[ 450.943177][ T933] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 451.001076][ T933] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 451.050315][ T933] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 451.114107][ T933] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 451.877499][ T933] hsr_slave_0: left promiscuous mode [ 451.883635][ T933] hsr_slave_1: left promiscuous mode [ 451.890468][ T933] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 451.898176][ T933] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 451.907094][ T933] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 451.914499][ T933] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 451.925102][ T933] bridge_slave_1: left allmulticast mode [ 451.931484][ T933] bridge_slave_1: left promiscuous mode [ 451.937536][ T933] bridge0: port 2(bridge_slave_1) entered disabled state [ 451.953004][ T933] bridge_slave_0: left allmulticast mode [ 451.959980][ T933] bridge_slave_0: left promiscuous mode [ 451.967249][ T933] bridge0: port 1(bridge_slave_0) entered disabled state [ 451.981324][ T933] veth1_macvtap: left promiscuous mode [ 451.986983][ T933] veth0_macvtap: left promiscuous mode [ 451.992753][ T933] veth1_vlan: left promiscuous mode [ 451.998862][ T933] veth0_vlan: left promiscuous mode [ 452.218945][ T933] team0 (unregistering): Port device team_slave_1 removed [ 452.231800][ T933] team0 (unregistering): Port device team_slave_0 removed [ 452.247707][ T933] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 452.262772][ T933] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 452.328814][ T933] bond0 (unregistering): Released all slaves Warning: Permanently added '10.128.1.16' (ED25519) to the list of known hosts. [ 454.526101][ T780] ------------[ cut here ]------------ [ 454.531724][ T780] WARNING: CPU: 0 PID: 780 at kernel/workqueue.c:1725 __queue_work+0xb52/0x1060 [ 454.541626][ T780] Modules linked in: [ 454.545619][ T780] CPU: 0 PID: 780 Comm: kworker/0:2 Not tainted 6.5.0-rc6-next-20230818-syzkaller-dirty #0 [ 454.555796][ T780] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/26/2023 [ 454.566948][ T780] Workqueue: events l2cap_chan_timeout [ 454.572555][ T780] RIP: 0010:__queue_work+0xb52/0x1060 [ 454.577934][ T780] Code: 03 38 d0 7c 09 84 d2 74 05 e8 ea 54 87 00 8b 5b 2c 31 ff 83 e3 20 89 de e8 5b cf 31 00 85 db 0f 85 7f 01 00 00 e8 de d3 31 00 <0f> 0b e9 ca fa ff ff e8 d2 d3 31 00 0f 0b e9 76 fa ff ff e8 c6 d3 [ 454.597812][ T780] RSP: 0018:ffffc900046d7ac8 EFLAGS: 00010093 [ 454.603988][ T780] RAX: 0000000000000000 RBX: ffff888013650000 RCX: 0000000000000000 [ 454.612334][ T780] RDX: ffff88801d4d1dc0 RSI: ffffffff8155ff92 RDI: ffff888013650008 [ 454.620406][ T780] RBP: 0000000000000000 R08: 0000000000000005 R09: 0000000000000000 [ 454.628814][ T780] R10: 0000000000200000 R11: 0000000000000000 R12: ffff88806a634270 [ 454.636961][ T780] R13: ffffffff81dd2d93 R14: ffff88806a6342b8 R15: ffffffff81dd2d93 [ 454.645018][ T780] FS: 0000000000000000(0000) GS:ffff8880b9800000(0000) knlGS:0000000000000000 [ 454.654160][ T780] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 454.661187][ T780] CR2: 00007f98dec6b6c0 CR3: 000000000c976000 CR4: 00000000003506f0 [ 454.669596][ T780] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 454.677908][ T780] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 454.685967][ T780] Call Trace: [ 454.689328][ T780] [ 454.692257][ T780] ? show_regs+0x8f/0xa0 [ 454.696552][ T780] ? __warn+0xe6/0x380 [ 454.700715][ T780] ? __queue_work+0xb52/0x1060 [ 454.705492][ T780] ? report_bug+0x3bc/0x580 [ 454.710021][ T780] ? handle_bug+0x3c/0x70 [ 454.714422][ T780] ? exc_invalid_op+0x17/0x40 [ 454.719146][ T780] ? asm_exc_invalid_op+0x1a/0x20 [ 454.724457][ T780] ? kasan_save_stack+0x33/0x50 [ 454.729519][ T780] ? kasan_save_stack+0x33/0x50 [ 454.734541][ T780] ? __queue_work+0xb52/0x1060 [ 454.739325][ T780] ? __queue_work+0xb52/0x1060 [ 454.744139][ T780] ? __queue_work+0xb52/0x1060 [ 454.749129][ T780] ? __kasan_poison_object_data+0x13/0x30 [ 454.755213][ T780] ? trace_irq_enable.constprop.0+0xd0/0x100 [ 454.761235][ T780] ? kasan_save_stack+0x33/0x50 [ 454.766180][ T780] __queue_delayed_work+0x1bf/0x260 [ 454.771385][ T780] ? kasan_save_stack+0x33/0x50 [ 454.776237][ T780] queue_delayed_work_on+0x106/0x130 [ 454.781700][ T780] l2cap_chan_del+0x389/0x9b0 [ 454.786387][ T780] ? mutex_lock_io_nested+0x11a0/0x11a0 [ 454.792196][ T780] l2cap_chan_close+0xff/0xa20 [ 454.796969][ T780] ? __l2cap_ecred_conn_rsp_defer+0x790/0x790 [ 454.803270][ T780] ? lock_sync+0x190/0x190 [ 454.807719][ T780] ? reacquire_held_locks+0x4b0/0x4b0 [ 454.813122][ T780] ? __schedule+0xee9/0x59f0 [ 454.817807][ T780] l2cap_chan_timeout+0x17d/0x2f0 [ 454.823020][ T780] process_one_work+0x887/0x15d0 [ 454.827964][ T780] ? lock_sync+0x190/0x190 [ 454.832383][ T780] ? init_worker_pool+0x770/0x770 [ 454.837495][ T780] ? assign_work+0x1a0/0x240 [ 454.842260][ T780] worker_thread+0x8bb/0x1290 [ 454.847221][ T780] ? __kthread_parkme+0x152/0x220 [ 454.852680][ T780] ? process_one_work+0x15d0/0x15d0 [ 454.857879][ T780] kthread+0x33a/0x430 [ 454.861946][ T780] ? kthread_complete_and_exit+0x40/0x40 [ 454.867624][ T780] ret_from_fork+0x45/0x80 [ 454.872141][ T780] ? kthread_complete_and_exit+0x40/0x40 [ 454.877950][ T780] ret_from_fork_asm+0x11/0x20 [ 454.882774][ T780] [ 454.885788][ T780] Kernel panic - not syncing: kernel: panic_on_warn set ... [ 454.893147][ T780] CPU: 0 PID: 780 Comm: kworker/0:2 Not tainted 6.5.0-rc6-next-20230818-syzkaller-dirty #0 [ 454.903128][ T780] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/26/2023 [ 454.913354][ T780] Workqueue: events l2cap_chan_timeout [ 454.919019][ T780] Call Trace: [ 454.922477][ T780] [ 454.925488][ T780] dump_stack_lvl+0xd9/0x1b0 [ 