[ 465.689476] syz-executor.4 (6592) used greatest stack depth: 23224 bytes left [ 466.100080] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 466.106909] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 466.114527] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 466.121454] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 466.129904] device bridge_slave_1 left promiscuous mode [ 466.135530] bridge0: port 2(bridge_slave_1) entered disabled state [ 466.144659] device bridge_slave_0 left promiscuous mode [ 466.150161] bridge0: port 1(bridge_slave_0) entered disabled state [ 466.162680] device veth1_macvtap left promiscuous mode [ 466.168264] device veth0_macvtap left promiscuous mode [ 466.173559] device veth1_vlan left promiscuous mode [ 466.178879] device veth0_vlan left promiscuous mode [ 466.251683] device hsr_slave_1 left promiscuous mode [ 466.260926] device hsr_slave_0 left promiscuous mode [ 466.272902] team0 (unregistering): Port device team_slave_1 removed [ 466.284470] team0 (unregistering): Port device team_slave_0 removed [ 466.293961] bond0 (unregistering): Releasing backup interface bond_slave_1 [ 466.304774] bond0 (unregistering): Releasing backup interface bond_slave_0 [ 466.331821] bond0 (unregistering): Released all slaves [ 467.688465] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 467.695353] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 467.702683] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 467.710819] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 467.719672] device bridge_slave_1 left promiscuous mode [ 467.725132] bridge0: port 2(bridge_slave_1) entered disabled state [ 467.732773] device bridge_slave_0 left promiscuous mode [ 467.738304] bridge0: port 1(bridge_slave_0) entered disabled state [ 467.746981] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 467.753639] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 467.762525] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 467.769519] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 467.777267] device bridge_slave_1 left promiscuous mode [ 467.782665] bridge0: port 2(bridge_slave_1) entered disabled state [ 467.789989] device bridge_slave_0 left promiscuous mode [ 467.795562] bridge0: port 1(bridge_slave_0) entered disabled state [ 467.803704] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 467.811006] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 467.818464] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 467.825117] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 467.832930] device bridge_slave_1 left promiscuous mode [ 467.838846] bridge0: port 2(bridge_slave_1) entered disabled state [ 467.845922] device bridge_slave_0 left promiscuous mode [ 467.851334] bridge0: port 1(bridge_slave_0) entered disabled state [ 467.859839] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 467.866584] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 467.873897] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 467.880679] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 467.888205] device bridge_slave_1 left promiscuous mode [ 467.893592] bridge0: port 2(bridge_slave_1) entered disabled state [ 467.900680] device bridge_slave_0 left promiscuous mode [ 467.906576] bridge0: port 1(bridge_slave_0) entered disabled state [ 467.914800] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 467.922252] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 467.929878] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 467.936945] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 467.944307] device bridge_slave_1 left promiscuous mode [ 467.950406] bridge0: port 2(bridge_slave_1) entered disabled state [ 467.957996] device bridge_slave_0 left promiscuous mode [ 467.963386] bridge0: port 1(bridge_slave_0) entered disabled state [ 467.974945] device