Starting Update UTMP about System Runlevel Changes... Starting Load/Save RF Kill Switch Status... [ OK ] Started Update UTMP about System Runlevel Changes. [ OK ] Started Load/Save RF Kill Switch Status. Debian GNU/Linux 9 syzkaller ttyS0 Warning: Permanently added '10.128.0.71' (ECDSA) to the list of known hosts. executing program syzkaller login: [ 55.492875][ T6865] FAULT_INJECTION: forcing a failure. [ 55.492875][ T6865] name fail_page_alloc, interval 1, probability 0, space 0, times 1 [ 55.506371][ T6865] CPU: 0 PID: 6865 Comm: syz-executor249 Not tainted 5.9.0-rc6-syzkaller #0 [ 55.515111][ T6865] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 55.525155][ T6865] Call Trace: [ 55.528440][ T6865] dump_stack+0x198/0x1fd [ 55.532753][ T6865] should_fail.cold+0x5/0x14 [ 55.537326][ T6865] __alloc_pages_nodemask+0x183/0x790 [ 55.542728][ T6865] ? __alloc_pages_slowpath.constprop.0+0x28c0/0x28c0 [ 55.549466][ T6865] ? lock_is_held_type+0xbb/0xf0 [ 55.554385][ T6865] ? fs_reclaim_release+0x90/0xd0 [ 55.559495][ T6865] cache_grow_begin+0x71/0x4a0 [ 55.564236][ T6865] cache_alloc_refill+0x27f/0x380 [ 55.569236][ T6865] ? lockdep_hardirqs_off+0x96/0xd0 [ 55.574414][ T6865] kmem_cache_alloc_trace+0x2a6/0x300 [ 55.579790][ T6865] gsmld_open+0xa0/0x8d0 [ 55.584021][ T6865] ? n_tty_close+0xc1/0x200 [ 55.588515][ T6865] ? gsm_dlci_data+0x180/0x180 [ 55.593258][ T6865] tty_ldisc_open+0x9b/0x110 [ 55.597828][ T6865] tty_set_ldisc+0x2e8/0x670 [ 55.602397][ T6865] tty_ioctl+0xadf/0x15f0 [ 55.606710][ T6865] ? tty_fasync+0x390/0x390 [ 55.611195][ T6865] ? __sanitizer_cov_trace_switch+0x45/0x70 [ 55.617076][ T6865] ? do_vfs_ioctl+0x27d/0x1090 [ 55.621816][ T6865] ? generic_block_fiemap+0x60/0x60 [ 55.626991][ T6865] ? proc_task_getattr+0x1e0/0x1e0 [ 55.632080][ T6865] ? lock_is_held_type+0xbb/0xf0 [ 55.636995][ T6865] ? __sb_end_write+0xec/0x1b0 [ 55.641735][ T6865] ? vfs_write+0x1b0/0x730 [ 55.646152][ T6865] ? bpf_lsm_file_ioctl+0x5/0x10 [ 55.651065][ T6865] ? tty_fasync+0x390/0x390 [ 55.655547][ T6865] __x64_sys_ioctl+0x193/0x200 [ 55.660292][ T6865] do_syscall_64+0x2d/0x70 [ 55.664710][ T6865] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 55.670705][ T6865] RIP: 0033:0x4413c9 [ 55.674585][ T6865] Code: e8 5c ae 02 00 48 83 c4 18 c3 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 1b 0a fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 55.694245][ T6865] RSP: 002b:00007ffee0265508 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 55.702636][ T6865] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00000000004413c9 [ 55.710587][ T6865] RDX: 0000000020000040 RSI: 0000000000005423 RDI: 0000000000000004 [ 55.718620][ T6865] RBP: 00007ffee0265520 R08: 0000000000000002 R09: 0000000000000000 [ 55.726589][ T6865] R10: 0000000000000000 R11: 0000000000000246 R12: ffffffffffffffff [ 55.734536][ T6865] R13: 0000000000000005 R14: 0000000000000000 R15: 0000000000000000 executing program [ 56.368253][ T7010] FAULT_INJECTION: forcing a failure. [ 56.368253][ T7010] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 56.381561][ T7010] CPU: 0 PID: 7010 Comm: syz-executor249 Not tainted 5.9.0-rc6-syzkaller #0 [ 56.390224][ T7010] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 56.400451][ T7010] Call Trace: [ 56.403758][ T7010] dump_stack+0x198/0x1fd [ 56.408147][ T7010] should_fail.cold+0x5/0x14 [ 56.412744][ T7010] __alloc_pages_nodemask+0x183/0x790 [ 56.418184][ T7010] ? __alloc_pages_slowpath.constprop.0+0x28c0/0x28c0 [ 56.425015][ T7010] ? lockdep_hardirqs_on+0x53/0x100 [ 56.430195][ T7010] ? _raw_spin_unlock_irqrestore+0x5c/0x90 [ 56.436005][ T7010] cache_grow_begin+0x71/0x4a0 [ 56.440772][ T7010] cache_alloc_refill+0x27f/0x380 [ 56.445773][ T7010] ? lockdep_hardirqs_off+0x96/0xd0 [ 56.450967][ T7010] kmem_cache_alloc_trace+0x2a6/0x300 [ 56.456342][ T7010] ? rwlock_bug.part.0+0x90/0x90 [ 56.461274][ T7010] gsm_dlci_alloc+0x46/0x400 [ 56.465844][ T7010] gsm_activate_mux+0x214/0x2d0 [ 56.470673][ T7010] gsmld_open+0x567/0x8d0 [ 56.474982][ T7010] ? gsm_dlci_data+0x180/0x180 [ 56.479723][ T7010] tty_ldisc_open+0x9b/0x110 [ 56.484290][ T7010] tty_set_ldisc+0x2e8/0x670 [ 56.488898][ T7010] tty_ioctl+0xadf/0x15f0 [ 56.493223][ T7010] ? tty_fasync+0x390/0x390 [ 56.497706][ T7010] ? __sanitizer_cov_trace_switch+0x45/0x70 [ 56.503577][ T7010] ? do_vfs_ioctl+0x27d/0x1090 [ 56.508321][ T7010] ? generic_block_fiemap+0x60/0x60 [ 56.513498][ T7010] ? proc_task_getattr+0x1e0/0x1e0 [ 56.518587][ T7010] ? lock_is_held_type+0xbb/0xf0 [ 56.523503][ T7010] ? __sb_end_write+0xec/0x1b0 [ 56.528242][ T7010] ? vfs_write+0x1b0/0x730 [ 56.532638][ T7010] ? bpf_lsm_file_ioctl+0x5/0x10 [ 56.537564][ T7010] ? tty_fasync+0x390/0x390 [ 56.542060][ T7010] __x64_sys_ioctl+0x193/0x200 [ 56.546811][ T7010] do_syscall_64+0x2d/0x70 [ 56.551217][ T7010] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 56.557088][ T7010] RIP: 0033:0x4413c9 [ 56.561079][ T7010] Code: e8 5c ae 02 00 48 83 c4 18 c3 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 1b 0a fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 56.580656][ T7010] RSP: 002b:00007ffee0265508 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 56.589041][ T7010] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00000000004413c9 [ 56.597006][ T7010] RDX: 0000000020000040 RSI: 0000000000005423 RDI: 0000000000000004 [ 56.604957][ T7010] RBP: 00007ffee0265520 R08: 0000000000000002 R09: 0000000000000000 [ 56.612988][ T7010] R10: 0000000000000000 R11: 0000000000000246 R12: ffffffffffffffff [ 56.621021][ T7010] R13: 0000000000000005 R14: 0000000000000000 R15: 0000000000000000 executing program [ 57.261462][ T7157] FAULT_INJECTION: forcing a failure. [ 57.261462][ T7157] name failslab, interval 1, probability 0, space 0, times 1 [ 57.280647][ T7157] CPU: 1 PID: 7157 Comm: syz-executor249 Not tainted 5.9.0-rc6-syzkaller #0 [ 57.289336][ T7157] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 57.299379][ T7157] Call Trace: [ 57.302736][ T7157] dump_stack+0x198/0x1fd [ 57.307049][ T7157] should_fail.cold+0x5/0x14 [ 57.311621][ T7157] ? __kfifo_alloc+0x174/0x290 [ 57.316371][ T7157] should_failslab+0x5/0xf [ 57.320771][ T7157] slab_pre_alloc_hook.constprop.0+0xf4/0x1f0 [ 57.326816][ T7157] __kmalloc+0x6f/0x360 [ 57.330951][ T7157] ? lockdep_init_map_waits+0x26a/0x8a0 [ 57.336478][ T7157] __kfifo_alloc+0x174/0x290 [ 57.341047][ T7157] gsm_dlci_alloc+0xab/0x400 [ 57.345617][ T7157] gsm_activate_mux+0x214/0x2d0 [ 57.350444][ T7157] gsmld_open+0x567/0x8d0 [ 57.354752][ T7157] ? gsm_dlci_data+0x180/0x180 [ 57.359493][ T7157] tty_ldisc_open+0x9b/0x110 [ 57.364070][ T7157] tty_set_ldisc+0x2e8/0x670 [ 57.368651][ T7157] tty_ioctl+0xadf/0x15f0 [ 57.372964][ T7157] ? tty_fasync+0x390/0x390 [ 57.377488][ T7157] ? __sanitizer_cov_trace_switch+0x45/0x70 [ 57.383361][ T7157] ? do_vfs_ioctl+0x27d/0x1090 [ 57.388101][ T7157] ? generic_block_fiemap+0x60/0x60 [ 57.393388][ T7157] ? proc_task_getattr+0x1e0/0x1e0 [ 57.398522][ T7157] ? lock_is_held_type+0xbb/0xf0 [ 57.403452][ T7157] ? __sb_end_write+0xec/0x1b0 [ 57.408203][ T7157] ? vfs_write+0x1b0/0x730 [ 57.412605][ T7157] ? bpf_lsm_file_ioctl+0x5/0x10 [ 57.417520][ T7157] ? tty_fasync+0x390/0x390 [ 57.422004][ T7157] __x64_sys_ioctl+0x193/0x200 [ 57.426837][ T7157] do_syscall_64+0x2d/0x70 [ 57.431234][ T7157] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 57.437131][ T7157] RIP: 0033:0x4413c9 [ 57.441005][ T7157] Code: e8 5c ae 02 00 48 83 c4 18 c3 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 1b 0a fc ff c3 66 2e 0f 1f 84 00 00 00 00 executing program [ 57.460586][ T7157] RSP: 002b:00007ffee0265508 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 57.469092][ T7157] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00000000004413c9 [ 57.477043][ T7157] RDX: 0000000020000040 RSI: 0000000000005423 RDI: 0000000000000004 [ 57.484993][ T7157] RBP: 00007ffee0265520 R08: 0000000000000002 R09: 0000000000000000 [ 57.492942][ T7157] R10: 0000000000000000 R11: 0000000000000246 R12: ffffffffffffffff [ 57.500892][ T7157] R13: 0000000000000005 R14: 0000000000000000 R15: 0000000000000000 [ 57.525376][ T7159] FAULT_INJECTION: forcing a failure. [ 57.525376][ T7159] name failslab, interval 1, probability 0, space 0, times 0 [ 57.538079][ T7159] CPU: 1 PID: 7159 Comm: syz-executor249 Not tainted 5.9.0-rc6-syzkaller #0 [ 57.546731][ T7159] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 57.556767][ T7159] Call Trace: [ 57.560040][ T7159] dump_stack+0x198/0x1fd [ 57.564375][ T7159] should_fail.cold+0x5/0x14 [ 57.568947][ T7159] ? __kfifo_alloc+0x174/0x290 [ 57.573699][ T7159] should_failslab+0x5/0xf [ 57.578101][ T7159] slab_pre_alloc_hook.constprop.0+0xf4/0x1f0 [ 57.584253][ T7159] __kmalloc+0x6f/0x360 [ 57.588387][ T7159] ? lockdep_init_map_waits+0x26a/0x8a0 [ 57.593935][ T7159] __kfifo_alloc+0x174/0x290 [ 57.598513][ T7159] gsm_dlci_alloc+0xab/0x400 [ 57.603241][ T7159] gsm_activate_mux+0x214/0x2d0 [ 