[ OK ] Reached target Login Prompts. [ OK ] Reached target Multi-User System. [ OK ] Reached target Graphical Interface. Starting Update UTMP about System Runlevel Changes... [ OK ] Started Update UTMP about System Runlevel Changes. Debian GNU/Linux 9 syzkaller ttyS0 Warning: Permanently added '10.128.10.25' (ECDSA) to the list of known hosts. syzkaller login: [ 49.779383][ T6781] FAULT_INJECTION: forcing a failure. [ 49.779383][ T6781] name fail_page_alloc, interval 1, probability 0, space 0, times 1 [ 49.792986][ T6781] CPU: 1 PID: 6781 Comm: syz-executor690 Not tainted 5.7.0-syzkaller #0 [ 49.801296][ T6781] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 49.811515][ T6781] Call Trace: [ 49.814801][ T6781] dump_stack+0x1e9/0x30e [ 49.819121][ T6781] should_fail+0x433/0x5b0 [ 49.823517][ T6781] prepare_alloc_pages+0x28c/0x4a0 [ 49.828620][ T6781] __alloc_pages_nodemask+0xbc/0x5e0 [ 49.834228][ T6781] ? __lock_acquire+0x116c/0x2c30 [ 49.839228][ T6781] kmem_getpages+0x49/0x900 [ 49.843706][ T6781] cache_grow_begin+0x7b/0x2e0 [ 49.848654][ T6781] cache_alloc_refill+0x359/0x3f0 [ 49.853674][ T6781] ? trace_irq_disable_rcuidle+0x1f/0x1d0 [ 49.859382][ T6781] ? check_preemption_disabled+0xb0/0x240 [ 49.865091][ T6781] ? debug_smp_processor_id+0x5/0x20 [ 49.870367][ T6781] __kmalloc+0x30c/0x330 [ 49.874698][ T6781] ? tomoyo_realpath_from_path+0xd8/0x630 [ 49.880392][ T6781] tomoyo_realpath_from_path+0xd8/0x630 [ 49.886445][ T6781] ? memset+0x1f/0x40 [ 49.890404][ T6781] tomoyo_check_open_permission+0x1b6/0x900 [ 49.896310][ T6781] security_file_open+0x50/0xc0 [ 49.901134][ T6781] do_dentry_open+0x38f/0x1020 [ 49.906069][ T6781] path_openat+0x2790/0x38b0 [ 49.910687][ T6781] do_filp_open+0x191/0x3a0 [ 49.915199][ T6781] ? _raw_spin_unlock+0x24/0x40 [ 49.920165][ T6781] ? __alloc_fd+0x566/0x600 [ 49.924832][ T6781] do_sys_openat2+0x463/0x770 [ 49.929698][ T6781] __x64_sys_open+0x1af/0x1e0 [ 49.934359][ T6781] do_syscall_64+0xf3/0x1b0 [ 49.938905][ T6781] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 49.944785][ T6781] RIP: 0033:0x401200 [ 49.948682][ T6781] Code: 01 f0 ff ff 0f 83 c0 0b 00 00 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 3d cd 64 2d 00 00 75 14 b8 02 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 94 0b 00 00 c3 48 83 ec 08 e8 fa 00 00 00 [ 49.968299][ T6781] RSP: 002b:00007ffebb396b98 EFLAGS: 00000246 ORIG_RAX: 0000000000000002 executing program [ 49.976691][ T6781] RAX: ffffffffffffffda RBX: 00007ffebb396bc1 RCX: 0000000000401200 [ 49.985833][ T6781] RDX: 00007ffebb396bc6 RSI: 0000000000080001 RDI: 00000000004a61e8 [ 49.993811][ T6781] RBP: 00007ffebb396bc0 R08: 0000000000000000 R09: 0000000000000001 [ 50.002545][ T6781] R10: 0000000000000032 R11: 0000000000000246 R12: 00000000004a61e8 [ 50.010512][ T6781] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 50.036686][ T6782] FAULT_INJECTION: forcing a failure. [ 50.036686][ T6782] name failslab, interval 1, probability 0, space 0, times 1 [ 50.049550][ T6782] CPU: 1 PID: 6782 Comm: syz-executor690 Not tainted 5.7.0-syzkaller #0 [ 50.057876][ T6782] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 50.067913][ T6782] Call Trace: [ 50.071194][ T6782] dump_stack+0x1e9/0x30e [ 50.075504][ T6782] should_fail+0x433/0x5b0 [ 50.079924][ T6782] ? __d_alloc+0x2a/0x6d0 [ 50.084248][ T6782] should_failslab+0x5/0x20 [ 50.088727][ T6782] kmem_cache_alloc+0x53/0x2d0 [ 50.093485][ T6782] __d_alloc+0x2a/0x6d0 [ 50.097629][ T6782] ? do_raw_spin_unlock+0x134/0x8d0 [ 50.103297][ T6782] d_alloc_pseudo+0x19/0x70 [ 50.107969][ T6782] alloc_file_pseudo+0xc8/0x240 [ 50.112935][ T6782] ? __alloc_fd+0x566/0x600 [ 50.117430][ T6782] anon_inode_getfile+0xa7/0x170 [ 50.122488][ T6782] media_request_alloc+0xcd/0x440 [ 50.127546][ T6782] media_device_request_alloc+0x94/0xc0 [ 50.133074][ T6782] media_device_ioctl+0x1fb/0x330 [ 50.138083][ T6782] ? do_vfs_ioctl+0x6ea/0x1a00 [ 50.142853][ T6782] ? media_ioctl+0x101/0x120 [ 50.147419][ T6782] ? __media_device_usb_init+0x430/0x430 [ 50.153046][ T6782] ? media_poll+0x110/0x110 [ 50.157542][ T6782] __se_sys_ioctl+0xf9/0x160 [ 50.162121][ T6782] do_syscall_64+0xf3/0x1b0 [ 50.166606][ T6782] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 50.172473][ T6782] RIP: 0033:0x444eb9 executing program [ 50.176359][ T6782] 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 db ce fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 50.195941][ T6782] RSP: 002b:00007ffebb3970a8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 50.204330][ T6782] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 