| TITLE: general protection fault in locks_remove_file |
| |
| [ 51.907753] kasan: CONFIG_KASAN_INLINE enabled |
| [ 51.913122] kasan: GPF could be caused by NULL-ptr deref or user memory access |
| [ 51.920573] general protection fault: 0000 [#1] PREEMPT SMP KASAN |
| [ 51.926803] CPU: 1 PID: 5670 Comm: syz-executor439 Not tainted 4.20.0-rc1-next-20181107+ #107 |
| [ 51.935630] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 |
| [ 51.944987] RIP: 0010:__x86_indirect_thunk_rbx+0x10/0x20 |
| [ 51.950426] Code: 90 0f ae e8 eb f9 48 89 04 24 c3 0f 1f 44 00 00 66 2e 0f 1f 84 00 00 00 00 00 e8 07 00 00 00 f3 90 0f ae e8 eb f9 48 89 1c 24 <c3> 0f 1f 44 00 00 66 2e 0f 1f 84 00 00 00 00 00 e8 07 00 00 00 f3 |
| [ 51.969311] RSP: 0018:ffff8801d89af2b0 EFLAGS: 00010293 |
| [ 51.974657] RAX: ffff8801d49723c0 RBX: 894cdffffc000000 RCX: ffffffff81ed555d |
| [ 51.981912] RDX: 0000000000000000 RSI: ffffffff81ed5c9e RDI: ffff8801d89af338 |
| [ 51.989163] RBP: ffff8801d89af4a0 R08: ffff8801d49723c0 R09: ffffed003b5e5b67 |
| [ 51.996423] R10: ffffed003b5e5b67 R11: ffff8801daf2db3b R12: ffff8801d798da00 |
| [ 52.003684] R13: ffff8801d89af338 R14: 1ffff1003b135e5b R15: dffffc0000000000 |
| [ 52.010937] FS: 0000000001292880(0000) GS:ffff8801daf00000(0000) knlGS:0000000000000000 |
| [ 52.019142] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 |
| [ 52.025108] CR2: 0000000020e2aff8 CR3: 000000000946a000 CR4: 00000000001406e0 |
| [ 52.032381] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 |
| [ 52.039643] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 |
| [ 52.047009] Call Trace: |
| [ 52.095282] locks_remove_file+0x148/0x5c0 |
| [ 52.125426] __fput+0x2f0/0xa70 |
| [ 52.150364] ____fput+0x15/0x20 |
| [ 52.153639] task_work_run+0x1e8/0x2a0 |
| [ 52.172015] do_exit+0x1ad1/0x26d0 |
| [ 52.338992] do_group_exit+0x177/0x440 |
| [ 52.356309] __x64_sys_exit_group+0x3e/0x50 |
| [ 52.360613] do_syscall_64+0x1b9/0x820 |
| [ 52.397610] entry_SYSCALL_64_after_hwframe+0x49/0xbe |
| [ 52.402783] RIP: 0033:0x43ec48 |
| [ 52.405975] Code: Bad RIP value. |
| [ 52.409321] RSP: 002b:00007fff104a8308 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 |
| [ 52.417010] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 000000000043ec48 |
| [ 52.424344] RDX: 0000000000000000 RSI: 000000000000003c RDI: 0000000000000000 |
| [ 52.431710] RBP: 00000000004be508 R08: 00000000000000e7 R09: ffffffffffffffd0 |
| [ 52.438977] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 |
| [ 52.446237] R13: 00000000006d0180 R14: 0000000000000000 R15: 0000000000000000 |
| [ 52.453585] Modules linked in: |
| [ 52.457384] ---[ end trace db9bef1a2174e463 ]--- |
| [ 52.462348] RIP: 0010:__x86_indirect_thunk_rbx+0x10/0x20 |
| [ 52.467786] Code: 90 0f ae e8 eb f9 48 89 04 24 c3 0f 1f 44 00 00 66 2e 0f 1f 84 00 00 00 00 00 e8 07 00 00 00 f3 90 0f ae e8 eb f9 48 89 1c 24 <c3> 0f 1f 44 00 00 66 2e 0f 1f 84 00 00 00 00 00 e8 07 00 00 00 f3 |
| [ 52.486966] RSP: 0018:ffff8801d89af2b0 EFLAGS: 00010293 |
| [ 52.492409] RAX: ffff8801d49723c0 RBX: 894cdffffc000000 RCX: ffffffff81ed555d |
| [ 52.499674] RDX: 0000000000000000 RSI: ffffffff81ed5c9e RDI: ffff8801d89af338 |
| [ 52.506997] RBP: ffff8801d89af4a0 R08: ffff8801d49723c0 R09: ffffed003b5e5b67 |
| [ 52.514416] R10: ffffed003b5e5b67 R11: ffff8801daf2db3b R12: ffff8801d798da00 |
| [ 52.521806] R13: ffff8801d89af338 R14: 1ffff1003b135e5b R15: dffffc0000000000 |
| [ 52.529078] FS: 0000000001292880(0000) GS:ffff8801daf00000(0000) knlGS:0000000000000000 |
| [ 52.537347] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 |
| [ 52.543267] CR2: 000000000043ec1e CR3: 000000000946a000 CR4: 00000000001406e0 |
| [ 52.550560] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 |
| [ 52.557825] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 |
| [ 52.565138] Kernel panic - not syncing: Fatal exception |
| [ 52.571795] Kernel Offset: disabled |
| [ 52.575422] Rebooting in 86400 seconds.. |