57.608089][ T7159] gsmld_open+0x567/0x8d0 [ 57.612402][ T7159] ? gsm_dlci_data+0x180/0x180 [ 57.617142][ T7159] tty_ldisc_open+0x9b/0x110 [ 57.621714][ T7159] tty_set_ldisc+0x2e8/0x670 [ 57.626296][ T7159] tty_ioctl+0xadf/0x15f0 [ 57.630607][ T7159] ? tty_fasync+0x390/0x390 [ 57.635108][ T7159] ? __sanitizer_cov_trace_switch+0x45/0x70 [ 57.641006][ T7159] ? do_vfs_ioctl+0x27d/0x1090 [ 57.645749][ T7159] ? generic_block_fiemap+0x60/0x60 [ 57.650923][ T7159] ? proc_task_getattr+0x1e0/0x1e0 [ 57.656008][ T7159] ? lock_is_held_type+0xbb/0xf0 [ 57.660921][ T7159] ? __sb_end_write+0xec/0x1b0 [ 57.665680][ T7159] ? vfs_write+0x1b0/0x730 [ 57.670077][ T7159] ? bpf_lsm_file_ioctl+0x5/0x10 [ 57.674991][ T7159] ? tty_fasync+0x390/0x390 [ 57.679478][ T7159] __x64_sys_ioctl+0x193/0x200 [ 57.684221][ T7159] do_syscall_64+0x2d/0x70 [ 57.688721][ T7159] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 57.694606][ T7159] RIP: 0033:0x4413c9 [ 57.698514][ T7159] Code: e8 5c ae 02 00 48 83 c4 18 c3 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 1b 0a fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 57.718098][ T7159] RSP: 002b:00007ffee0265508 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 executing program [ 57.726485][ T7159] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00000000004413c9 [ 57.734433][ T7159] RDX: 0000000020000040 RSI: 0000000000005423 RDI: 0000000000000004 [ 57.742381][ T7159] RBP: 00007ffee0265520 R08: 0000000000000002 R09: 0000000000000000 [ 57.750417][ T7159] R10: 0000000000000000 R11: 0000000000000246 R12: ffffffffffffffff [ 57.758376][ T7159] R13: 0000000000000005 R14: 0000000000000000 R15: 0000000000000000 [ 57.777795][ T7160] FAULT_INJECTION: forcing a failure. [ 57.777795][ T7160] name failslab, interval 1, probability 0, space 0, times 0 [ 57.790642][ T7160] CPU: 1 PID: 7160 Comm: syz-executor249 Not tainted 5.9.0-rc6-syzkaller #0 [ 57.799297][ T7160] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 57.809326][ T7160] Call Trace: [ 57.812612][ T7160] dump_stack+0x198/0x1fd [ 57.816925][ T7160] should_fail.cold+0x5/0x14 [ 57.821494][ T7160] should_failslab+0x5/0xf [ 57.825889][ T7160] slab_pre_alloc_hook.constprop.0+0x3d/0x1f0 [ 57.831949][ T7160] kmem_cache_alloc_trace+0x49/0x300 [ 57.837209][ T7160] ? rwlock_bug.part.0+0x90/0x90 [ 57.842125][ T7160] gsm_dlci_alloc+0x46/0x400 [ 57.846702][ T7160] gsm_activate_mux+0x214/0x2d0 [ 57.851532][ T7160] gsmld_open+0x567/0x8d0 [ 57.855837][ T7160] ? gsm_dlci_data+0x180/0x180 [ 57.860573][ T7160] tty_ldisc_open+0x9b/0x110 [ 57.865138][ T7160] tty_set_ldisc+0x2e8/0x670 [ 57.869725][ T7160] tty_ioctl+0xadf/0x15f0 [ 57.874031][ T7160] ? tty_fasync+0x390/0x390 [ 57.878515][ T7160] ? __sanitizer_cov_trace_switch+0x45/0x70 [ 57.884387][ T7160] ? do_vfs_ioctl+0x27d/0x1090 [ 57.889131][ T7160] ? generic_block_fiemap+0x60/0x60 [ 57.894315][ T7160] ? proc_task_getattr+0x1e0/0x1e0 [ 57.899399][ T7160] ? lock_is_held_type+0xbb/0xf0 [ 57.904335][ T7160] ? __sb_end_write+0xec/0x1b0 [ 57.909082][ T7160] ? vfs_write+0x1b0/0x730 [ 57.913482][ T7160] ? bpf_lsm_file_ioctl+0x5/0x10 [ 57.918402][ T7160] ? tty_fasync+0x390/0x390 [ 57.922934][ T7160] __x64_sys_ioctl+0x193/0x200 [ 57.927793][ T7160] do_syscall_64+0x2d/0x70 [ 57.932194][ T7160] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 57.938064][ T7160] RIP: 0033:0x4413c9 [ 57.941938][ T7160] Code: e8 5c ae 02 00 48 83 c4 18 c3 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 1b 0a fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 57.961520][ T7160] RSP: 002b:00007ffee0265508 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 57.969922][ T7160] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00000000004413c9 executing program [ 57.977875][ T7160] RDX: 0000000020000040 RSI: 0000000000005423 RDI: 0000000000000004 [ 57.986000][ T7160] RBP: 00007ffee0265520 R08: 0000000000000002 R09: 0000000000000000 [ 57.993949][ T7160] R10: 0000000000000000 R11: 0000000000000246 R12: ffffffffffffffff [ 58.001895][ T7160] R13: 0000000000000005 R14: 0000000000000000 R15: 0000000000000000 [ 58.020682][ T7161] FAULT_INJECTION: forcing a failure. [ 58.020682][ T7161] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 58.033897][ T7161] CPU: 1 PID: 7161 Comm: syz-executor249 Not tainted 5.9.0-rc6-syzkaller #0 [ 58.042545][ T7161] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 58.052633][ T7161] Call Trace: [ 58.055905][ T7161] dump_stack+0x198/0x1fd [ 58.060916][ T7161] should_fail.cold+0x5/0x14 [ 58.065717][ T7161] __alloc_pages_nodemask+0x183/0x790 [ 58.071348][ T7161] ? __alloc_pages_slowpath.constprop.0+0x28c0/0x28c0 [ 58.078103][ T7161] ? lockdep_hardirqs_on+0x53/0x100 [ 58.083332][ T7161] ? _raw_spin_unlock_irqrestore+0x5c/0x90 [ 58.089239][ T7161] cache_grow_begin+0x71/0x4a0 [ 58.093983][ T7161] cache_alloc_refill+0x27f/0x380 [ 58.099002][ T7161] ? lockdep_hardirqs_off+0x96/0xd0 [ 58.104180][ T7161] kmem_cache_alloc_trace+0x2a6/0x300 [ 58.109526][ T7161] ? rwlock_bug.part.0+0x90/0x90 [ 58.114442][ T7161] gsm_dlci_alloc+0x46/0x400 [ 58.119016][ T7161] gsm_activate_mux+0x214/0x2d0 [ 58.123845][ T7161] gsmld_open+0x567/0x8d0 [ 58.128164][ T7161] ? gsm_dlci_data+0x180/0x180 [ 58.132904][ T7161] tty_ldisc_open+0x9b/0x110 [ 58.137470][ T7161] tty_set_ldisc+0x2e8/0x670 [ 58.142035][ T7161] tty_ioctl+0xadf/0x15f0 [ 58.146342][ T7161] ? tty_fasync+0x390/0x390 [ 58.150821][ T7161] ? __sanitizer_cov_trace_switch+0x45/0x70 [ 58.156802][ T7161] ? do_vfs_ioctl+0x27d/0x1090 [ 58.161542][ T7161] ? generic_block_fiemap+0x60/0x60 [ 58.166719][ T7161] ? proc_task_getattr+0x1e0/0x1e0 [ 58.171808][ T7161] ? lock_is_held_type+0xbb/0xf0 [ 58.176740][ T7161] ? __sb_end_write+0xec/0x1b0 [ 58.181479][ T7161] ? vfs_write+0x1b0/0x730 [ 58.185875][ T7161] ? bpf_lsm_file_ioctl+0x5/0x10 [ 58.190888][ T7161] ? tty_fasync+0x390/0x390 [ 58.195368][ T7161] __x64_sys_ioctl+0x193/0x200 [ 58.200109][ T7161] do_syscall_64+0x2d/0x70 [ 58.207891][ T7161] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 58.213762][ T7161] RIP: 0033:0x4413c9 [ 58.217636][ T7161] Code: e8 5c ae 02 00 48 83 c4 18 c3 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 1b 0a fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 58.237216][ T7161] RSP: 002b:00007ffee0265508 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 58.245603][ T7161] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00000000004413c9 [ 58.253564][ T7161] RDX: 0000000020000040 RSI: 0000000000005423 RDI: 0000000000000004 [ 58.261506][ T7161] RBP: 00007ffee0265520 R08: 0000000000000002 R09: 0000000000000000 [ 58.269465][ T7161] R10: 0000000000000000 R11: 0000000000000246 R12: ffffffffffffffff [ 58.277412][ T7161] R13: 0000000000000005 R14: 0000000000000000 R15: 0000000000000000 executing program [ 58.715992][ T7300] FAULT_INJECTION: forcing a failure. [ 58.715992][ T7300] name failslab, interval 1, probability 0, space 0, times 0 [ 58.756382][ T7300] CPU: 0 PID: 7300 Comm: syz-executor249 Not tainted 5.9.0-rc6-syzkaller #0 [ 58.765077][ T7300] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 58.775220][ T7300] Call Trace: [ 58.778514][ T7300] dump_stack+0x198/0x1fd [ 58.782850][ T7300] should_fail.cold+0x5/0x14 [ 58.787451][ T7300] ? __kfifo_alloc+0x174/0x290 [ 58.792213][ T7300] should_failslab+0x5/0xf [ 58.796626][ T7300] slab_pre_alloc_hook.constprop.0+0xf4/0x1f0 [ 58.802728][ T7300] __kmalloc+0x6f/0x360 [ 58.806877][ T7300] ? lockdep_init_map_waits+0x26a/0x8a0 [ 58.812480][ T7300] __kfifo_alloc+0x174/0x290 [ 58.817061][ T7300] gsm_dlci_alloc+0xab/0x400 [ 58.821626][ T7300] gsm_activate_mux+0x214/0x2d0 [ 58.826454][ T7300] gsmld_open+0x567/0x8d0 [ 58.830760][ T7300] ? gsm_dlci_data+0x180/0x180 [ 58.835500][ T7300] tty_ldisc_open+0x9b/0x110 [ 58.840064][ T7300] tty_set_ldisc+0x2e8/0x670 [ 58.844630][ T7300] tty_ioctl+0xadf/0x15f0 [ 58.848933][ T7300] ? tty_fasync+0x390/0x390 [ 58.853433][ T7300] ? __sanitizer_cov_trace_switch+0x45/0x70 [ 58.859301][ T7300] ? do_vfs_ioctl+0x27d/0x1090 [ 58.864039][ T7300] ? generic_block_fiemap+0x60/0x60 [ 58.869236][ T7300] ? proc_task_getattr+0x1e0/0x1e0 [ 58.874324][ T7300] ? lock_is_held_type+0xbb/0xf0 [ 58.879241][ T7300] ? __sb_end_write+0xec/0x1b0 [ 58.883980][ T7300] ? vfs_write+0x1b0/0x730 [ 58.888376][ T7300] ? bpf_lsm_file_ioctl+0x5/0x10 [ 58.893285][ T7300] ? tty_fasync+0x390/0x390 [ 58.897788][ T7300] __x64_sys_ioctl+0x193/0x200 [ 58.902529][ T7300] do_syscall_64+0x2d/0x70 [ 58.906947][ T7300] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 58.912822][ T7300] RIP: 0033:0x4413c9 [ 58.916692][ T7300] Code: e8 5c ae 02 00 48 83 c4 18 c3 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 1b 0a fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 58.936283][ T7300] RSP: 002b:00007ffee0265508 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 58.944694][ T7300] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00000000004413c9 executing program [ 58.952637][ T7300] RDX: 