| # Output with CONFIG_PRINTK_CALLER=y |
| TITLE: kernel panic: sysrq triggered crash |
| |
| [ 3416.916116][ T5831] Kernel panic - not syncing: sysrq triggered crash |
| [ 3416.917520][ T5831] CPU: 0 PID: 5831 Comm: bash Not tainted 4.20.0-next-20190102 #3 |
| [ 3416.919096][ T5831] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.10.2-1 04/01/2014 |
| [ 3416.920905][ T5831] Call Trace: |
| [ 3416.921462][ T5831] dump_stack+0x1db/0x2d0 |
| [ 3416.923475][ T5831] panic+0x2cb/0x65c |
| [ 3416.927213][ T5831] sysrq_handle_crash+0x1f/0x20 |
| [ 3416.928148][ T5831] __handle_sysrq.cold+0x153/0x3c9 |
| [ 3416.929105][ T5831] write_sysrq_trigger+0x7c/0x90 |
| [ 3416.930987][ T5831] proc_reg_write+0x29a/0x3c0 |
| [ 3416.933032][ T5831] __vfs_write+0x116/0xb40 |
| [ 3416.942259][ T5831] vfs_write+0x20c/0x580 |
| [ 3416.943099][ T5831] ksys_write+0x105/0x260 |
| [ 3416.948118][ T5831] __x64_sys_write+0x73/0xb0 |
| [ 3416.948903][ T5831] do_syscall_64+0x1a3/0x800 |
| [ 3416.952970][ T5831] entry_SYSCALL_64_after_hwframe+0x49/0xbe |
| [ 3416.954061][ T5831] RIP: 0033:0x7fad92c3c370 |
| [ 3416.954931][ T5831] Code: 73 01 c3 48 8b 0d c8 4a 2b 00 31 d2 48 29 c2 64 89 11 48 83 c8 ff eb ea 90 90 83 3d 85 a2 2b 00 00 75 10 b8 01 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 31 c3 48 83 ec 08 e8 0e 8a 01 00 48 89 04 24 |
| [ 3416.958579][ T5831] RSP: 002b:00007fff53859588 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 |
| [ 3416.960172][ T5831] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007fad92c3c370 |
| [ 3416.961629][ T5831] RDX: 0000000000000001 RSI: 0000000001d06808 RDI: 0000000000000001 |
| [ 3416.963012][ T5831] RBP: 0000000001d06808 R08: 00007fad9353b700 R09: 00000000ffffffff |
| [ 3416.964217][ T5831] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fad92ef17a0 |
| [ 3416.965446][ T5831] R13: 0000000000000001 R14: 0000000000000000 R15: 0000000001d052aa |
| [ 3416.967400][ T5831] Kernel Offset: disabled |
| [ 3416.968221][ T5831] Rebooting in 86400 seconds.. |
| |
| REPORT: |
| Kernel panic - not syncing: sysrq triggered crash |
| CPU: 0 PID: 5831 Comm: bash Not tainted 4.20.0-next-20190102 #3 |
| Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.10.2-1 04/01/2014 |
| Call Trace: |
| dump_stack+0x1db/0x2d0 |
| panic+0x2cb/0x65c |
| sysrq_handle_crash+0x1f/0x20 |
| __handle_sysrq.cold+0x153/0x3c9 |
| write_sysrq_trigger+0x7c/0x90 |
| proc_reg_write+0x29a/0x3c0 |
| __vfs_write+0x116/0xb40 |
| vfs_write+0x20c/0x580 |
| ksys_write+0x105/0x260 |
| __x64_sys_write+0x73/0xb0 |
| do_syscall_64+0x1a3/0x800 |
| entry_SYSCALL_64_after_hwframe+0x49/0xbe |
| RIP: 0033:0x7fad92c3c370 |
| Code: 73 01 c3 48 8b 0d c8 4a 2b 00 31 d2 48 29 c2 64 89 11 48 83 c8 ff eb ea 90 90 83 3d 85 a2 2b 00 00 75 10 b8 01 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 31 c3 48 83 ec 08 e8 0e 8a 01 00 48 89 04 24 |
| RSP: 002b:00007fff53859588 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 |
| RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007fad92c3c370 |
| RDX: 0000000000000001 RSI: 0000000001d06808 RDI: 0000000000000001 |
| RBP: 0000000001d06808 R08: 00007fad9353b700 R09: 00000000ffffffff |
| R10: 0000000000000000 R11: 0000000000000246 R12: 00007fad92ef17a0 |
| R13: 0000000000000001 R14: 0000000000000000 R15: 0000000001d052aa |
| Kernel Offset: disabled |
| Rebooting in 86400 seconds.. |