0000000000444eb9 [ 50.212278][ T6782] RDX: 0000000000000000 RSI: 0000000080047c05 RDI: 0000000000000004 [ 50.220249][ T6782] RBP: 00000000006d0018 R08: 0000000000000001 R09: 00000000004002e0 [ 50.228195][ T6782] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000402220 [ 50.236605][ T6782] R13: 00000000004022b0 R14: 0000000000000000 R15: 0000000000000000 [ 50.257867][ T6783] FAULT_INJECTION: forcing a failure. [ 50.257867][ T6783] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 50.271324][ T6783] CPU: 1 PID: 6783 Comm: syz-executor690 Not tainted 5.7.0-syzkaller #0 [ 50.279628][ T6783] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 50.289834][ T6783] Call Trace: [ 50.293102][ T6783] dump_stack+0x1e9/0x30e [ 50.297424][ T6783] should_fail+0x433/0x5b0 [ 50.301822][ T6783] prepare_alloc_pages+0x28c/0x4a0 [ 50.306929][ T6783] __alloc_pages_nodemask+0xbc/0x5e0 [ 50.312226][ T6783] __get_free_pages+0x8/0x30 [ 50.316808][ T6783] __tlb_remove_page_size+0x1f5/0x3e0 [ 50.322185][ T6783] zap_pte_range+0xb4f/0x1d90 [ 50.326886][ T6783] unmap_page_range+0x9a0/0xb00 [ 50.331717][ T6783] unmap_vmas+0x15d/0x2c0 [ 50.336044][ T6783] exit_mmap+0x276/0x530 [ 50.340269][ T6783] __mmput+0x113/0x350 [ 50.344335][ T6783] exit_mm+0x4cd/0x550 [ 50.348381][ T6783] ? taskstats_exit+0x474/0xba0 [ 50.353240][ T6783] do_exit+0x56e/0x1f80 [ 50.357406][ T6783] do_group_exit+0x15e/0x2c0 [ 50.362089][ T6783] ? trace_irq_disable_rcuidle+0x1f/0x1d0 [ 50.367797][ T6783] __do_sys_exit_group+0x13/0x20 [ 50.372708][ T6783] __se_sys_exit_group+0x10/0x10 [ 50.377641][ T6783] __x64_sys_exit_group+0x37/0x40 [ 50.382646][ T6783] do_syscall_64+0xf3/0x1b0 executing program [ 50.387126][ T6783] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 50.395789][ T6783] RIP: 0033:0x443b28 [ 50.399684][ T6783] Code: 00 00 be 3c 00 00 00 eb 19 66 0f 1f 84 00 00 00 00 00 48 89 d7 89 f0 0f 05 48 3d 00 f0 ff ff 77 21 f4 48 89 d7 44 89 c0 0f 05 <48> 3d 00 f0 ff ff 76 e0 f7 d8 64 41 89 01 eb d8 0f 1f 84 00 00 00 [ 50.419462][ T6783] RSP: 002b:00007ffebb397068 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 50.427870][ T6783] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 0000000000443b28 [ 50.435908][ T6783] RDX: 0000000000000000 RSI: 000000000000003c RDI: 0000000000000000 [ 50.443875][ T6783] RBP: 00000000004c3990 R08: 00000000000000e7 R09: ffffffffffffffd0 [ 50.451838][ T6783] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 50.459811][ T6783] R13: 00000000006d6180 R14: 0000000000000000 R15: 0000000000000000 [ 50.473584][ T6784] FAULT_INJECTION: forcing a failure. [ 50.473584][ T6784] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 50.487400][ T6784] CPU: 1 PID: 6784 Comm: syz-executor690 Not tainted 5.7.0-syzkaller #0 [ 50.495720][ T6784] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 50.505760][ T6784] Call Trace: [ 50.509049][ T6784] dump_stack+0x1e9/0x30e [ 50.513366][ T6784] should_fail+0x433/0x5b0 [ 50.517782][ T6784] prepare_alloc_pages+0x28c/0x4a0 [ 50.522880][ T6784] __alloc_pages_nodemask+0xbc/0x5e0 [ 50.528280][ T6784] __get_free_pages+0x8/0x30 [ 50.532858][ T6784] __tlb_remove_page_size+0x1f5/0x3e0 [ 50.538235][ T6784] zap_pte_range+0xb4f/0x1d90 [ 50.542904][ T6784] unmap_page_range+0x9a0/0xb00 [ 50.547740][ T6784] unmap_vmas+0x15d/0x2c0 [ 50.552061][ T6784] exit_mmap+0x276/0x530 [ 50.556310][ T6784] __mmput+0x113/0x350 [ 50.560357][ T6784] exit_mm+0x4cd/0x550 [ 50.564574][ T6784] ? taskstats_exit+0x474/0xba0 [ 50.569417][ T6784] do_exit+0x56e/0x1f80 [ 50.573555][ T6784] do_group_exit+0x15e/0x2c0 [ 50.578117][ T6784] ? trace_irq_disable_rcuidle+0x1f/0x1d0 [ 50.583811][ T6784] __do_sys_exit_group+0x13/0x20 [ 50.588751][ T6784] __se_sys_exit_group+0x10/0x10 [ 50.593930][ T6784] __x64_sys_exit_group+0x37/0x40 [ 50.598947][ T6784] do_syscall_64+0xf3/0x1b0 [ 50.603439][ T6784] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 50.609309][ T6784] RIP: 0033:0x443b28 [ 50.613209][ T6784] Code: 00 00 be 3c 00 00 00 eb 19 66 0f 1f 84 00 00 00 00 00 48 89 d7 89 f0 0f 05 48 3d 00 f0 ff ff 77 21 f4 48 89 d7 44 89 c0 0f 05 <48> 3d 00 f0 ff ff 76 e0 f7 d8 64 41 89 01 eb d8 0f 1f 84 00 00 00 [ 50.632789][ T6784] RSP: 002b:00007ffebb397068 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 executing program [ 50.641194][ T6784] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 0000000000443b28 [ 50.649142][ T6784] RDX: 0000000000000000 RSI: 000000000000003c RDI: 0000000000000000 [ 50.657095][ T6784] RBP: 00000000004c3990 R08: 00000000000000e7 R09: ffffffffffffffd0 [ 50.665041][ T6784] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 50.673957][ T6784] R13: 00000000006d6180 R14: 0000000000000000 R15: 0000000000000000 [ 50.687725][ T6785] FAULT_INJECTION: forcing a failure. [ 50.687725][ T6785] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 50.701313][ T6785] CPU: 0 PID: 6785 Comm: syz-executor690 Not tainted 5.7.0-syzkaller #0 [ 50.709743][ T6785] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 50.720403][ T6785] Call Trace: [ 50.723691][ T6785] dump_stack+0x1e9/0x30e [ 50.728000][ T6785] should_fail+0x433/0x5b0 [ 50.732396][ T6785] prepare_alloc_pages+0x28c/0x4a0 [ 50.737579][ T6785] __alloc_pages_nodemask+0xbc/0x5e0 [ 50.743558][ T6785] __get_free_pages+0x8/0x30 [ 50.748121][ T6785] __tlb_remove_page_size+0x1f5/0x3e0 [ 50.753468][ T6785] zap_pte_range+0xb4f/0x1d90 [ 50.758132][ T6785] unmap_page_range+0x9a0/0xb00 [ 50.762967][ T6785] unmap_vmas+0x15d/0x2c0 [ 50.767287][ T6785] exit_mmap+0x276/0x530 [ 50.771517][ T6785] __mmput+0x113/0x350 [ 50.775561][ T6785] exit_mm+0x4cd/0x550 [ 50.779603][ T6785] ? taskstats_exit+0x474/0xba0 [ 50.784515][ T6785] do_exit+0x56e/0x1f80 [ 50.788652][ T6785] do_group_exit+0x15e/0x2c0 [ 50.793220][ T6785] ? trace_irq_disable_rcuidle+0x1f/0x1d0 [ 50.798926][ T6785] __do_sys_exit_group+0x13/0x20 [ 50.803834][ T6785] __se_sys_exit_group+0x10/0x10 [ 50.808761][ T6785] __x64_sys_exit_group+0x37/0x40 [ 50.813787][ T6785] do_syscall_64+0xf3/0x1b0 [ 50.818353][ T6785] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 50.824326][ T6785] RIP: 0033:0x443b28 executing program [ 50.828313][ T6785] Code: 00 00 be 3c 00 00 00 eb 19 66 0f 1f 84 00 00 00 00 00 48 89 d7 89 f0 0f 05 48 3d 00 f0 ff ff 77 21 f4 48 89 d7 44 89 c0 0f 05 <48> 3d 00 f0 ff ff 76 e0 f7 d8 64 41 89 01 eb d8 0f 1f 84 00 00 00 [ 50.848483][ T6785] RSP: 002b:00007ffebb397068 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 50.856880][ T6785] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 0000000000443b28 [ 50.864864][ T6785] RDX: 0000000000000000 RSI: 000000000000003c RDI: 0000000000000000 [ 50.873798][ T6785] RBP: 00000000004c3990 R08: 00000000000000e7 R09: ffffffffffffffd0 [ 50.881755][ T6785] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 50.889878][ T6785] R13: 00000000006d6180 R14: 0000000000000000 R15: 0000000000000000 [ 50.903541][ T6786] FAULT_INJECTION: forcing a failure. [ 50.903541][ T6786] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 50.917203][ T6786] CPU: 0 PID: 6786 Comm: syz-executor690 Not tainted 5.7.0-syzkaller #0 [ 50.925520][ T6786] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 50.935549][ T6786] Call Trace: [ 50.938820][ T6786] dump_stack+0x1e9/0x30e [ 50.943215][ T6786] should_fail+0x433/0x5b0 [ 50.947622][ T6786] prepare_alloc_pages+0x28c/0x4a0 [ 50.952830][ T6786] __alloc_pages_nodemask+0xbc/0x5e0 [ 50.958098][ T6786] __get_free_pages+0x8/0x30 [ 50.962668][ T6786] __tlb_remove_page_size+0x1f5/0x3e0 [ 50.968016][ T6786] zap_pte_range+0xb4f/0x1d90 [ 50.972929][ T6786] unmap_page_range+0x9a0/0xb00 [ 50.977865][ T6786] unmap_vmas+0x15d/0x2c0 [ 50.982192][ T6786] exit_mmap+0x276/0x530 [ 50.986449][ T6786] __mmput+0x113/0x350 [ 50.990509][ T6786] exit_mm+0x4cd/0x550 [ 50.994574][ T6786] ? taskstats_exit+0x474/0xba0 [ 50.999406][ T6786] do_exit+0x56e/0x1f80 [ 51.003574][ T6786] do_group_exit+0x15e/0x2c0 [ 51.008407][ T6786] ? trace_irq_disable_rcuidle+0x1f/0x1d0 [ 51.014131][ T6786] __do_sys_exit_group+0x13/0x20 [ 51.019234][ T6786] __se_sys_exit_group+0x10/0x10 [ 51.024293][ T6786] __x64_sys_exit_group+0x37/0x40 [ 51.029292][ T6786] do_syscall_64+0xf3/0x1b0 [ 51.033819][ T6786] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 51.039685][ T6786] RIP: 0033:0x443b28 executing program [ 51.043552][ T6786] Code: 00 00 be 3c 00 00 00 eb 19 66 0f 1f 84 00 00 00 00 00 48 89 d7 89 f0 0f 05 48 3d 00 f0 ff ff 77 21 f4 48 89 d7 44 89 c0 0f 05 <48> 3d 00 f0 ff ff 76 e0 f7 d8 64 41 89 01 eb d8 0f 1f 84 00 00 00 [ 51.063754][ T6786] RSP: 002b:00007ffebb397068 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 51.072160][ T6786] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 0000000000443b28 [ 51.080111][ T6786] RDX: 0000000000000000 RSI: 000000000000003c RDI: 0000000000000000 [ 51.088166][ T6786] RBP: 00000000004c3990 R08: 00000000000000e7 R09: ffffffffffffffd0 [ 51.096113][ T6786] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 51.104059][ T6786] R13: 00000000006d6180 R14: 0000000000000000 R15: 0000000000000000 [ 51.120249][ T6787] FAULT_INJECTION: forcing a failure. [ 51.120249][ T6787] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 51.134363][ T6787] CPU: 0 PID: 6787 Comm: syz-executor690 Not tainted 5.7.0-syzkaller #0 [ 51.142666][ T6787] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 51.152713][ T6787] Call Trace: [ 51.155987][ T6787] dump_stack+0x1e9/0x30e [ 51.160378][ T6787] should_fail+0x433/0x5b0 [ 51.164776][ T6787] prepare_alloc_pages+0x28c/0x4a0 [ 51.170076][ T6787] __alloc_pages_nodemask+0xbc/0x5e0 [ 51.175354][ T6787] __get_free_pages+0x8/0x30 [ 51.179927][ T6787] __tlb_remove_page_size+0x1f5/0x3e0 [ 51.185282][ T6787] zap_pte_range+0xb4f/0x1d90 [ 51.189954][ T6787] unmap_page_range+0x9a0/0xb00 [ 51.194798][ T6787] unmap_vmas+0x15d/0x2c0 [ 51.199133][ T6787] exit_mmap+0x276/0x530 [ 51.203361][ T6787] __mmput+0x113/0x350 [ 51.211087][ T6787] exit_mm+0x4cd/0x550 [ 51.215146][ T6787] ? taskstats_exit+0x474/0xba0 [ 51.219974][ T6787] do_exit+0x56e/0x1f80 [ 51.224113][ T6787] do_group_exit+0x15e/0x2c0 [ 51.228675][ T6787] ? trace_irq_disable_rcuidle+0x1f/0x1d0 [ 51.234406][ T6787] __do_sys_exit_group+0x13/0x20 [ 51.239319][ T6787] __se_sys_exit_group+0x10/0x10 [ 51.244238][ T6787] __x64_sys_exit_group+0x37/0x40 [ 51.249358][ T6787] do_syscall_64+0xf3/0x1b0 [ 51.253861][ T6787] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 51.259734][ T6787] RIP: 0033:0x443b28 [ 51.263610][ T6787] Code: 00 00 be 3c 00 00 00 eb 19 66 0f 1f 84 00 00 00 00 00 48 89 d7 89 f0 0f 05 48 3d 00 f0 ff ff 77 21 f4 48 89 d7 44 89 c0 0f 05 <48> 3d 00 f0 ff ff 76 e0 f7 d8 64 41 89 01 eb d8 0f 1f 84 00 00 00 [ 51.283205][ T6787] RSP: 002b:00007ffebb397068 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 executing program [ 51.291587][ T6787] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 0000000000443b28 [ 51.299534][ T6787] RDX: 0000000000000000 RSI: 000000000000003c RDI: 0000000000000000 [ 51.307501][ T6787] RBP: 00000000004c3990 R08: 00000000000000e7 R09: ffffffffffffffd0 [ 51.315443][ T6787] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 51.323569][ T6787] R13: 00000000006d6180 R14: 0000000000000000 R15: 0000000000000000 [ 51.339027][ T6788] FAULT_INJECTION: forcing a failure. [ 51.339027][ T6788] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 51.356229][ T6788] CPU: 0 PID: 6788 Comm: syz-executor690 Not tainted 5.7.0-syzkaller #0 [ 51.364729][ T6788] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 51.376784][ T6788] Call Trace: [ 51.381567][ T6788] dump_stack+0x1e9/0x30e [ 51.385887][ T6788] should_fail+0x433/0x5b0 [ 51.390460][ T6788] prepare_alloc_pages+0x28c/0x4a0 [ 51.395580][ T6788] __alloc_pages_nodemask+0xbc/0x5e0 [ 51.400940][ T6788] __get_free_pages+0x8/0x30 [ 51.405983][ T6788] __tlb_remove_page_size+0x1f5/0x3e0 [ 51.411437][ T6788] zap_pte_range+0xb4f/0x1d90 [ 51.416312][ T6788] unmap_page_range+0x9a0/0xb00 [ 51.421175][ T6788] unmap_vmas+0x15d/0x2c0 [ 51.425491][ T6788] exit_mmap+0x276/0x530 [ 51.429719][ T6788] __mmput+0x113/0x350 [ 51.433764][ T6788] exit_mm+0x4cd/0x550 [ 51.437907][ T6788] ? taskstats_exit+0x474/0xba0 [ 51.442739][ T6788] do_exit+0x56e/0x1f80 [ 51.446877][ T6788] do_group_exit+0x15e/0x2c0 [ 51.451452][ T6788] ? trace_irq_disable_rcuidle+0x1f/0x1d0 [ 51.458722][ T6788] __do_sys_exit_group+0x13/0x20 [ 51.463633][ T6788] __se_sys_exit_group+0x10/0x10 [ 51.468549][ T6788] __x64_sys_exit_group+0x37/0x40 [ 51.473810][ T6788] do_syscall_64+0xf3/0x1b0 [ 51.478296][ T6788] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 51.484177][ T6788] RIP: 0033:0x443b28 executing program [ 51.488044][ T6788] Code: 00 00 be 3c 00 00 00 eb 19 66 0f 1f 84 00 00 00 00 00 48 89 d7 89 f0 0f 05 48 3d 00 f0 ff ff 77 21 f4 48 89 d7 44 89 c0 0f 05 <48> 3d 00 f0 ff ff 76 e0 f7 d8 64 41 89 01 eb d8 0f 1f 84 00 00 00 [ 51.507641][ T6788] RSP: 002b:00007ffebb397068 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 51.516651][ T6788] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 0000000000443b28 [ 51.524687][ T6788] RDX: 0000000000000000 RSI: 000000000000003c RDI: 0000000000000000 [ 51.532825][ T6788] RBP: 00000000004c3990 R08: 00000000000000e7 R09: ffffffffffffffd0 [ 51.540979][ T6788] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 51.548946][ T6788] R13: 00000000006d6180 R14: 0000000000000000 R15: 0000000000000000 [ 51.564100][ T6789] FAULT_INJECTION: forcing a failure. [ 51.564100][ T6789] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 51.577724][ T6789] CPU: 0 PID: 6789 Comm: syz-executor690 Not tainted 5.7.0-syzkaller #0 [ 51.586049][ T6789] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 51.596188][ T6789] Call Trace: [ 