_64.S:180 > Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f > 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 <f3> a4 31 c0 0f 1f > 00 c3 66 2e 0f 1f 84 00 00 > > --- > This bug 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 bug report. See: > https://goo.gl/tpsmEJ#bug-status-tracking for how to communicate with > syzbot. > > -- > You received this message because you are subscribed to the Google Groups > "syzkaller-bugs" group. > To unsubscribe from this group and stop receiving emails from it, send an > email to syzkaller-bugs+unsubscribe@xxxxxxxxxxxxxxxx. > To view this discussion on the web visit > https://groups.google.com/d/msgid/syzkaller-bugs/000000000000c9dc440571b9b390%40google.com. > For more options, visit https://groups.google.com/d/optout.
