[ OK ] Reached target Graphical Interface. Starting Update UTMP about System Runlevel Changes... [ OK ] Started Update UTMP about System Runlevel Changes. Starting Load/Save RF Kill Switch Status... [ OK ] Started Load/Save RF Kill Switch Status. Debian GNU/Linux 9 syzkaller ttyS0 Warning: Permanently added '10.128.1.27' (ECDSA) to the list of known hosts. syzkaller login: [ 64.059635][ T7076] FAULT_INJECTION: forcing a failure. [ 64.059635][ T7076] name failslab, interval 1, probability 0, space 0, times 1 [ 64.072637][ T7076] CPU: 1 PID: 7076 Comm: syz-executor222 Not tainted 5.7.0-rc1-next-20200415-syzkaller #0 [ 64.082518][ T7076] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 64.092565][ T7076] Call Trace: [ 64.095847][ T7076] dump_stack+0x188/0x20d [ 64.100158][ T7076] should_fail.cold+0x5/0x14 [ 64.104740][ T7076] ? setup_fault_attr+0x1e0/0x1e0 [ 64.110193][ T7076] should_failslab+0x5/0xf [ 64.114604][ T7076] __kmalloc+0x2d9/0x7a0 [ 64.118853][ T7076] ? tomoyo_unix_entry.cold+0x1c/0x1c [ 64.124206][ T7076] ? tomoyo_encode2.part.0+0xec/0x3b0 [ 64.129561][ T7076] ? __kasan_kmalloc.constprop.0+0xbf/0xd0 [ 64.135351][ T7076] tomoyo_encode2.part.0+0xec/0x3b0 [ 64.140544][ T7076] tomoyo_encode+0x28/0x50 [ 64.144941][ T7076] tomoyo_realpath_from_path+0x184/0x620 [ 64.150564][ T7076] tomoyo_check_open_permission+0x26d/0x370 [ 64.156450][ T7076] ? tomoyo_path_number_perm+0x4d0/0x4d0 [ 64.162106][ T7076] ? lock_downgrade+0x840/0x840 [ 64.166994][ T7076] ? do_raw_spin_lock+0x129/0x2e0 [ 64.172013][ T7076] tomoyo_file_open+0xa3/0xd0 [ 64.176673][ T7076] security_file_open+0x6e/0x410 [ 64.181585][ T7076] ? __mnt_want_write+0x1da/0x2c0 [ 64.186618][ T7076] do_dentry_open+0x355/0x12a0 [ 64.191373][ T7076] ? generic_permission+0x116/0x520 [ 64.196556][ T7076] ? security_inode_permission+0xc4/0xf0 [ 64.202230][ T7076] ? chown_common+0x550/0x550 [ 64.206889][ T7076] ? inode_permission+0xab/0x500 [ 64.211929][ T7076] path_openat+0x1e70/0x27f0 [ 64.216514][ T7076] ? path_lookupat.isra.0+0x530/0x530 [ 64.221886][ T7076] ? mark_held_locks+0xe0/0xe0 [ 64.226629][ T7076] ? debug_object_activate+0x204/0x480 [ 64.232080][ T7076] do_filp_open+0x192/0x260 [ 64.236562][ T7076] ? may_open_dev+0xf0/0xf0 [ 64.241047][ T7076] ? do_raw_spin_lock+0x129/0x2e0 [ 64.246057][ T7076] ? _raw_spin_unlock+0x24/0x40 [ 64.250905][ T7076] ? __alloc_fd+0x46d/0x600 [ 64.255413][ T7076] do_sys_openat2+0x585/0x7d0 [ 64.260079][ T7076] ? file_open_root+0x400/0x400 [ 64.264911][ T7076] ? blkcg_maybe_throttle_current+0x59e/0xf50 [ 64.270965][ T7076] ? call_rcu+0x360/0x7e0 [ 64.275273][ T7076] do_sys_open+0xc3/0x140 [ 64.279575][ T7076] ? filp_open+0x70/0x70 [ 64.283831][ T7076] ? trace_hardirqs_off_caller+0x55/0x230 [ 64.289534][ T7076] do_syscall_64+0xf6/0x7d0 [ 64.294017][ T7076] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 64.299884][ T7076] RIP: 0033:0x401240 [ 64.303769][ T7076] 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 8d 24 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 [ 64.323546][ T7076] RSP: 002b:00007fffb1fb9598 EFLAGS: 00000246 ORIG_RAX: 0000000000000002 [ 64.331936][ T7076] RAX: ffffffffffffffda RBX: 00007fffb1fb95c1 RCX: 0000000000401240 [ 64.339893][ T7076] RDX: 00007fffb1fb95c6 RSI: 0000000000080001 RDI: 00000000004a2648 [ 64.347839][ T7076] RBP: 00007fffb1fb95c0 R08: 0000000000000000 R09: 0000000000000001 executing program [ 64.355791][ T7076] R10: 0000000000000032 R11: 0000000000000246 R12: 00000000004a2648 [ 64.363738][ T7076] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 64.373772][ T7076] ERROR: Out of memory at tomoyo_realpath_from_path. [ 64.387329][ T7077] FAULT_INJECTION: forcing a failure. [ 64.387329][ T7077] name failslab, interval 1, probability 0, space 0, times 0 [ 64.400047][ T7077] CPU: 1 PID: 7077 Comm: syz-executor222 Not tainted 5.7.0-rc1-next-20200415-syzkaller #0 [ 64.409920][ T7077] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 64.419956][ T7077] Call Trace: [ 64.423315][ T7077] dump_stack+0x188/0x20d [ 64.427624][ T7077] should_fail.cold+0x5/0x14 [ 64.432280][ T7077] ? lock_downgrade+0x840/0x840 [ 64.437109][ T7077] ? setup_fault_attr+0x1e0/0x1e0 [ 64.442116][ T7077] should_failslab+0x5/0xf [ 64.446512][ T7077] kmem_cache_alloc_trace+0x2d0/0x7d0 [ 64.451858][ T7077] ? kmem_cache_alloc+0x358/0x740 [ 64.456871][ T7077] io_uring_setup+0x3b3/0x22b0 [ 64.461614][ T7077] ? io_sq_thread+0xbe0/0xbe0 [ 64.466282][ T7077] ? __this_cpu_preempt_check+0x28/0x190 [ 64.471891][ T7077] ? __sb_end_write+0x101/0x1d0 [ 64.476742][ T7077] ? fpregs_mark_activate+0x320/0x320 [ 