51.599482][ T6789] dump_stack+0x1e9/0x30e [ 51.603797][ T6789] should_fail+0x433/0x5b0 [ 51.608334][ T6789] prepare_alloc_pages+0x28c/0x4a0 [ 51.613888][ T6789] __alloc_pages_nodemask+0xbc/0x5e0 [ 51.619156][ T6789] __get_free_pages+0x8/0x30 [ 51.623734][ T6789] __tlb_remove_page_size+0x1f5/0x3e0 [ 51.629088][ T6789] zap_pte_range+0xb4f/0x1d90 [ 51.634452][ T6789] unmap_page_range+0x9a0/0xb00 [ 51.639301][ T6789] unmap_vmas+0x15d/0x2c0 [ 51.643704][ T6789] exit_mmap+0x276/0x530 [ 51.647948][ T6789] __mmput+0x113/0x350 [ 51.652013][ T6789] exit_mm+0x4cd/0x550 [ 51.656061][ T6789] ? taskstats_exit+0x474/0xba0 [ 51.660900][ T6789] do_exit+0x56e/0x1f80 [ 51.665045][ T6789] do_group_exit+0x15e/0x2c0 [ 51.669707][ T6789] ? trace_irq_disable_rcuidle+0x1f/0x1d0 [ 51.675459][ T6789] __do_sys_exit_group+0x13/0x20 [ 51.680383][ T6789] __se_sys_exit_group+0x10/0x10 [ 51.685556][ T6789] __x64_sys_exit_group+0x37/0x40 [ 51.690565][ T6789] do_syscall_64+0xf3/0x1b0 executing program [ 51.695047][ T6789] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 51.700915][ T6789] RIP: 0033:0x443b28 [ 51.704805][ T6789] Code: 00 00 be 3c 00 00 00 eb 19 66 0f 1f 84 00 00 00 00 00 48 89 d7 89 f0 0f 05 48 3d 00 f0 ff ff 77 21 f4 48 89 d7 44 89 c0 0f 05 <48> 3d 00 f0 ff ff 76 e0 f7 d8 64 41 89 01 eb d8 0f 1f 84 00 00 00 [ 51.724561][ T6789] RSP: 002b:00007ffebb397068 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 51.732976][ T6789] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 0000000000443b28 [ 51.741108][ T6789] RDX: 0000000000000000 RSI: 000000000000003c RDI: 0000000000000000 [ 51.749056][ T6789] RBP: 00000000004c3990 R08: 00000000000000e7 R09: ffffffffffffffd0 [ 51.757005][ T6789] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 51.764954][ T6789] R13: 00000000006d6180 R14: 0000000000000000 R15: 0000000000000000 [ 51.780076][ T6790] FAULT_INJECTION: forcing a failure. [ 51.780076][ T6790] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 51.793997][ T6790] CPU: 0 PID: 6790 Comm: syz-executor690 Not tainted 5.7.0-syzkaller #0 [ 51.802299][ T6790] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 51.812333][ T6790] Call Trace: [ 51.815610][ T6790] dump_stack+0x1e9/0x30e [ 51.820042][ T6790] should_fail+0x433/0x5b0 [ 51.824477][ T6790] prepare_alloc_pages+0x28c/0x4a0 [ 51.829649][ T6790] __alloc_pages_nodemask+0xbc/0x5e0 [ 51.834965][ T6790] __get_free_pages+0x8/0x30 [ 51.839539][ T6790] __tlb_remove_page_size+0x1f5/0x3e0 [ 51.844897][ T6790] zap_pte_range+0xb4f/0x1d90 [ 51.849635][ T6790] unmap_page_range+0x9a0/0xb00 [ 51.854524][ T6790] unmap_vmas+0x15d/0x2c0 [ 51.858852][ T6790] exit_mmap+0x276/0x530 [ 51.863094][ T6790] __mmput+0x113/0x350 [ 51.867206][ T6790] exit_mm+0x4cd/0x550 [ 51.871270][ T6790] ? taskstats_exit+0x474/0xba0 [ 51.876126][ T6790] do_exit+0x56e/0x1f80 [ 51.880270][ T6790] do_group_exit+0x15e/0x2c0 [ 51.885450][ T6790] ? trace_irq_disable_rcuidle+0x1f/0x1d0 [ 51.891155][ T6790] __do_sys_exit_group+0x13/0x20 [ 51.896188][ T6790] __se_sys_exit_group+0x10/0x10 [ 51.901128][ T6790] __x64_sys_exit_group+0x37/0x40 [ 51.906232][ T6790] do_syscall_64+0xf3/0x1b0 [ 51.910717][ T6790] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 51.916625][ T6790] RIP: 0033:0x443b28 [ 51.920540][ T6790] Code: 00 00 be 3c 00 00 00 eb 19 66 0f 1f 84 00 00 00 00 00 48 89 d7 89 f0 0f 05 48 3d 00 f0 ff ff 77 21 f4 48 89 d7 44 89 c0 0f 05 <48> 3d 00 f0 ff ff 76 e0 f7 d8 64 41 89 01 eb d8 0f 1f 84 00 00 00 executing program [ 51.940242][ T6790] RSP: 002b:00007ffebb397068 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 51.948649][ T6790] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 0000000000443b28 [ 51.956620][ T6790] RDX: 0000000000000000 RSI: 000000000000003c RDI: 0000000000000000 [ 51.964591][ T6790] RBP: 00000000004c3990 R08: 00000000000000e7 R09: ffffffffffffffd0 [ 51.972543][ T6790] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 51.980768][ T6790] R13: 00000000006d6180 R14: 0000000000000000 R15: 0000000000000000 [ 51.996085][ T6791] FAULT_INJECTION: forcing a failure. [ 51.996085][ T6791] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 52.009742][ T6791] CPU: 0 PID: 6791 Comm: syz-executor690 Not tainted 5.7.0-syzkaller #0 [ 52.018179][ T6791] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 52.028238][ T6791] Call Trace: [ 52.031511][ T6791] dump_stack+0x1e9/0x30e [ 52.035820][ T6791] should_fail+0x433/0x5b0 [ 52.040236][ T6791] prepare_alloc_pages+0x28c/0x4a0 [ 52.045516][ T6791] __alloc_pages_nodemask+0xbc/0x5e0 [ 52.050800][ T6791] __get_free_pages+0x8/0x30 [ 