veth1_macvtap left promiscuous mode [ 467.980286] device veth0_macvtap left promiscuous mode [ 467.985641] device veth1_vlan left promiscuous mode [ 467.990652] device veth0_vlan left promiscuous mode [ 467.996173] device veth1_macvtap left promiscuous mode [ 468.001450] device veth0_macvtap left promiscuous mode [ 468.006797] device veth1_vlan left promiscuous mode [ 468.011815] device veth0_vlan left promiscuous mode [ 468.017599] device veth1_macvtap left promiscuous mode [ 468.022873] device veth0_macvtap left promiscuous mode [ 468.028223] device veth1_vlan left promiscuous mode [ 468.033240] device veth0_vlan left promiscuous mode [ 468.038862] device veth1_macvtap left promiscuous mode [ 468.044143] device veth0_macvtap left promiscuous mode [ 468.049487] device veth1_vlan left promiscuous mode [ 468.054507] device veth0_vlan left promiscuous mode [ 468.060171] device veth1_macvtap left promiscuous mode [ 468.065521] device veth0_macvtap left promiscuous mode [ 468.070850] device veth1_vlan left promiscuous mode [ 468.076142] device veth0_vlan left promiscuous mode [ 468.292510] device hsr_slave_1 left promiscuous mode [ 468.301829] device hsr_slave_0 left promiscuous mode [ 468.313123] team0 (unregistering): Port device team_slave_1 removed [ 468.323082] team0 (unregistering): Port device team_slave_0 removed [ 468.331743] bond0 (unregistering): Releasing backup interface bond_slave_1 [ 468.342130] bond0 (unregistering): Releasing backup interface bond_slave_0 [ 468.367825] bond0 (unregistering): Released all slaves [ 468.401828] device hsr_slave_1 left promiscuous mode [ 468.409117] device hsr_slave_0 left promiscuous mode [ 468.424265] team0 (unregistering): Port device team_slave_1 removed [ 468.432957] team0 (unregistering): Port device team_slave_0 removed [ 468.442081] bond0 (unregistering): Releasing backup interface bond_slave_1 [ 468.451522] bond0 (unregistering): Releasing backup interface bond_slave_0 [ 468.479073] bond0 (unregistering): Released all slaves [ 468.512361] device hsr_slave_1 left promiscuous mode [ 468.520726] device hsr_slave_0 left promiscuous mode [ 468.537460] team0 (unregistering): Port device team_slave_1 removed [ 468.547919] team0 (unregistering): Port device team_slave_0 removed [ 468.556604] bond0 (unregistering): Releasing backup interface bond_slave_1 [ 468.567545] bond0 (unregistering): Releasing backup interface bond_slave_0 [ 468.594847] bond0 (unregistering): Released all slaves [ 468.627550] device hsr_slave_1 left promiscuous mode [ 468.634488] device hsr_slave_0 left promiscuous mode [ 468.649391] team0 (unregistering): Port device team_slave_1 removed [ 468.659289] team0 (unregistering): Port device team_slave_0 removed [ 468.668304] bond0 (unregistering): Releasing backup interface bond_slave_1 [ 468.680199] bond0 (unregistering): Releasing backup interface bond_slave_0 [ 468.703786] bond0 (unregistering): Released all slaves [ 468.738147] device hsr_slave_1 left promiscuous mode [ 468.745029] device hsr_slave_0 left promiscuous mode [ 468.758840] team0 (unregistering): Port device team_slave_1 removed [ 468.770380] team0 (unregistering): Port device team_slave_0 removed [ 468.779226] bond0 (unregistering): Releasing backup interface bond_slave_1 Warning: Permanently added '10.128.15.217' (ECDSA) to the list of known hosts. [ 468.790374] bond0 (unregistering): Releasing backup interface bond_slave_0 [ 468.815876] bond0 (unregistering): Released all slaves [ 470.429923] ------------[ cut here ]------------ [ 470.437505] WARNING: CPU: 1 PID: 24860 at kernel/workqueue.c:2919 __flush_work.cold.49+0x21/0x2a [ 470.446435] Kernel panic - not syncing: panic_on_warn set ... [ 470.446435] [ 470.453789] CPU: 1 PID: 24860 Comm: syz-executor072 Not tainted 4.19.144-syzkaller #0 [ 470.461757] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 470.471156] Call Trace: [ 470.473830] dump_stack+0x123/0x177 [ 470.477451] ? __flush_work.cold.49+0x21/0x2a [ 470.482021] panic+0x1cd/0x375 [ 470.485207] ? __warn_printk+0xd6/0xd6 [ 470.489088] __warn.cold.8+0x1b/0x3e [ 470.492790] ? __flush_work.cold.49+0x21/0x2a [ 470.497269] report_bug+0x1a4/0x200 [ 470.500947] do_error_trap+0x200/0x350 [ 470.504828] ? math_error+0x340/0x340 [ 470.508677] ? __irq_work_queue_local+0xe0/0x120 [ 470.513420] ? irq_work_queue+0x34/0x50 [ 470.517393] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 470.522247] ? trace_hardirqs_off_caller+0x49/0x180 [ 470.527272] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 470.532121] do_invalid_op+0x1b/0x20 [ 470.535862] invalid_op+0x14/0x20 [ 470.539292] RIP: 0010:__flush_work.cold.49+0x21/0x2a [ 470.544367] Code: 0e 00 0f 0b e9 41 ff fe ff 48 c7 c7 a0 0d 29 87 e8 50 4a 0e 00 0f 0b 31 c0 e9 40 1a ff ff 48 c7 c7 a0 0d 29 87 e8 3b 4a 0e 00 <0f> 0b 31 c0 e9 2b 1a ff ff 48 c7 c7 a0 0d 29 87 e8 26 4a 0e 00 0f [ 470.563280] RSP: 0018:ffff888070417940 EFLAGS: 00010286 [ 470.568614] RAX: 0000000000000024 RBX: ffff8882161392b0 RCX: 0000000000000000 [ 470.575861] RDX: 0000000000000000 RSI: ffffffff876797c0 RDI: ffffffff8a18e960 [ 470.583110] RBP: ffff888070417a68 R08: ffffed1015d65079 R09: ffffed1015d65078 [ 470.590363] R10: ffffed1015d65078 R11: ffff8880aeb283c7 R12: 1ffff1100e082f2c [ 470.597608] R13: ffff888070417a40 R14: ffff8882161392c8 R15: 0000000000000001 [ 470.604895] ? preempt_schedule+0x4d/0x60 [ 470.609019] ? insert_work+0x350/0x350 [ 470.612954] ? del_timer+0x74/0x100 [ 470.616555] ? trigger_dyntick_cpu.isra.24+0x190/0x190 [ 470.621833] ? ___preempt_schedule+0x16/0x18 [ 470.626240] ? try_to_grab_pending+0xaf/0x5e0 [ 470.630713] ? __cancel_work_timer+0x14f/0x430 [ 470.635265] ? cancel_delayed_work_sync+0xe/0x10 [ 470.640043] ? lockdep_hardirqs_on+0x421/0x5c0 [ 470.644596] ? __cancel_work_timer+0x14f/0x430 [ 470.649191] ? trace_hardirqs_on+0x28/0x190 [ 470.653521] __cancel_work_timer+0x2f1/0x430 [ 470.657938] ? try_to_grab_pending+0x5e0/0x5e0 [ 470.662559] ? __snd_pcm_stream_unlock_mode+0xde/0x100 [ 470.667819] ? _raw_read_unlock_irq+0x27/0x80 [ 470.672286] ? __snd_pcm_stream_unlock_mode+0xde/0x100 [ 470.677536] ? queue_rcu_work+0x70/0x70 [ 470.681485] ? trace_hardirqs_on+0x28/0x190 [ 470.685786] cancel_delayed_work_sync+0xe/0x10 [ 470.690380] pm_qos_remove_request+0x56/0x350 [ 470.694895] snd_pcm_common_ioctl+0xaab/0x1af0 [ 470.699491] ? mark_held_locks+0x130/0x130 [ 470.703694] ? __lock_is_held+0xb5/0x140 [ 470.707730] ? snd_pcm_status_user+0x120/0x120 [ 470.712287] snd_pcm_ioctl+0x66/0xb0 [ 470.716026] ? __might_sleep+0x95/0x190 [ 470.720026] do_vfs_ioctl+0x196/0x10c0 [ 470.723884] ? ioctl_preallocate+0x1c0/0x1c0 [ 470.728307] ? selinux_file_mprotect+0x5f0/0x5f0 [ 470.733036] ? ksys_dup3+0x2e0/0x2e0 [ 470.736769] ? security_file_ioctl+0x4a/0x90 [ 470.741147] ? __fget_light+0x174/0x1e0 [ 470.745096] ksys_ioctl+0x62/0x90 [ 470.748528] ? lockdep_hardirqs_on+0x421/0x5c0 [ 470.753082] __x64_sys_ioctl+0x6e/0xb0 [ 470.756943] do_syscall_64+0xd0/0x4e0 [ 470.760716] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 470.765879] RIP: 0033:0x44a6a9 [ 470.769044] Code: e8 0c e8 ff ff 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 fb ca fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 470.787916] RSP: 002b:00007fb5d44c4db8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 470.795594] RAX: ffffffffffffffda RBX: 00000000006dbc48 RCX: 000000000044a6a9 [ 470.802834] RDX: 0000000000000000 RSI: 0000000000004112 RDI: 0000000000000004 [ 470.810075] RBP: 00000000006dbc40 R08: 0000000000000000 R09: 0000000000000000 [ 470.817329] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000006dbc4c [ 470.824569] R13: 00007fffeb7091ef R14: 00007fb5d44c59c0 R15: 0000000000000000 [ 470.833413] Kernel Offset: disabled [ 470.837073] Rebooting in 86400 seconds..