454.930146][ T780] panic+0x6a6/0x750 [ 454.934142][ T780] ? panic_smp_self_stop+0xa0/0xa0 [ 454.939264][ T780] ? __queue_work+0xb52/0x1060 [ 454.944122][ T780] check_panic_on_warn+0xab/0xb0 [ 454.949086][ T780] __warn+0xf2/0x380 [ 454.952984][ T780] ? __queue_work+0xb52/0x1060 [ 454.957843][ T780] report_bug+0x3bc/0x580 [ 454.962265][ T780] handle_bug+0x3c/0x70 [ 454.966439][ T780] exc_invalid_op+0x17/0x40 [ 454.971119][ T780] asm_exc_invalid_op+0x1a/0x20 [ 454.976151][ T780] RIP: 0010:__queue_work+0xb52/0x1060 [ 454.981646][ T780] Code: 03 38 d0 7c 09 84 d2 74 05 e8 ea 54 87 00 8b 5b 2c 31 ff 83 e3 20 89 de e8 5b cf 31 00 85 db 0f 85 7f 01 00 00 e8 de d3 31 00 <0f> 0b e9 ca fa ff ff e8 d2 d3 31 00 0f 0b e9 76 fa ff ff e8 c6 d3 [ 455.001431][ T780] RSP: 0018:ffffc900046d7ac8 EFLAGS: 00010093 [ 455.007672][ T780] RAX: 0000000000000000 RBX: ffff888013650000 RCX: 0000000000000000 [ 455.015833][ T780] RDX: ffff88801d4d1dc0 RSI: ffffffff8155ff92 RDI: ffff888013650008 [ 455.024081][ T780] RBP: 0000000000000000 R08: 0000000000000005 R09: 0000000000000000 [ 455.032134][ T780] R10: 0000000000200000 R11: 0000000000000000 R12: ffff88806a634270 [ 455.040535][ T780] R13: ffffffff81dd2d93 R14: ffff88806a6342b8 R15: ffffffff81dd2d93 [ 455.048866][ T780] ? kasan_save_stack+0x33/0x50 [ 455.053843][ T780] ? kasan_save_stack+0x33/0x50 [ 455.059125][ T780] ? __queue_work+0xb52/0x1060 [ 455.064023][ T780] ? __queue_work+0xb52/0x1060 [ 455.068905][ T780] ? __kasan_poison_object_data+0x13/0x30 [ 455.074648][ T780] ? trace_irq_enable.constprop.0+0xd0/0x100 [ 455.081120][ T780] ? kasan_save_stack+0x33/0x50 [ 455.085984][ T780] __queue_delayed_work+0x1bf/0x260 [ 455.091195][ T780] ? kasan_save_stack+0x33/0x50 [ 455.096158][ T780] queue_delayed_work_on+0x106/0x130 [ 455.101522][ T780] l2cap_chan_del+0x389/0x9b0 [ 455.106809][ T780] ? mutex_lock_io_nested+0x11a0/0x11a0 [ 455.112456][ T780] l2cap_chan_close+0xff/0xa20 [ 455.117226][ T780] ? __l2cap_ecred_conn_rsp_defer+0x790/0x790 [ 455.123393][ T780] ? lock_sync+0x190/0x190 [ 455.127823][ T780] ? reacquire_held_locks+0x4b0/0x4b0 [ 455.133375][ T780] ? __schedule+0xee9/0x59f0 [ 455.138077][ T780] l2cap_chan_timeout+0x17d/0x2f0 [ 455.143109][ T780] process_one_work+0x887/0x15d0 [ 455.148145][ T780] ? lock_sync+0x190/0x190 [ 455.152663][ T780] ? init_worker_pool+0x770/0x770 [ 455.157729][ T780] ? assign_work+0x1a0/0x240 [ 455.162351][ T780] worker_thread+0x8bb/0x1290 [ 455.167064][ T780] ? __kthread_parkme+0x152/0x220 [ 455.172198][ T780] ? process_one_work+0x15d0/0x15d0 [ 455.177409][ T780] kthread+0x33a/0x430 [ 455.181490][ T780] ? kthread_complete_and_exit+0x40/0x40 [ 455.187259][ T780] ret_from_fork+0x45/0x80 [ 455.191704][ T780] ? kthread_complete_and_exit+0x40/0x40 [ 455.197358][ T780] ret_from_fork_asm+0x11/0x20 [ 455.202138][ T780] [ 455.205544][ T780] Kernel Offset: disabled [ 455.210056][ T780] Rebooting in 86400 seconds..