0000000020000040 RSI: 0000000000005423 RDI: 0000000000000004 [ 58.960592][ T7300] RBP: 00007ffee0265520 R08: 0000000000000002 R09: 0000000000000000 [ 58.968539][ T7300] R10: 0000000000000000 R11: 0000000000000246 R12: ffffffffffffffff [ 58.976487][ T7300] R13: 0000000000000005 R14: 0000000000000000 R15: 0000000000000000 [ 58.998212][ T7301] FAULT_INJECTION: forcing a failure. [ 58.998212][ T7301] name failslab, interval 1, probability 0, space 0, times 0 [ 59.010879][ T7301] CPU: 0 PID: 7301 Comm: syz-executor249 Not tainted 5.9.0-rc6-syzkaller #0 [ 59.019551][ T7301] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 59.029590][ T7301] Call Trace: [ 59.032881][ T7301] dump_stack+0x198/0x1fd [ 59.037286][ T7301] should_fail.cold+0x5/0x14 [ 59.041878][ T7301] ? __kfifo_alloc+0x174/0x290 [ 59.046617][ T7301] should_failslab+0x5/0xf [ 59.051012][ T7301] slab_pre_alloc_hook.constprop.0+0xf4/0x1f0 [ 59.057057][ T7301] __kmalloc+0x6f/0x360 [ 59.061193][ T7301] ? lockdep_init_map_waits+0x26a/0x8a0 [ 59.066719][ T7301] __kfifo_alloc+0x174/0x290 [ 59.071289][ T7301] gsm_dlci_alloc+0xab/0x400 [ 59.075865][ T7301] gsm_activate_mux+0x214/0x2d0 [ 59.080722][ T7301] gsmld_open+0x567/0x8d0 [ 59.085027][ T7301] ? gsm_dlci_data+0x180/0x180 [ 59.089802][ T7301] tty_ldisc_open+0x9b/0x110 [ 59.094372][ T7301] tty_set_ldisc+0x2e8/0x670 [ 59.098941][ T7301] tty_ioctl+0xadf/0x15f0 [ 59.103249][ T7301] ? tty_fasync+0x390/0x390 [ 59.107749][ T7301] ? __sanitizer_cov_trace_switch+0x45/0x70 [ 59.113621][ T7301] ? do_vfs_ioctl+0x27d/0x1090 [ 59.118364][ T7301] ? generic_block_fiemap+0x60/0x60 [ 59.123540][ T7301] ? proc_task_getattr+0x1e0/0x1e0 [ 59.128629][ T7301] ? lock_is_held_type+0xbb/0xf0 [ 59.133555][ T7301] ? __sb_end_write+0xec/0x1b0 [ 59.138292][ T7301] ? vfs_write+0x1b0/0x730 [ 59.142691][ T7301] ? bpf_lsm_file_ioctl+0x5/0x10 [ 59.147615][ T7301] ? tty_fasync+0x390/0x390 [ 59.152096][ T7301] __x64_sys_ioctl+0x193/0x200 [ 59.156850][ T7301] do_syscall_64+0x2d/0x70 [ 59.161261][ T7301] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 59.167134][ T7301] RIP: 0033:0x4413c9 [ 59.171006][ T7301] Code: e8 5c ae 02 00 48 83 c4 18 c3 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 1b 0a fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 59.190601][ T7301] RSP: 002b:00007ffee0265508 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 59.198988][ T7301] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00000000004413c9 executing program [ 59.207053][ T7301] RDX: 0000000020000040 RSI: 0000000000005423 RDI: 0000000000000004 [ 59.215001][ T7301] RBP: 00007ffee0265520 R08: 0000000000000002 R09: 0000000000000000 [ 59.222951][ T7301] R10: 0000000000000000 R11: 0000000000000246 R12: ffffffffffffffff [ 59.230909][ T7301] R13: 0000000000000005 R14: 0000000000000000 R15: 0000000000000000 [ 59.250803][ T7302] FAULT_INJECTION: forcing a failure. [ 59.250803][ T7302] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 59.263997][ T7302] CPU: 0 PID: 7302 Comm: syz-executor249 Not tainted 5.9.0-rc6-syzkaller #0 [ 59.272636][ T7302] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 59.282683][ T7302] Call Trace: [ 59.286006][ T7302] dump_stack+0x198/0x1fd [ 59.290317][ T7302] should_fail.cold+0x5/0x14 [ 59.294996][ T7302] __alloc_pages_nodemask+0x183/0x790 [ 59.300340][ T7302] ? __alloc_pages_slowpath.constprop.0+0x28c0/0x28c0 [ 59.307079][ T7302] ? lockdep_hardirqs_on+0x53/0x100 [ 59.312272][ T7302] ? _raw_spin_unlock_irqrestore+0x5c/0x90 [ 59.318055][ T7302] cache_grow_begin+0x71/0x4a0 [ 59.322797][ T7302] cache_alloc_refill+0x27f/0x380 [ 59.327894][ T7302] ? lockdep_hardirqs_off+0x96/0xd0 [ 59.333102][ T7302] kmem_cache_alloc_trace+0x2a6/0x300 [ 59.338447][ T7302] ? rwlock_bug.part.0+0x90/0x90 [ 59.343383][ T7302] gsm_dlci_alloc+0x46/0x400 [ 59.347969][ T7302] gsm_activate_mux+0x214/0x2d0 [ 59.352796][ T7302] gsmld_open+0x567/0x8d0 [ 59.357101][ T7302] ? gsm_dlci_data+0x180/0x180 [ 59.361838][ T7302] tty_ldisc_open+0x9b/0x110 [ 59.366405][ T7302] tty_set_ldisc+0x2e8/0x670 [ 59.370976][ T7302] tty_ioctl+0xadf/0x15f0 [ 59.375283][ T7302] ? tty_fasync+0x390/0x390 [ 59.379761][ T7302] ? __sanitizer_cov_trace_switch+0x45/0x70 [ 59.385629][ T7302] ? do_vfs_ioctl+0x27d/0x1090 [ 59.390366][ T7302] ? generic_block_fiemap+0x60/0x60 [ 59.395542][ T7302] ? proc_task_getattr+0x1e0/0x1e0 [ 59.400627][ T7302] ? lock_is_held_type+0xbb/0xf0 [ 59.405544][ T7302] ? __sb_end_write+0xec/0x1b0 [ 59.410329][ T7302] ? vfs_write+0x1b0/0x730 [ 59.414726][ T7302] ? bpf_lsm_file_ioctl+0x5/0x10 [ 59.419637][ T7302] ? tty_fasync+0x390/0x390 [ 59.424163][ T7302] __x64_sys_ioctl+0x193/0x200 [ 59.428904][ T7302] do_syscall_64+0x2d/0x70 [ 59.433384][ T7302] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 59.439265][ T7302] RIP: 0033:0x4413c9 [ 59.443135][ T7302] Code: e8 5c ae 02 00 48 83 c4 18 c3 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 1b 0a fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 59.462817][ T7302] RSP: 002b:00007ffee0265508 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 59.471261][ T7302] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00000000004413c9 [ 59.479209][ T7302] RDX: 0000000020000040 RSI: 0000000000005423 RDI: 0000000000000004 [ 59.487370][ T7302] RBP: 00007ffee0265520 R08: 0000000000000002 R09: 0000000000000000 [ 59.495318][ T7302] R10: 0000000000000000 R11: 0000000000000246 R12: ffffffffffffffff [ 59.503353][ T7302] R13: 0000000000000005 R14: 0000000000000000 R15: 0000000000000000 executing program [ 60.122234][ T7446] FAULT_INJECTION: forcing a failure. [ 60.122234][ T7446] name failslab, interval 1, probability 0, space 0, times 0 [ 60.139083][ T7446] CPU: 0 PID: 7446 Comm: syz-executor249 Not tainted 5.9.0-rc6-syzkaller #0 [ 60.147757][ T7446] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 60.157803][ T7446] Call Trace: [ 60.161164][ T7446] dump_stack+0x198/0x1fd [ 60.165493][ T7446] should_fail.cold+0x5/0x14 [ 60.170092][ T7446] should_failslab+0x5/0xf [ 60.174506][ T7446] slab_pre_alloc_hook.constprop.0+0x3d/0x1f0 [ 60.180631][ T7446] kmem_cache_alloc_trace+0x49/0x300 [ 60.185909][ T7446] ? rwlock_bug.part.0+0x90/0x90 [ 60.190834][ T7446] gsm_dlci_alloc+0x46/0x400 [ 60.195412][ T7446] gsm_activate_mux+0x214/0x2d0 [ 60.200238][ T7446] gsmld_open+0x567/0x8d0 [ 60.204545][ T7446] ? gsm_dlci_data+0x180/0x180 [ 60.209312][ T7446] tty_ldisc_open+0x9b/0x110 [ 60.213994][ T7446] tty_set_ldisc+0x2e8/0x670 [ 60.218570][ T7446] tty_ioctl+0xadf/0x15f0 [ 60.222875][ T7446] ? tty_fasync+0x390/0x390 [ 60.227361][ T7446] ? __sanitizer_cov_trace_switch+0x45/0x70 [ 60.233243][ T7446] ? do_vfs_ioctl+0x27d/0x1090 [ 60.237988][ T7446] ? generic_block_fiemap+0x60/0x60 [ 60.243170][ T7446] ? proc_task_getattr+0x1e0/0x1e0 [ 60.248257][ T7446] ? lock_is_held_type+0xbb/0xf0 [ 60.253185][ T7446] ? __sb_end_write+0xec/0x1b0 [ 60.257921][ T7446] ? vfs_write+0x1b0/0x730 [ 60.262421][ T7446] ? bpf_lsm_file_ioctl+0x5/0x10 [ 60.267332][ T7446] ? tty_fasync+0x390/0x390 [ 60.271814][ T7446] __x64_sys_ioctl+0x193/0x200 [ 60.276561][ T7446] do_syscall_64+0x2d/0x70 [ 60.280955][ T7446] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 60.286822][ T7446] RIP: 0033:0x4413c9 [ 60.290713][ T7446] Code: e8 5c ae 02 00 48 83 c4 18 c3 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 1b 0a fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 60.310378][ T7446] RSP: 002b:00007ffee0265508 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 executing program [ 60.318763][ T7446] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00000000004413c9 [ 60.326797][ T7446] RDX: 0000000020000040 RSI: 0000000000005423 RDI: 0000000000000004 [ 60.334742][ T7446] RBP: 00007ffee0265520 R08: 0000000000000002 R09: 0000000000000000 [ 60.342707][ T7446] R10: 0000000000000000 R11: 0000000000000246 R12: ffffffffffffffff [ 60.350670][ T7446] R13: 0000000000000005 R14: 0000000000000000 R15: 0000000000000000 [ 60.378837][ T7450] FAULT_INJECTION: forcing a failure. [ 60.378837][ T7450] name failslab, interval 1, probability 0, space 0, times 0 [ 60.391569][ T7450] CPU: 0 PID: 7450 Comm: syz-executor249 Not tainted 5.9.0-rc6-syzkaller #0 [ 60.400221][ T7450] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 60.410423][ T7450] Call Trace: [ 60.413691][ T7450] dump_stack+0x198/0x1fd [ 60.418003][ T7450] should_fail.cold+0x5/0x14 [ 60.422575][ T7450] ? __kfifo_alloc+0x174/0x290 [ 60.427315][ T7450] should_failslab+0x5/0xf [ 60.431732][ T7450] slab_pre_alloc_hook.constprop.0+0xf4/0x1f0 [ 60.437793][ T7450] __kmalloc+0x6f/0x360 [ 60.441929][ T7450] ? lockdep_init_map_waits+0x26a/0x8a0 [ 60.447455][ T7450] __kfifo_alloc+0x174/0x290 [ 60.452027][ T7450] gsm_dlci_alloc+0xab/0x400 [ 60.456594][ T7450] gsm_activate_mux+0x214/0x2d0 [ 60.461422][ T7450] gsmld_open+0x567/0x8d0 [ 60.465733][ T7450] ? gsm_dlci_data+0x180/0x180 [ 60.470485][ T7450] tty_ldisc_open+0x9b/0x110 [ 60.475052][ T7450] tty_set_ldisc+0x2e8/0x670 [ 60.479632][ T7450] tty_ioctl+0xadf/0x15f0 [ 60.483969][ T7450] ? tty_fasync+0x390/0x390 [ 60.488540][ T7450] ? __sanitizer_cov_trace_switch+0x45/0x70 [ 60.494421][ T7450] ? do_vfs_ioctl+0x27d/0x1090 [ 60.499169][ T7450] ? generic_block_fiemap+0x60/0x60 [ 60.504357][ T7450] ? proc_task_getattr+0x1e0/0x1e0 [ 60.509444][ T7450] ? lock_is_held_type+0xbb/0xf0 [ 60.514358][ T7450] ? __sb_end_write+0xec/0x1b0 [ 60.519114][ T7450] ? vfs_write+0x1b0/0x730 [ 60.523513][ T7450] ? bpf_lsm_file_ioctl+0x5/0x10 [ 60.528426][ T7450] ? tty_fasync+0x390/0x390 [ 60.532937][ T7450] __x64_sys_ioctl+0x193/0x200 [ 60.537692][ T7450] do_syscall_64+0x2d/0x70 [ 60.542083][ T7450] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 60.547968][ T7450] RIP: 0033:0x4413c9 [ 60.551840][ T7450] Code: e8 5c ae 02 00 48 83 c4 18 c3 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 1b 0a fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 60.571418][ T7450] RSP: 002b:00007ffee0265508 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 executing program [ 60.579818][ T7450] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00000000004413c9 [ 60.587783][ T7450] RDX: 0000000020000040 RSI: 0000000000005423 RDI: 0000000000000004 [ 60.595730][ T7450] RBP: 00007ffee0265520 R08: 0000000000000002 R09: 0000000000000000 [ 60.603676][ T7450] R10: 0000000000000000 R11: 0000000000000246 R12: ffffffffffffffff [ 60.611622][ T7450] R13: 0000000000000005 R14: 0000000000000000 R15: 0000000000000000 [ 60.639263][ T7451] FAULT_INJECTION: forcing a failure. [ 60.639263][ T7451] name failslab, interval 1, probability 0, space 0, times 0 [ 60.652515][ T7451] CPU: 0 PID: 7451 Comm: syz-executor249 Not tainted 5.9.0-rc6-syzkaller #0 [ 60.661167][ T7451] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 60.671196][ T7451] Call Trace: [ 60.674466][ T7451] dump_stack+0x198/0x1fd [ 60.678804][ T7451] should_fail.cold+0x5/0x14 [ 60.683387][ T7451] should_failslab+0x5/0xf [ 60.687792][ T7451] slab_pre_alloc_hook.constprop.0+0xf4/0x1f0 [ 60.693838][ T7451] kmem_cache_alloc_trace+0x49/0x300 [ 60.699105][ T7451] ? debug_object_destroy+0x210/0x210 [ 60.704453][ T7451] device_add+0x1008/0x1c40 [ 60.708942][ T7451] ? lockdep_init_map_waits+0x26a/0x8a0 [ 60.714482][ T7451] ? devlink_add_symlinks+0x450/0x450 [ 60.719827][ T7451] ? __init_waitqueue_head+0x97/0x110 [ 60.725175][ T7451] ? pm_runtime_init+0x2cf/0x3b0 [ 60.730092][ T7451] tty_register_device_attr+0x395/0x7b0 [ 60.735617][ T7451] ? put_tty_driver+0xa0/0xa0 [ 60.740279][ T7451] ? __raw_spin_lock_init+0x34/0x100 [ 60.745551][ T7451] ? tty_port_init+0x152/0x1b0 [ 60.750310][ T7451] ? gsm_dlci_alloc+0x339/0x400 [ 60.755138][ T7451] gsmld_open+0x5cc/0x8d0 [ 60.759450][ T7451] ? gsm_dlci_data+0x180/0x180 [ 60.764190][ T7451] tty_ldisc_open+0x9b/0x110 [ 60.768770][ T7451] tty_set_ldisc+0x2e8/0x670 [ 60.773443][ T7451] tty_ioctl+0xadf/0x15f0 [ 60.777750][ T7451] ? tty_fasync+0x390/0x390 [ 60.782231][ T7451] ? __sanitizer_cov_trace_switch+0x45/0x70 [ 60.788101][ T7451] ? do_vfs_ioctl+0x27d/0x1090 [ 60.792844][ T7451] ? generic_block_fiemap+0x60/0x60 [ 60.798138][ T7451] ? proc_task_getattr+0x1e0/0x1e0 [ 60.803228][ T7451] ? lock_is_held_type+0xbb/0xf0 [ 60.808170][ T7451] ? __sb_end_write+0xec/0x1b0 [ 60.812930][ T7451] ? vfs_write+0x1b0/0x730 [ 60.817366][ T7451] ? bpf_lsm_file_ioctl+0x5/0x10 [ 60.822293][ T7451] ? tty_fasync+0x390/0x390 [ 60.826776][ T7451] __x64_sys_ioctl+0x193/0x200 [ 60.831540][ T7451] do_syscall_64+0x2d/0x70 [ 60.835934][ T7451] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 60.841814][ T7451] RIP: 0033:0x4413c9 [ 60.845706][ T7451] Code: e8 5c ae 02 00 48 83 c4 18 c3 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 1b 0a fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 60.865290][ T7451] RSP: 002b:00007ffee0265508 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 60.873683][ T7451] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00000000004413c9 [ 60.881639][ T7451] RDX: 0000000020000040 RSI: 0000000000005423 RDI: 0000000000000004 [ 60.889591][ T7451] RBP: 00007ffee0265520 R08: 0000000000000002 R09: 0000000000000000 [ 60.897540][ T7451] R10: 0000000000000000 R11: 0000000000000246 R12: ffffffffffffffff [ 60.905490][ T7451] R13: 0000000000000005 R14: 0000000000000000 R15: 0000000000000000 [ 61.014183][ T7451] general protection fault, probably for non-canonical address 0xdffffc000000000c: 0000 [#1] PREEMPT SMP KASAN [ 61.025909][ T7451] KASAN: null-ptr-deref in