64.482091][ T7077] ? trace_hardirqs_off_caller+0x55/0x230 [ 64.487792][ T7077] do_syscall_64+0xf6/0x7d0 [ 64.492280][ T7077] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 64.498151][ T7077] RIP: 0033:0x441319 [ 64.502024][ T7077] 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 bb 0a fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 64.521796][ T7077] RSP: 002b:00007fffb1fb9aa8 EFLAGS: 00000246 ORIG_RAX: 00000000000001a9 [ 64.530209][ T7077] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 0000000000441319 [ 64.538161][ T7077] RDX: 0000000000000001 RSI: 0000000020000140 RDI: 000000000000047b [ 64.546112][ T7077] RBP: 00000000006cc018 R08: 0000000000000001 R09: 00000000004002c8 [ 64.554080][ T7077] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000402260 executing program [ 64.562030][ T7077] R13: 00000000004022f0 R14: 0000000000000000 R15: 0000000000000000 [ 64.579367][ T7078] FAULT_INJECTION: forcing a failure. [ 64.579367][ T7078] name failslab, interval 1, probability 0, space 0, times 0 [ 64.592093][ T7078] CPU: 1 PID: 7078 Comm: syz-executor222 Not tainted 5.7.0-rc1-next-20200415-syzkaller #0 [ 64.601985][ T7078] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 64.612028][ T7078] Call Trace: [ 64.615302][ T7078] dump_stack+0x188/0x20d [ 64.619620][ T7078] should_fail.cold+0x5/0x14 [ 64.624206][ T7078] ? lock_downgrade+0x840/0x840 [ 64.629035][ T7078] ? setup_fault_attr+0x1e0/0x1e0 [ 64.634043][ T7078] should_failslab+0x5/0xf [ 64.638437][ T7078] __kmalloc+0x2d9/0x7a0 [ 64.642675][ T7078] ? kmem_cache_alloc_trace+0x390/0x7d0 [ 64.648215][ T7078] ? io_uring_setup+0x44a/0x22b0 [ 64.653141][ T7078] io_uring_setup+0x44a/0x22b0 [ 64.657884][ T7078] ? io_sq_thread+0xbe0/0xbe0 [ 64.662545][ T7078] ? __this_cpu_preempt_check+0x28/0x190 [ 64.668158][ T7078] ? __sb_end_write+0x101/0x1d0 [ 64.672993][ T7078] ? trace_hardirqs_off_caller+0x55/0x230 [ 64.678694][ T7078] do_syscall_64+0xf6/0x7d0 [ 64.683196][ T7078] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 64.689063][ T7078] RIP: 0033:0x441319 [ 64.692934][ T7078] 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 bb 0a fc ff c3 66 2e 0f 1f 84 00 00 00 00 executing program [ 64.712513][ T7078] RSP: 002b:00007fffb1fb9aa8 EFLAGS: 00000246 ORIG_RAX: 00000000000001a9 [ 64.720917][ T7078] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 0000000000441319 [ 64.728880][ T7078] RDX: 0000000000000001 RSI: 0000000020000140 RDI: 000000000000047b [ 64.736829][ T7078] RBP: 000000000000fb8b R08: 0000000000000001 R09: 00000000004002c8 [ 64.744777][ T7078] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000402260 [ 64.752733][ T7078] R13: 00000000004022f0 R14: 0000000000000000 R15: 0000000000000000 [ 64.767821][ T7079] FAULT_INJECTION: forcing a failure. [ 64.767821][ T7079] name failslab, interval 1, probability 0, space 0, times 0 [ 64.780511][ T7079] CPU: 1 PID: 7079 Comm: syz-executor222 Not tainted 5.7.0-rc1-next-20200415-syzkaller #0 [ 64.790392][ T7079] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 64.800426][ T7079] Call Trace: [ 64.803697][ T7079] dump_stack+0x188/0x20d [ 64.808010][ T7079] should_fail.cold+0x5/0x14 [ 64.812594][ T7079] ? lock_downgrade+0x840/0x840 [ 64.817436][ T7079] ? setup_fault_attr+0x1e0/0x1e0 [ 64.822444][ T7079] should_failslab+0x5/0xf [ 64.826835][ T7079] __kmalloc+0x2d9/0x7a0 [ 64.831061][ T7079] ? kmem_cache_alloc_trace+0x390/0x7d0 [ 64.836597][ T7079] ? io_uring_setup+0x44a/0x22b0 [ 64.841528][ T7079] io_uring_setup+0x44a/0x22b0 [ 64.846292][ T7079] ? io_sq_thread+0xbe0/0xbe0 [ 64.850970][ T7079] ? __this_cpu_preempt_check+0x28/0x190 [ 64.856682][ T7079] ? __sb_end_write+0x101/0x1d0 [ 64.861534][ T7079] ? trace_hardirqs_off_caller+0x55/0x230 [ 64.867235][ T7079] do_syscall_64+0xf6/0x7d0 [ 64.871722][ T7079] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 64.877612][ T7079] RIP: 0033:0x441319 [ 64.881483][ T7079] 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 bb 0a fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 64.901073][ T7079] RSP: 002b:00007fffb1fb9aa8 EFLAGS: 00000246 ORIG_RAX: 00000000000001a9 [ 64.909462][ T7079] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 0000000000441319 executing program [ 64.917427][ T7079] RDX: 0000000000000001 RSI: 0000000020000140 RDI: 000000000000047b [ 64.925389][ T7079] RBP: 000000000000fc4c R08: 0000000000000001 R09: 00000000004002c8 [ 64.933337][ T7079] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000402260 [ 64.941286][ T7079] R13: 00000000004022f0 R14: 0000000000000000 R15: 0000000000000000 [ 64.957291][ T7080] FAULT_INJECTION: forcing a failure. [ 64.957291][ T7080] name failslab, interval 1, probability 0, space 0, times 0 [ 64.969971][ T7080] CPU: 1 PID: 7080 Comm: syz-executor222 Not tainted 5.7.0-rc1-next-20200415-syzkaller #0 [ 64.979849][ T7080] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 64.989907][ T7080] Call Trace: [ 64.993196][ T7080] dump_stack+0x188/0x20d [ 64.997519][ T7080] should_fail.cold+0x5/0x14 [ 65.002088][ T7080] ? lock_downgrade+0x840/0x840 [ 65.006916][ T7080] ? setup_fault_attr+0x1e0/0x1e0 [ 65.011939][ T7080] should_failslab+0x5/0xf [ 65.016346][ T7080] __kmalloc+0x2d9/0x7a0 [ 65.020565][ T7080] ? kmem_cache_alloc_trace+0x390/0x7d0 [ 65.026087][ T7080] ? io_uring_setup+0x44a/0x22b0 [ 65.031006][ T7080] io_uring_setup+0x44a/0x22b0 [ 65.035768][ T7080] ? io_sq_thread+0xbe0/0xbe0 [ 65.040461][ T7080] ? __this_cpu_preempt_check+0x28/0x190 [ 65.046073][ T7080] ? __sb_end_write+0x101/0x1d0 [ 65.050914][ T7080] ? trace_hardirqs_off_caller+0x55/0x230 [ 65.056629][ T7080] do_syscall_64+0xf6/0x7d0 [ 65.061118][ T7080] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 65.067002][ T7080] RIP: 0033:0x441319 [ 65.070875][ T7080] 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 bb 0a fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 65.090460][ T7080] RSP: 002b:00007fffb1fb9aa8 EFLAGS: 00000246 ORIG_RAX: 00000000000001a9 [ 65.098849][ T7080] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 0000000000441319 [ 65.106811][ T7080] RDX: 0000000000000001 RSI: 0000000020000140 RDI: 000000000000047b executing program [ 65.114773][ T7080] RBP: 000000000000fd09 R08: 0000000000000001 R09: 00000000004002c8 [ 65.122831][ T7080] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000402260 [ 65.130802][ T7080] R13: 00000000004022f0 R14: 0000000000000000 R15: 0000000000000000 [ 65.146240][ T7081] FAULT_INJECTION: forcing a failure. [ 65.146240][ T7081] name failslab, interval 1, probability 0, space 0, times 0 [ 65.159057][ T7081] CPU: 1 PID: 7081 Comm: syz-executor222 Not tainted 5.7.0-rc1-next-20200415-syzkaller #0 [ 65.168982][ T7081] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 65.179017][ T7081] Call Trace: [ 65.182292][ T7081] dump_stack+0x188/0x20d [ 65.186635][ T7081] should_fail.cold+0x5/0x14 [ 65.191219][ T7081] ? lock_downgrade+0x840/0x840 [ 65.196055][ T7081] ? setup_fault_attr+0x1e0/0x1e0 [ 65.201130][ T7081] should_failslab+0x5/0xf [ 65.205526][ T7081] __kmalloc+0x2d9/0x7a0 [ 65.209756][ T7081] ? kmem_cache_alloc_trace+0x390/0x7d0 [ 65.215285][ T7081] ? io_uring_setup+0x44a/0x22b0 [ 65.220267][ T7081] io_uring_setup+0x44a/0x22b0 [ 65.225012][ T7081] ? io_sq_thread+0xbe0/0xbe0 [ 65.229667][ T7081] ? __this_cpu_preempt_check+0x28/0x190 [ 65.235404][ T7081] ? __sb_end_write+0x101/0x1d0 [ 65.240237][ T7081] ? trace_hardirqs_off_caller+0x55/0x230 [ 65.245984][ T7081] do_syscall_64+0xf6/0x7d0 [ 65.250471][ T7081] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 65.256346][ T7081] RIP: 0033:0x441319 [ 65.260218][ T7081] 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 bb 0a fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 65.279846][ T7081] RSP: 002b:00007fffb1fb9aa8 EFLAGS: 00000246 ORIG_RAX: 00000000000001a9 [ 65.288244][ T7081] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 0000000000441319 [ 65.296295][ T7081] RDX: 0000000000000001 RSI: 0000000020000140 RDI: 000000000000047b [ 65.304244][ T7081] RBP: 000000000000fdc6 R08: 0000000000000001 R09: 00000000004002c8 [ 65.312191][ T7081] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000402260 executing program [ 65.320151][ T7081] R13: 00000000004022f0 R14: 0000000000000000 R15: 0000000000000000 [ 65.335687][ T7082] FAULT_INJECTION: forcing a failure. [ 65.335687][ T7082] name failslab, interval 1, probability 0, space 0, times 0 [ 65.348344][ T7082] CPU: 1 PID: 7082 Comm: syz-executor222 Not tainted 5.7.0-rc1-next-20200415-syzkaller #0 [ 65.358217][ T7082] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 65.368264][ T7082] Call Trace: [ 65.371535][ T7082] dump_stack+0x188/0x20d [ 65.375875][ T7082] should_fail.cold+0x5/0x14 [ 65.380447][ T7082] ? lock_downgrade+0x840/0x840 [ 65.385275][ T7082] ? setup_fault_attr+0x1e0/0x1e0 [ 65.390298][ T7082] should_failslab+0x5/0xf [ 65.394706][ T7082] __kmalloc+0x2d9/0x7a0 [ 65.398925][ T7082] ? kmem_cache_alloc_trace+0x390/0x7d0 [ 65.404446][ T7082] ? io_uring_setup+0x44a/0x22b0 [ 65.409376][ T7082] io_uring_setup+0x44a/0x22b0 [ 65.414119][ T7082] ? io_sq_thread+0xbe0/0xbe0 [ 65.418806][ T7082] ? __this_cpu_preempt_check+0x28/0x190 [ 65.424417][ T7082] ? __sb_end_write+0x101/0x1d0 [ 65.429252][ T7082] ? trace_hardirqs_off_caller+0x55/0x230 [ 65.434964][ T7082] do_syscall_64+0xf6/0x7d0 [ 65.439473][ T7082] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 65.445342][ T7082] RIP: 0033:0x441319 [ 65.449217][ T7082] 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 bb 0a fc ff c3 66 2e 0f 1f 84 00 00 00 00 executing program [ 65.468798][ T7082] RSP: 002b:00007fffb1fb9aa8 EFLAGS: 00000246 ORIG_RAX: 00000000000001a9 [ 65.477185][ T7082] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 0000000000441319 [ 65.485134][ T7082] RDX: 0000000000000001 RSI: 0000000020000140 RDI: 000000000000047b [ 65.493097][ T7082] RBP: 000000000000fe83 R08: 0000000000000001 R09: 00000000004002c8 [ 65.501049][ T7082] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000402260 [ 65.509028][ T7082] R13: 00000000004022f0 R14: 0000000000000000 R15: 0000000000000000 [ 65.524972][ T7083] FAULT_INJECTION: forcing a failure. [ 65.524972][ T7083] name failslab, interval 1, probability 0, space 0, times 0 [ 65.537689][ T7083] CPU: 1 PID: 7083 Comm: syz-executor222 Not tainted 5.7.0-rc1-next-20200415-syzkaller #0 [ 65.547559][ T7083] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 65.557609][ T7083] Call Trace: [ 65.560880][ T7083] dump_stack+0x188/0x20d [ 65.565202][ T7083] should_fail.cold+0x5/0x14 [ 65.569781][ T7083] ? lock_downgrade+0x840/0x840 [ 65.574609][ T7083] ? setup_fault_attr+0x1e0/0x1e0 [ 65.579617][ T7083] should_failslab+0x5/0xf [ 65.584026][ T7083] __kmalloc+0x2d9/0x7a0 [ 65.588245][ T7083] ? kmem_cache_alloc_trace+0x390/0x7d0 [ 65.593780][ T7083] ? io_uring_setup+0x44a/0x22b0 [ 65.598701][ T7083] io_uring_setup+0x44a/0x22b0 [ 65.603445][ T7083] ? io_sq_thread+0xbe0/0xbe0 [ 65.608154][ T7083] ? __this_cpu_preempt_check+0x28/0x190 [ 65.613775][ T7083] ? __sb_end_write+0x101/0x1d0 [ 65.618696][ T7083] ? trace_hardirqs_off_caller+0x55/0x230 [ 65.624411][ T7083] do_syscall_64+0xf6/0x7d0 [ 65.628897][ T7083] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 65.634859][ T7083] RIP: 0033:0x441319 [ 65.638740][ T7083] 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 bb 0a fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 65.658587][ T7083] RSP: 002b:00007fffb1fb9aa8 EFLAGS: 00000246 ORIG_RAX: 00000000000001a9 [ 65.666996][ T7083] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 0000000000441319 executing program [ 65.674946][ T7083] RDX: 0000000000000001 RSI: 0000000020000140 RDI: 000000000000047b [ 65.682897][ T7083] RBP: 000000000000ff40 R08: 0000000000000001 R09: 00000000004002c8 [ 65.690846][ T7083] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000402260 [ 65.698794][ T7083] R13: 00000000004022f0 R14: 0000000000000000 R15: 0000000000000000 [ 65.714205][ T7084] FAULT_INJECTION: forcing a failure. [ 65.714205][ T7084] name failslab, interval 1, probability 0, space 0, times 0 [ 65.726883][ T7084] CPU: 1 PID: 7084 Comm: syz-executor222 Not tainted 5.7.0-rc1-next-20200415-syzkaller #0 [ 65.736761][ T7084] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 65.746820][ T7084] Call Trace: [ 65.750111][ T7084] dump_stack+0x188/0x20d [ 65.754436][ T7084] should_fail.cold+0x5/0x14 [ 65.759004][ T7084] ? lock_downgrade+0x840/0x840 [ 65.763830][ T7084] ? setup_fault_attr+0x1e0/0x1e0 [ 65.768843][ T7084] should_failslab+0x5/0xf [ 65.773335][ T7084] __kmalloc+0x2d9/0x7a0 [ 65.777554][ T7084] ? kmem_cache_alloc_trace+0x390/0x7d0 [ 65.783075][ T7084] ? io_uring_setup+0x44a/0x22b0 [ 65.787992][ T7084] io_uring_setup+0x44a/0x22b0 [ 65.792734][ T7084] ? io_sq_thread+0xbe0/0xbe0 [ 65.797389][ T7084] ? __this_cpu_preempt_check+0x28/0x190 [ 65.802995][ T7084] ? __sb_end_write+0x101/0x1d0 [ 65.807846][ T7084] ? fpregs_mark_activate+0x320/0x320 [ 65.813196][ T7084] ? trace_hardirqs_off_caller+0x55/0x230 [ 65.818896][ T7084] do_syscall_64+0xf6/0x7d0 [ 65.823380][ T7084] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 65.829250][ T7084] RIP: 0033:0x441319 [ 65.833121][ T7084] 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 bb 0a fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 65.852703][ T7084] RSP: 002b:00007fffb1fb9aa8 EFLAGS: 00000246 ORIG_RAX: 00000000000001a9 [ 65.861109][ T7084] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 0000000000441319 executing program [ 65.869063][ T7084] RDX: 0000000000000001 RSI: 0000000020000140 RDI: 000000000000047b [ 65.877011][ T7084] RBP: 000000000000fffe R08: 0000000000000001 R09: 00000000004002c8 [ 65.884961][ T7084] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000402260 [ 65.892907][ T7084] R13: 