52.055378][ T6791] __tlb_remove_page_size+0x1f5/0x3e0 [ 52.060767][ T6791] zap_pte_range+0xb4f/0x1d90 [ 52.065574][ T6791] unmap_page_range+0x9a0/0xb00 [ 52.070422][ T6791] unmap_vmas+0x15d/0x2c0 [ 52.074848][ T6791] exit_mmap+0x276/0x530 [ 52.079089][ T6791] __mmput+0x113/0x350 [ 52.083140][ T6791] exit_mm+0x4cd/0x550 [ 52.087188][ T6791] ? taskstats_exit+0x474/0xba0 [ 52.092020][ T6791] do_exit+0x56e/0x1f80 [ 52.096187][ T6791] do_group_exit+0x15e/0x2c0 [ 52.100767][ T6791] ? trace_irq_disable_rcuidle+0x1f/0x1d0 [ 52.106474][ T6791] __do_sys_exit_group+0x13/0x20 [ 52.111451][ T6791] __se_sys_exit_group+0x10/0x10 [ 52.116488][ T6791] __x64_sys_exit_group+0x37/0x40 [ 52.121606][ T6791] do_syscall_64+0xf3/0x1b0 [ 52.126156][ T6791] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 52.132088][ T6791] RIP: 0033:0x443b28 executing program [ 52.136075][ T6791] Code: 00 00 be 3c 00 00 00 eb 19 66 0f 1f 84 00 00 00 00 00 48 89 d7 89 f0 0f 05 48 3d 00 f0 ff ff 77 21 f4 48 89 d7 44 89 c0 0f 05 <48> 3d 00 f0 ff ff 76 e0 f7 d8 64 41 89 01 eb d8 0f 1f 84 00 00 00 [ 52.155747][ T6791] RSP: 002b:00007ffebb397068 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 52.164325][ T6791] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 0000000000443b28 [ 52.172293][ T6791] RDX: 0000000000000000 RSI: 000000000000003c RDI: 0000000000000000 [ 52.180243][ T6791] RBP: 00000000004c3990 R08: 00000000000000e7 R09: ffffffffffffffd0 [ 52.188204][ T6791] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 52.196157][ T6791] R13: 00000000006d6180 R14: 0000000000000000 R15: 0000000000000000 [ 52.212700][ T6792] FAULT_INJECTION: forcing a failure. [ 52.212700][ T6792] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 52.226072][ T6792] CPU: 0 PID: 6792 Comm: syz-executor690 Not tainted 5.7.0-syzkaller #0 [ 52.234759][ T6792] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 52.244810][ T6792] Call Trace: [ 52.248226][ T6792] dump_stack+0x1e9/0x30e [ 52.252549][ T6792] should_fail+0x433/0x5b0 [ 52.256964][ T6792] prepare_alloc_pages+0x28c/0x4a0 [ 52.262194][ T6792] __alloc_pages_nodemask+0xbc/0x5e0 [ 52.267476][ T6792] __get_free_pages+0x8/0x30 [ 52.272048][ T6792] __tlb_remove_page_size+0x1f5/0x3e0 [ 52.277400][ T6792] zap_pte_range+0xb4f/0x1d90 [ 52.282127][ T6792] unmap_page_range+0x9a0/0xb00 [ 52.286962][ T6792] unmap_vmas+0x15d/0x2c0 [ 52.291292][ T6792] exit_mmap+0x276/0x530 [ 52.295522][ T6792] __mmput+0x113/0x350 [ 52.299568][ T6792] exit_mm+0x4cd/0x550 [ 52.303616][ T6792] ? taskstats_exit+0x474/0xba0 [ 52.308462][ T6792] do_exit+0x56e/0x1f80 [ 52.312835][ T6792] do_group_exit+0x15e/0x2c0 [ 52.317417][ T6792] ? trace_irq_disable_rcuidle+0x1f/0x1d0 [ 52.323162][ T6792] __do_sys_exit_group+0x13/0x20 [ 52.328090][ T6792] __se_sys_exit_group+0x10/0x10 [ 52.333053][ T6792] __x64_sys_exit_group+0x37/0x40 [ 52.338425][ T6792] do_syscall_64+0xf3/0x1b0 [ 52.342921][ T6792] entry_SYSCALL_64_after_hwframe+0x49/0xb3 executing program [ 52.348801][ T6792] RIP: 0033:0x443b28 [ 52.352698][ T6792] Code: 00 00 be 3c 00 00 00 eb 19 66 0f 1f 84 00 00 00 00 00 48 89 d7 89 f0 0f 05 48 3d 00 f0 ff ff 77 21 f4 48 89 d7 44 89 c0 0f 05 <48> 3d 00 f0 ff ff 76 e0 f7 d8 64 41 89 01 eb d8 0f 1f 84 00 00 00 [ 52.372388][ T6792] RSP: 002b:00007ffebb397068 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 52.380804][ T6792] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 0000000000443b28 [ 52.388755][ T6792] RDX: 0000000000000000 RSI: 000000000000003c RDI: 0000000000000000 [ 52.396952][ T6792] RBP: 00000000004c3990 R08: 00000000000000e7 R09: ffffffffffffffd0 [ 52.404957][ T6792] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 52.412918][ T6792] R13: 00000000006d6180 R14: 0000000000000000 R15: 0000000000000000 [ 52.428813][ T6793] FAULT_INJECTION: forcing a failure. [ 52.428813][ T6793] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 52.442224][ T6793] CPU: 0 PID: 6793 Comm: syz-executor690 Not tainted 5.7.0-syzkaller #0 [ 52.450526][ T6793] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 52.460996][ T6793] Call Trace: [ 52.464266][ T6793] dump_stack+0x1e9/0x30e [ 52.468583][ T6793] should_fail+0x433/0x5b0 [ 52.472991][ T6793] prepare_alloc_pages+0x28c/0x4a0 [ 52.478098][ T6793] __alloc_pages_nodemask+0xbc/0x5e0 [ 52.483366][ T6793] __get_free_pages+0x8/0x30 [ 52.487933][ T6793] __tlb_remove_page_size+0x1f5/0x3e0 [ 52.493302][ T6793] zap_pte_range+0xb4f/0x1d90 [ 52.497969][ T6793] unmap_page_range+0x9a0/0xb00 [ 52.502824][ T6793] unmap_vmas+0x15d/0x2c0 [ 52.507133][ T6793] exit_mmap+0x276/0x530 [ 52.511357][ T6793] __mmput+0x113/0x350 [ 52.515404][ T6793] exit_mm+0x4cd/0x550 [ 52.519472][ T6793] ? taskstats_exit+0x474/0xba0 [ 52.524318][ T6793] do_exit+0x56e/0x1f80 [ 52.528474][ T6793] do_group_exit+0x15e/0x2c0 [ 52.533039][ T6793] ? trace_irq_disable_rcuidle+0x1f/0x1d0 [ 52.538733][ T6793] __do_sys_exit_group+0x13/0x20 [ 52.543662][ T6793] __se_sys_exit_group+0x10/0x10 [ 52.548592][ T6793] __x64_sys_exit_group+0x37/0x40 [ 52.553593][ T6793] do_syscall_64+0xf3/0x1b0 [ 52.558074][ T6793] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 52.563958][ T6793] RIP: 0033:0x443b28 [ 52.567844][ T6793] Code: 00 00 be 3c 00 00 00 eb 19 66 0f 1f 84 00 00 00 00 00 48 89 d7 89 f0 0f 05 48 3d 00 f0 ff ff 77 21 f4 48 89 d7 44 89 c0 0f 05 <48> 3d 00 f0 ff ff 76 e0 f7 d8 64 41 89 01 eb d8 0f 1f 84 00 00 00 [ 52.587777][ T6793] RSP: 002b:00007ffebb397068 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 executing program [ 52.596365][ T6793] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 0000000000443b28 [ 52.604332][ T6793] RDX: 0000000000000000 RSI: 000000000000003c RDI: 0000000000000000 [ 52.612286][ T6793] RBP: 00000000004c3990 R08: 00000000000000e7 R09: ffffffffffffffd0 [ 52.620236][ T6793] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 52.628645][ T6793] R13: 00000000006d6180 R14: 0000000000000000 R15: 0000000000000000 [ 52.643910][ T6794] FAULT_INJECTION: forcing a failure. [ 52.643910][ T6794] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 52.657372][ T6794] CPU: 0 PID: 6794 Comm: syz-executor690 Not tainted 5.7.0-syzkaller #0 [ 52.665672][ T6794] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 52.675716][ T6794] Call Trace: [ 52.678996][ T6794] dump_stack+0x1e9/0x30e [ 52.683310][ T6794] should_fail+0x433/0x5b0 [ 52.687704][ T6794] prepare_alloc_pages+0x28c/0x4a0 [ 52.692791][ T6794] __alloc_pages_nodemask+0xbc/0x5e0 [ 52.698054][ T6794] __get_free_pages+0x8/0x30 [ 52.702637][ T6794] __tlb_remove_page_size+0x1f5/0x3e0 [ 52.707983][ T6794] zap_pte_range+0xb4f/0x1d90 [ 52.712646][ T6794] unmap_page_range+0x9a0/0xb00 [ 52.717489][ T6794] unmap_vmas+0x15d/0x2c0 [ 52.721799][ T6794] exit_mmap+0x276/0x530 [ 52.726031][ T6794] __mmput+0x113/0x350 [ 52.730075][ T6794] exit_mm+0x4cd/0x550 [ 52.734131][ T6794] ? taskstats_exit+0x474/0xba0 [ 52.739228][ T6794] do_exit+0x56e/0x1f80 [ 52.743367][ T6794] do_group_exit+0x15e/0x2c0 [ 52.747928][ T6794] ? trace_irq_disable_rcuidle+0x1f/0x1d0 [ 52.753633][ T6794] __do_sys_exit_group+0x13/0x20 [ 52.758541][ T6794] __se_sys_exit_group+0x10/0x10 [ 52.763461][ T6794] __x64_sys_exit_group+0x37/0x40 [ 52.768459][ T6794] do_syscall_64+0xf3/0x1b0 [ 52.772938][ T6794] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 52.778974][ T6794] RIP: 0033:0x443b28 executing program [ 52.782850][ T6794] Code: 00 00 be 3c 00 00 00 eb 19 66 0f 1f 84 00 00 00 00 00 48 89 d7 89 f0 0f 05 48 3d 00 f0 ff ff 77 21 f4 48 89 d7 44 89 c0 0f 05 <48> 3d 00 f0 ff ff 76 e0 f7 d8 64 41 89 01 eb d8 0f 1f 84 00 00 00 [ 52.803217][ T6794] RSP: 002b:00007ffebb397068 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 52.811602][ T6794] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 0000000000443b28 [ 52.819562][ T6794] RDX: 0000000000000000 RSI: 000000000000003c RDI: 0000000000000000 [ 52.827524][ T6794] RBP: 00000000004c3990 R08: 00000000000000e7 R09: ffffffffffffffd0 [ 52.835476][ T6794] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 52.843435][ T6794] R13: 00000000006d6180 R14: 0000000000000000 R15: 0000000000000000 [ 52.858451][ T6795] FAULT_INJECTION: forcing a failure. [ 52.858451][ T6795] name failslab, interval 1, probability 0, space 0, times 0 [ 52.871303][ T6795] CPU: 0 PID: 6795 Comm: syz-executor690 Not tainted 5.7.0-syzkaller #0 [ 52.879610][ T6795] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 52.889832][ T6795] Call Trace: [ 52.893108][ T6795] dump_stack+0x1e9/0x30e [ 52.897445][ T6795] should_fail+0x433/0x5b0 [ 52.901898][ T6795] ? media_request_alloc+0x339/0x440 [ 52.907346][ T6795] should_failslab+0x5/0x20 [ 52.911839][ T6795] kmem_cache_alloc_trace+0x57/0x300 [ 52.917100][ T6795] ? anon_inode_getfile+0xe5/0x170 [ 52.922201][ T6795] media_request_alloc+0x339/0x440 [ 52.927289][ T6795] media_device_request_alloc+0x94/0xc0 [ 52.932809][ T6795] media_device_ioctl+0x1fb/0x330 [ 52.937812][ T6795] ? do_vfs_ioctl+0x6ea/0x1a00 [ 52.942555][ T6795] ? media_ioctl+0x101/0x120 [ 52.947116][ T6795] ? __media_device_usb_init+0x430/0x430 [ 52.952746][ T6795] ? media_poll+0x110/0x110 [ 52.957246][ T6795] __se_sys_ioctl+0xf9/0x160 [ 52.961816][ T6795] do_syscall_64+0xf3/0x1b0 [ 52.966311][ T6795] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 52.972180][ T6795] RIP: 0033:0x444eb9 [ 52.976049][ T6795] 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 db ce fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 52.995714][ T6795] RSP: 002b:00007ffebb3970a8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 53.004232][ T6795] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 0000000000444eb9 [ 53.012267][ T6795] RDX: 0000000000000000 RSI: 0000000080047c05 RDI: 0000000000000004 [ 53.020229][ T6795] RBP: 000000000000cdaa R08: 0000000000000001 R09: 00000000004002e0 [ 53.028179][ T6795] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000402220 [ 53.036145][ T6795] R13: 00000000004022b0 R14: 0000000000000000 R15: 0000000000000000 [ 53.045867][ T6795] ================================================================== [ 53.054361][ T6795] BUG: KASAN: null-ptr-deref in media_request_close+0x4d/0x170 [ 53.061910][ T6795] Write of size 4 at addr 0000000000000008 by task syz-executor690/6795 [ 53.070202][ T6795] [ 53.072508][ T6795] CPU: 0 PID: 6795 Comm: syz-executor690 Not tainted 5.7.0-syzkaller #0 [ 53.080799][ T6795] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 53.091287][ T6795] Call Trace: [ 53.094597][ T6795] dump_stack+0x1e9/0x30e [ 53.098994][ T6795] kasan_report+0x151/0x1d0 [ 53.103503][ T6795] ? media_request_close+0x4d/0x170 [ 53.108796][ T6795] ? media_request_ioctl+0x760/0x760 [ 53.114371][ T6795] check_memory_region+0x2b5/0x2f0 [ 53.120054][ T6795] media_request_close+0x4d/0x170 [ 53.125200][ T6795] ? media_request_ioctl+0x760/0x760 [ 53.130580][ T6795] __fput+0x2ed/0x750 [ 53.135675][ T6795] task_work_run+0x147/0x1d0 [ 53.141056][ T6795] prepare_exit_to_usermode+0x48e/0x600 [ 53.149713][ T6795] ? syscall_return_slowpath+0xf9/0x420 [ 53.155645][ T6795] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 53.161742][ T6795] RIP: 0033:0x444eb9 [ 53.166856][ T6795] 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 db ce fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 53.187315][ T6795] RSP: 002b:00007ffebb3970a8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 53.195712][ T6795] RAX: fffffffffffffff4 RBX: 0000000000000000 RCX: 0000000000444eb9 [ 53.203665][ T6795] RDX: 0000000000000000 RSI: 0000000080047c05 RDI: 0000000000000004 [ 53.211702][ T6795] RBP: 000000000000cdaa R08: 0000000000000001 R09: 00000000004002e0 [ 53.219660][ T6795] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000402220 [ 53.227624][ T6795] R13: 00000000004022b0 R14: 0000000000000000 R15: 0000000000000000 [ 53.235578][ T6795] ================================================================== [ 53.244577][ T6795] Disabling lock debugging due to kernel taint [ 53.251228][ T6795] Kernel panic - not syncing: panic_on_warn set ... [ 53.257819][ T6795] CPU: 0 PID: 6795 Comm: syz-executor690 Tainted: G B 5.7.0-syzkaller #0 [ 53.267515][ T6795] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 53.277547][ T6795] Call Trace: [ 53.280829][ T6795] dump_stack+0x1e9/0x30e [ 53.285167][ T6795] panic+0x264/0x7a0 [ 53.289038][ T6795] ? trace_hardirqs_on+0x30/0x80 [ 53.293959][ T6795] kasan_report+0x1c9/0x1d0 [ 53.298436][ T6795] ? media_request_close+0x4d/0x170 [ 53.303802][ T6795] ? media_request_ioctl+0x760/0x760 [ 53.309408][ T6795] check_memory_region+0x2b5/0x2f0 [ 53.314508][ T6795] media_request_close+0x4d/0x170 [ 53.320613][ T6795] ? media_request_ioctl+0x760/0x760 [ 53.325885][ T6795] __fput+0x2ed/0x750 [ 53.329843][ T6795] task_work_run+0x147/0x1d0 [ 53.334670][ T6795] prepare_exit_to_usermode+0x48e/0x600 [ 53.340187][ T6795] ? syscall_return_slowpath+0xf9/0x420 [ 53.346152][ T6795] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 53.352027][ T6795] RIP: 0033:0x444eb9 [ 53.355893][ T6795] 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 db ce fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 53.375557][ T6795] RSP: 002b:00007ffebb3970a8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 53.383943][ T6795] RAX: fffffffffffffff4 RBX: 0000000000000000 RCX: 0000000000444eb9 [ 53.392011][ T6795] RDX: 0000000000000000 RSI: 0000000080047c05 RDI: 0000000000000004 [ 53.399997][ T6795] RBP: 000000000000cdaa R08: 0000000000000001 R09: 00000000004002e0 [ 53.408047][ T6795] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000402220 [ 53.416002][ T6795] R13: 00000000004022b0 R14: 0000000000000000 R15: 0000000000000000 [ 53.426090][ T6795] Kernel Offset: disabled [ 53.430578][ T6795] Rebooting in 86400 seconds..