range [0x0000000000000060-0x0000000000000067] [ 61.034442][ T7451] CPU: 0 PID: 7451 Comm: syz-executor249 Not tainted 5.9.0-rc6-syzkaller #0 [ 61.043091][ T7451] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 61.053127][ T7451] RIP: 0010:cdev_del+0x22/0x90 [ 61.057863][ T7451] Code: b5 0f 1f 80 00 00 00 00 55 48 89 fd 48 83 ec 08 e8 d3 41 b3 ff 48 8d 7d 64 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 <0f> b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 4f 48 [ 61.077601][ T7451] RSP: 0018:ffffc90007f07b10 EFLAGS: 00010207 [ 61.083686][ T7451] RAX: dffffc0000000000 RBX: ffff8880a16f3500 RCX: ffffffff841165ff [ 61.091626][ T7451] RDX: 000000000000000c RSI: ffffffff81c2fc6d RDI: 0000000000000064 [ 61.099597][ T7451] RBP: 0000000000000000 R08: 0000000000000001 R09: ffffffff8d0b7a67 [ 61.107540][ T7451] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8880a16f3508 [ 61.115482][ T7451] R13: ffff8880a17cd008 R14: ffff8880a6236420 R15: ffff8880a6236278 [ 61.123513][ T7451] FS: 0000000000000000(0000) GS:ffff8880ae400000(0000) knlGS:0000000000000000 [ 61.132411][ T7451] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 61.138966][ T7451] CR2: 00007f0288f8a710 CR3: 0000000094f1e000 CR4: 00000000001506f0 [ 61.147028][ T7451] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 61.154971][ T7451] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 61.162932][ T7451] Call Trace: [ 61.166204][ T7451] tty_unregister_device+0x112/0x1b0 [ 61.171481][ T7451] gsmld_close+0xaa/0x260 [ 61.175799][ T7451] ? gsmtty_cleanup+0x1d0/0x1d0 [ 61.180619][ T7451] tty_ldisc_close+0x110/0x190 [ 61.185378][ T7451] tty_ldisc_kill+0x94/0x150 [ 61.189958][ T7451] tty_ldisc_hangup+0x30b/0x680 [ 61.194782][ T7451] __tty_hangup.part.0+0x403/0x870 [ 61.199866][ T7451] tty_vhangup+0x1d/0x30 [ 61.204096][ T7451] pty_close+0x3f5/0x550 [ 61.208307][ T7451] ? ptmx_open+0x360/0x360 [ 61.212693][ T7451] tty_release+0x455/0xf60 [ 61.217206][ T7451] __fput+0x285/0x920 [ 61.221160][ T7451] ? tty_release_struct+0xe0/0xe0 [ 61.226271][ T7451] task_work_run+0xdd/0x190 [ 61.230745][ T7451] do_exit+0xb7d/0x29f0 [ 61.234876][ T7451] ? mm_update_next_owner+0x7a0/0x7a0 [ 61.240220][ T7451] ? lock_is_held_type+0xbb/0xf0 [ 61.245128][ T7451] do_group_exit+0x125/0x310 [ 61.249688][ T7451] __x64_sys_exit_group+0x3a/0x50 [ 61.254685][ T7451] do_syscall_64+0x2d/0x70 [ 61.259074][ T7451] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 61.265036][ T7451] RIP: 0033:0x440018 [ 61.268894][ T7451] Code: Bad RIP value. [ 61.272930][ T7451] RSP: 002b:00007ffee02654c8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 61.281308][ T7451] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 0000000000440018 [ 61.289252][ T7451] RDX: 0000000000000000 RSI: 000000000000003c RDI: 0000000000000000 [ 61.297195][ T7451] RBP: 00000000004bfd90 R08: 00000000000000e7 R09: ffffffffffffffd0 [ 61.305137][ T7451] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 61.313077][ T7451] R13: 00000000006d2180 R14: 0000000000000000 R15: 0000000000000000 [ 61.321021][ T7451] Modules linked in: [ 61.353408][ T7451] ---[ end trace 98d732d1ef99b6c5 ]--- [ 61.358989][ T7451] RIP: 0010:cdev_del+0x22/0x90 [ 61.371825][ T7451] Code: b5 0f 1f 80 00 00 00 00 55 48 89 fd 48 83 ec 08 e8 d3 41 b3 ff 48 8d 7d 64 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 <0f> b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 4f 48 [ 61.405688][ T7451] RSP: 0018:ffffc90007f07b10 EFLAGS: 00010207 [ 61.422378][ T7451] RAX: dffffc0000000000 RBX: ffff8880a16f3500 RCX: ffffffff841165ff [ 61.448386][ T7451] RDX: 000000000000000c RSI: ffffffff81c2fc6d RDI: 0000000000000064 [ 61.459221][ T7451] RBP: 0000000000000000 R08: 0000000000000001 R09: ffffffff8d0b7a67 [ 61.542983][ T7451] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8880a16f3508 [ 61.551049][ T7451] R13: ffff8880a17cd008 R14: ffff8880a6236420 R15: ffff8880a6236278 [ 61.570574][ T7451] FS: 0000000000000000(0000) GS:ffff8880ae500000(0000) knlGS:0000000000000000 [ 61.587877][ T7451] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 61.605528][ T7451] CR2: 00007ffd722a6000 CR3: 0000000094644000 CR4: 00000000001506e0 [ 61.613961][ T7451] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 61.621925][ T7451] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 61.630296][ T7451] Kernel panic - not syncing: Fatal exception [ 61.637531][ T7451] Kernel Offset: disabled [ 61.641840][ T7451] Rebooting in 86400 seconds..