00000000004022f0 R14: 0000000000000000 R15: 0000000000000000 [ 65.908037][ T7085] FAULT_INJECTION: forcing a failure. [ 65.908037][ T7085] name failslab, interval 1, probability 0, space 0, times 0 [ 65.920835][ T7085] CPU: 1 PID: 7085 Comm: syz-executor222 Not tainted 5.7.0-rc1-next-20200415-syzkaller #0 [ 65.930715][ T7085] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 65.940744][ T7085] Call Trace: [ 65.944017][ T7085] dump_stack+0x188/0x20d [ 65.948346][ T7085] should_fail.cold+0x5/0x14 [ 65.952916][ T7085] ? lock_downgrade+0x840/0x840 [ 65.957758][ T7085] ? setup_fault_attr+0x1e0/0x1e0 [ 65.962781][ T7085] should_failslab+0x5/0xf [ 65.967175][ T7085] __kmalloc+0x2d9/0x7a0 [ 65.971459][ T7085] ? kmem_cache_alloc_trace+0x390/0x7d0 [ 65.977054][ T7085] ? io_uring_setup+0x44a/0x22b0 [ 65.981991][ T7085] io_uring_setup+0x44a/0x22b0 [ 65.986783][ T7085] ? io_sq_thread+0xbe0/0xbe0 [ 65.991439][ T7085] ? __this_cpu_preempt_check+0x28/0x190 [ 65.997058][ T7085] ? __sb_end_write+0x101/0x1d0 [ 66.001958][ T7085] ? trace_hardirqs_off_caller+0x55/0x230 [ 66.007675][ T7085] do_syscall_64+0xf6/0x7d0 [ 66.012164][ T7085] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 66.018091][ T7085] RIP: 0033:0x441319 [ 66.022007][ T7085] 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 bb 0a fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 66.041591][ T7085] RSP: 002b:00007fffb1fb9aa8 EFLAGS: 00000246 ORIG_RAX: 00000000000001a9 [ 66.050020][ T7085] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 0000000000441319 [ 66.057979][ T7085] RDX: 0000000000000001 RSI: 0000000020000140 RDI: 000000000000047b [ 66.065985][ T7085] RBP: 00000000000100bb R08: 0000000000000001 R09: 00000000004002c8 executing program [ 66.073939][ T7085] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000402260 [ 66.081895][ T7085] R13: 00000000004022f0 R14: 0000000000000000 R15: 0000000000000000 [ 66.098217][ T7086] FAULT_INJECTION: forcing a failure. [ 66.098217][ T7086] name failslab, interval 1, probability 0, space 0, times 0 [ 66.110992][ T7086] CPU: 1 PID: 7086 Comm: syz-executor222 Not tainted 5.7.0-rc1-next-20200415-syzkaller #0 [ 66.120874][ T7086] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 66.130919][ T7086] Call Trace: [ 66.134196][ T7086] dump_stack+0x188/0x20d [ 66.138509][ T7086] should_fail.cold+0x5/0x14 [ 66.143092][ T7086] ? lock_downgrade+0x840/0x840 [ 66.148034][ T7086] ? setup_fault_attr+0x1e0/0x1e0 [ 66.153048][ T7086] should_failslab+0x5/0xf [ 66.157447][ T7086] __kmalloc+0x2d9/0x7a0 [ 66.161706][ T7086] ? kmem_cache_alloc_trace+0x390/0x7d0 [ 66.167241][ T7086] ? io_uring_setup+0x44a/0x22b0 [ 66.172169][ T7086] io_uring_setup+0x44a/0x22b0 [ 66.176929][ T7086] ? io_sq_thread+0xbe0/0xbe0 [ 66.181592][ T7086] ? __this_cpu_preempt_check+0x28/0x190 [ 66.187205][ T7086] ? __sb_end_write+0x101/0x1d0 [ 66.192054][ T7086] ? trace_hardirqs_off_caller+0x55/0x230 [ 66.197776][ T7086] do_syscall_64+0xf6/0x7d0 [ 66.202268][ T7086] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 66.208200][ T7086] RIP: 0033:0x441319 [ 66.212081][ T7086] 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 bb 0a fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 66.231681][ T7086] RSP: 002b:00007fffb1fb9aa8 EFLAGS: 00000246 ORIG_RAX: 00000000000001a9 [ 66.240181][ T7086] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 0000000000441319 [ 66.248142][ T7086] RDX: 0000000000000001 RSI: 0000000020000140 RDI: 000000000000047b [ 66.256095][ T7086] RBP: 000000000001017d R08: 0000000000000001 R09: 00000000004002c8 [ 66.264057][ T7086] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000402260 executing program [ 66.272018][ T7086] R13: 00000000004022f0 R14: 0000000000000000 R15: 0000000000000000 [ 66.287297][ T7087] FAULT_INJECTION: forcing a failure. [ 66.287297][ T7087] name failslab, interval 1, probability 0, space 0, times 0 [ 66.299995][ T7087] CPU: 1 PID: 7087 Comm: syz-executor222 Not tainted 5.7.0-rc1-next-20200415-syzkaller #0 [ 66.309886][ T7087] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 66.319939][ T7087] Call Trace: [ 66.323229][ T7087] dump_stack+0x188/0x20d [ 66.329548][ T7087] should_fail.cold+0x5/0x14 [ 66.334143][ T7087] ? lock_downgrade+0x840/0x840 [ 66.338972][ T7087] ? setup_fault_attr+0x1e0/0x1e0 [ 66.343991][ T7087] should_failslab+0x5/0xf [ 66.348403][ T7087] __kmalloc+0x2d9/0x7a0 [ 66.352640][ T7087] ? kmem_cache_alloc_trace+0x390/0x7d0 [ 66.358183][ T7087] ? io_uring_setup+0x44a/0x22b0 [ 66.363102][ T7087] io_uring_setup+0x44a/0x22b0 [ 66.367850][ T7087] ? io_sq_thread+0xbe0/0xbe0 [ 66.372504][ T7087] ? __this_cpu_preempt_check+0x28/0x190 [ 66.378130][ T7087] ? __sb_end_write+0x101/0x1d0 [ 66.382975][ T7087] ? trace_hardirqs_off_caller+0x55/0x230 [ 66.388697][ T7087] do_syscall_64+0xf6/0x7d0 [ 66.393183][ T7087] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 66.399052][ T7087] RIP: 0033:0x441319 [ 66.402939][ T7087] 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 bb 0a fc ff c3 66 2e 0f 1f 84 00 00 00 00 executing program [ 66.422523][ T7087] RSP: 002b:00007fffb1fb9aa8 EFLAGS: 00000246 ORIG_RAX: 00000000000001a9 [ 66.430920][ T7087] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 0000000000441319 [ 66.438870][ T7087] RDX: 0000000000000001 RSI: 0000000020000140 RDI: 000000000000047b [ 66.446834][ T7087] RBP: 000000000001023a R08: 0000000000000001 R09: 00000000004002c8 [ 66.454782][ T7087] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000402260 [ 66.462731][ T7087] R13: 00000000004022f0 R14: 0000000000000000 R15: 0000000000000000 [ 66.478067][ T7088] FAULT_INJECTION: forcing a failure. [ 66.478067][ T7088] name failslab, interval 1, probability 0, space 0, times 0 [ 66.490891][ T7088] CPU: 1 PID: 7088 Comm: syz-executor222 Not tainted 5.7.0-rc1-next-20200415-syzkaller #0 [ 66.500773][ T7088] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 66.510843][ T7088] Call Trace: [ 66.514113][ T7088] dump_stack+0x188/0x20d [ 66.518425][ T7088] should_fail.cold+0x5/0x14 [ 66.522995][ T7088] ? lock_downgrade+0x840/0x840 [ 66.527830][ T7088] ? setup_fault_attr+0x1e0/0x1e0 [ 66.532836][ T7088] should_failslab+0x5/0xf [ 66.537228][ T7088] __kmalloc+0x2d9/0x7a0 [ 66.541461][ T7088] ? kmem_cache_alloc_trace+0x390/0x7d0 [ 66.546983][ T7088] ? io_uring_setup+0x44a/0x22b0 [ 66.551914][ T7088] io_uring_setup+0x44a/0x22b0 [ 66.556670][ T7088] ? io_sq_thread+0xbe0/0xbe0 [ 66.561336][ T7088] ? __this_cpu_preempt_check+0x28/0x190 [ 66.566945][ T7088] ? __sb_end_write+0x101/0x1d0 [ 66.571779][ T7088] ? trace_hardirqs_off_caller+0x55/0x230 [ 66.577497][ T7088] do_syscall_64+0xf6/0x7d0 [ 66.581993][ T7088] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 66.587866][ T7088] RIP: 0033:0x441319 [ 66.591743][ T7088] 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 bb 0a fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 66.611343][ T7088] RSP: 002b:00007fffb1fb9aa8 EFLAGS: 00000246 ORIG_RAX: 00000000000001a9 [ 66.619737][ T7088] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 0000000000441319 executing program [ 66.627688][ T7088] RDX: 0000000000000001 RSI: 0000000020000140 RDI: 000000000000047b [ 66.635653][ T7088] RBP: 00000000000102f8 R08: 0000000000000001 R09: 00000000004002c8 [ 66.643609][ T7088] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000402260 [ 66.651571][ T7088] R13: 00000000004022f0 R14: 0000000000000000 R15: 0000000000000000 [ 66.667655][ T7089] FAULT_INJECTION: forcing a failure. [ 66.667655][ T7089] name failslab, interval 1, probability 0, space 0, times 0 [ 66.680347][ T7089] CPU: 1 PID: 7089 Comm: syz-executor222 Not tainted 5.7.0-rc1-next-20200415-syzkaller #0 [ 66.690225][ T7089] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 66.700258][ T7089] Call Trace: [ 66.703530][ T7089] dump_stack+0x188/0x20d [ 66.707864][ T7089] should_fail.cold+0x5/0x14 [ 66.712433][ T7089] ? lock_downgrade+0x840/0x840 [ 66.717260][ T7089] ? setup_fault_attr+0x1e0/0x1e0 [ 66.722263][ T7089] should_failslab+0x5/0xf [ 66.726668][ T7089] __kmalloc+0x2d9/0x7a0 [ 66.730897][ T7089] ? kmem_cache_alloc_trace+0x390/0x7d0 [ 66.736418][ T7089] ? io_uring_setup+0x44a/0x22b0 [ 66.741435][ T7089] io_uring_setup+0x44a/0x22b0 [ 66.746180][ T7089] ? io_sq_thread+0xbe0/0xbe0 [ 66.750848][ T7089] ? __this_cpu_preempt_check+0x28/0x190 [ 66.756457][ T7089] ? __sb_end_write+0x101/0x1d0 [ 66.761294][ T7089] ? trace_hardirqs_off_caller+0x55/0x230 [ 66.766995][ T7089] do_syscall_64+0xf6/0x7d0 [ 66.771480][ T7089] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 66.777360][ T7089] RIP: 0033:0x441319 [ 66.781233][ T7089] 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 bb 0a fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 66.800817][ T7089] RSP: 002b:00007fffb1fb9aa8 EFLAGS: 00000246 ORIG_RAX: 00000000000001a9 [ 66.809221][ T7089] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 0000000000441319 [ 66.817168][ T7089] RDX: 0000000000000001 RSI: 0000000020000140 RDI: 000000000000047b executing program [ 66.825116][ T7089] RBP: 00000000000103b7 R08: 0000000000000001 R09: 00000000004002c8 [ 66.833076][ T7089] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000402260 [ 66.841024][ T7089] R13: 00000000004022f0 R14: 0000000000000000 R15: 0000000000000000 [ 66.857450][ T7090] FAULT_INJECTION: forcing a failure. [ 66.857450][ T7090] name fail_page_alloc, interval 1, probability 0, space 0, times 1 [ 66.870745][ T7090] CPU: 1 PID: 7090 Comm: syz-executor222 Not tainted 5.7.0-rc1-next-20200415-syzkaller #0 [ 66.880635][ T7090] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 66.890691][ T7090] Call Trace: [ 66.893964][ T7090] dump_stack+0x188/0x20d [ 66.898276][ T7090] should_fail.cold+0x5/0x14 [ 66.902845][ T7090] ? pcpu_alloc+0x3d0/0x1200 [ 66.907414][ T7090] ? setup_fault_attr+0x1e0/0x1e0 [ 66.912421][ T7090] __alloc_pages_nodemask+0x17a/0x810 [ 66.917774][ T7090] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 66.923740][ T7090] ? __alloc_pages_slowpath.constprop.0+0x2660/0x2660 [ 66.930498][ T7090] ? lockdep_init_map_waits+0x26a/0x890 [ 66.936025][ T7090] alloc_pages_current+0xff/0x200 [ 66.941065][ T7090] __get_free_pages+0x8/0x40 [ 66.945654][ T7090] io_uring_setup+0xc3b/0x22b0 [ 66.950458][ T7090] ? io_sq_thread+0xbe0/0xbe0 [ 66.955126][ T7090] ? __this_cpu_preempt_check+0x28/0x190 [ 66.960745][ T7090] ? __sb_end_write+0x101/0x1d0 [ 66.965601][ T7090] ? trace_hardirqs_off_caller+0x55/0x230 [ 66.971311][ T7090] do_syscall_64+0xf6/0x7d0 [ 66.975802][ T7090] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 66.981669][ T7090] RIP: 0033:0x441319 [ 66.985543][ T7090] 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 bb 0a fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 67.005123][ T7090] RSP: 002b:00007fffb1fb9aa8 EFLAGS: 00000246 ORIG_RAX: 00000000000001a9 [ 67.013512][ T7090] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 0000000000441319 [ 67.021512][ T7090] RDX: 0000000000000001 RSI: 0000000020000140 RDI: 000000000000047b [ 67.029512][ T7090] RBP: 0000000000010475 R08: 0000000000000001 R09: 00000000004002c8 [ 67.037468][ T7090] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000402260 [ 67.045420][ T7090] R13: 00000000004022f0 R14: 0000000000000000 R15: 0000000000000000 [ 67.054641][ T7090] INFO: trying to register non-static key. [ 67.060448][ T7090] the code is fine but needs lockdep annotation. [ 67.066777][ T7090] turning off the locking correctness validator. [ 67.073176][ T7090] CPU: 1 PID: 7090 Comm: syz-executor222 Not tainted 5.7.0-rc1-next-20200415-syzkaller #0 [ 67.083030][ T7090] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 67.093069][ T7090] Call Trace: [ 67.096337][ T7090] dump_stack+0x188/0x20d [ 67.100643][ T7090] register_lock_class+0x1664/0x1760 [ 67.105902][ T7090] ? stack_trace_save+0x8c/0xc0 [ 67.110738][ T7090] ? is_dynamic_key+0x1a0/0x1a0 [ 67.115564][ T7090] __lock_acquire+0x104/0x4c50 [ 67.120317][ T7090] ? mark_lock+0x12b/0xf10 [ 67.124706][ T7090] ? is_dynamic_key+0x1a0/0x1a0 [ 67.129545][ T7090] ? print_usage_bug+0x240/0x240 [ 67.134455][ T7090] ? mark_held_locks+0xe0/0xe0 [ 67.139193][ T7090] ? __lock_acquire+0x2184/0x4c50 [ 67.144190][ T7090] lock_acquire+0x1f2/0x8f0 [ 67.148669][ T7090] ? __wake_up_common_lock+0xb4/0x130 [ 67.154022][ T7090] ? lock_release+0x800/0x800 [ 67.158687][ T7090] ? mark_held_locks+0xe0/0xe0 [ 67.163439][ T7090] ? find_held_lock+0x2d/0x110 [ 67.168194][ T7090] ? io_ring_ctx_wait_and_kill+0x40/0x5a0 [ 67.173924][ T7090] _raw_spin_lock_irqsave+0x8c/0xbf [ 67.179108][ T7090] ? __wake_up_common_lock+0xb4/0x130 [ 67.184508][ T7090] __wake_up_common_lock+0xb4/0x130 [ 67.189681][ T7090] ? __wake_up_common+0x600/0x600 [ 67.194681][ T7090] ? rwlock_bug.part.0+0x90/0x90 [ 67.199595][ T7090] io_cqring_ev_posted+0xa5/0x1e0 [ 67.204653][ T7090] io_ring_ctx_wait_and_kill+0x2bc/0x5a0 [ 67.210274][ T7090] io_uring_setup+0x115e/0x22b0 [ 67.215141][ T7090] ? io_sq_thread+0xbe0/0xbe0 [ 67.219838][ T7090] ? __this_cpu_preempt_check+0x28/0x190 [ 67.225444][ T7090] ? __sb_end_write+0x101/0x1d0 [ 67.230405][ T7090] ? trace_hardirqs_off_caller+0x55/0x230 [ 67.236107][ T7090] do_syscall_64+0xf6/0x7d0 [ 67.240592][ T7090] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 67.246486][ T7090] RIP: 0033:0x441319 [ 67.250356][ T7090] 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 bb 0a fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 67.269935][ T7090] RSP: 002b:00007fffb1fb9aa8 EFLAGS: 00000246 ORIG_RAX: 00000000000001a9 [ 67.278321][ T7090] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 0000000000441319 [ 67.286270][ T7090] RDX: 0000000000000001 RSI: 0000000020000140 RDI: 000000000000047b [ 67.294225][ T7090] RBP: 0000000000010475 R08: 0000000000000001 R09: 00000000004002c8 [ 67.302173][ T7090] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000402260 [ 67.310161][ T7090] R13: 00000000004022f0 R14: 0000000000000000 R15: 0000000000000000 [ 67.318158][ T7090] general protection fault, probably for non-canonical address 0xdffffc0000000000: 0000 [#1] PREEMPT SMP KASAN [ 67.329952][ T7090] KASAN: null-ptr-deref in range [0x0000000000000000-0x0000000000000007] [ 67.339307][ T7090] CPU: 1 PID: 7090 Comm: syz-executor222 Not tainted 5.7.0-rc1-next-20200415-syzkaller #0 [ 67.349180][ T7090] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 67.359221][ T7090] RIP: 0010:__wake_up_common+0xdc/0x600 [ 67.364741][ T7090] Code: b9 04 00 00 4c 8b 43 40 49 83 e8 18 49 8d 78 18 48 39 fd 0f 84 d0 00 00 00 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 <80> 3c 02 00 0f 85 e3 04 00 00 49 bd 00 00 00 00 00 fc ff df 4d 8b [ 67.384317][ T7090] RSP: 0018:ffffc90001677c20 EFLAGS: 00010046 [ 67.390371][ T7090] RAX: dffffc0000000000 RBX: ffff8880a6081120 RCX: 1ffffffff1517002 [ 67.398320][ T7090] RDX: 0000000000000000 RSI: 0000000000000003 RDI: 0000000000000000 [ 67.406278][ T7090] RBP: ffff8880a6081160 R08: ffffffffffffffe8 R09: ffffc90001677cb8 [ 67.414231][ T7090] R10: 0000000000000003 R11: fffff520002cef7e R12: 0000000000000001 [ 67.422190][ T7090] R13: 0000000000000000 R14: 0000000000000003 R15: 0000000000000000 [ 67.430156][ T7090] FS: 000000000136f880(0000) GS:ffff8880ae700000(0000) knlGS:0000000000000000 [ 67.439060][ T7090] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 67.445618][ T7090] CR2: 0000000020000140 CR3: 00000000936b4000 CR4: 00000000001406e0 [ 67.453592][ T7090] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 67.461548][ T7090] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 67.469504][ T7090] Call Trace: [ 67.472797][ T7090] __wake_up_common_lock+0xd0/0x130 [ 67.477973][ T7090] ? __wake_up_common+0x600/0x600 [ 67.482976][ T7090] ? rwlock_bug.part.0+0x90/0x90 [ 67.487905][ T7090] io_cqring_ev_posted+0xa5/0x1e0 [ 67.492917][ T7090] io_ring_ctx_wait_and_kill+0x2bc/0x5a0 [ 67.498541][ T7090] io_uring_setup+0x115e/0x22b0 [ 67.503369][ T7090] ? io_sq_thread+0xbe0/0xbe0 [ 67.508034][ T7090] ? __this_cpu_preempt_check+0x28/0x190 [ 67.513656][ T7090] ? __sb_end_write+0x101/0x1d0 [ 67.518490][ T7090] ? trace_hardirqs_off_caller+0x55/0x230 [ 67.524264][ T7090] do_syscall_64+0xf6/0x7d0 [ 67.528745][ T7090] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 67.534628][ T7090] RIP: 0033:0x441319 [ 67.538498][ T7090] 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 bb 0a fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 67.558079][ T7090] RSP: 002b:00007fffb1fb9aa8 EFLAGS: 00000246 ORIG_RAX: 00000000000001a9 [ 67.566487][ T7090] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 0000000000441319 [ 67.574452][ T7090] RDX: 0000000000000001 RSI: 0000000020000140 RDI: 000000000000047b [ 67.582420][ T7090] RBP: 0000000000010475 R08: 0000000000000001 R09: 00000000004002c8 [ 67.590385][ T7090] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000402260 [ 67.598357][ T7090] R13: 00000000004022f0 R14: 0000000000000000 R15: 0000000000000000 [ 67.606309][ T7090] Modules linked in: [ 67.610186][ T7090] ---[ end trace bf24b131500537a6 ]--- [ 67.615640][ T7090] RIP: 0010:__wake_up_common+0xdc/0x600 [ 67.621160][ T7090] Code: b9 04 00 00 4c 8b 43 40 49 83 e8 18 49 8d 78 18 48 39 fd 0f 84 d0 00 00 00 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 <80> 3c 02 00 0f 85 e3 04 00 00 49 bd 00 00 00 00 00 fc ff df 4d 8b [ 67.640740][ T7090] RSP: 0018:ffffc90001677c20 EFLAGS: 00010046 [ 67.646801][ T7090] RAX: dffffc0000000000 RBX: ffff8880a6081120 RCX: 1ffffffff1517002 [ 67.654766][ T7090] RDX: 0000000000000000 RSI: 0000000000000003 RDI: 0000000000000000 [ 67.662733][ T7090] RBP: ffff8880a6081160 R08: ffffffffffffffe8 R09: ffffc90001677cb8 [ 67.670716][ T7090] R10: 0000000000000003 R11: fffff520002cef7e R12: 0000000000000001 [ 67.678665][ T7090] R13: 0000000000000000 R14: 0000000000000003 R15: 0000000000000000 [ 67.686617][ T7090] FS: 000000000136f880(0000) GS:ffff8880ae700000(0000) knlGS:0000000000000000 [ 67.695540][ T7090] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 67.702108][ T7090] CR2: 0000000020000140 CR3: 00000000936b4000 CR4: 00000000001406e0 [ 67.710146][ T7090] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 67.718127][ T7090] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 67.726188][ T7090] Kernel panic - not syncing: Fatal exception [ 67.733525][ T7090] Kernel Offset: disabled [ 67.737878][ T7090] Rebooting in 86400 seconds..