[ 49.923730][ T764] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 49.962617][ T764] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 50.012673][ T764] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 50.115587][ T764] ------------[ cut here ]------------ [ 50.121718][ T764] WARNING: CPU: 1 PID: 764 at net/core/devlink.c:11299 devlink_trap_policers_unregister+0x8b/0xa0 [ 50.132673][ T764] Modules linked in: [ 50.136709][ T764] CPU: 0 PID: 764 Comm: kworker/u4:3 Not tainted 5.15.0-rc6-syzkaller #0 [ 50.145276][ T764] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 50.156475][ T764] Workqueue: netns cleanup_net [ 50.162396][ T764] RIP: 0010:devlink_trap_policers_unregister+0x8b/0xa0 [ 50.169369][ T764] Code: f6 38 48 01 f5 48 89 ee 4c 89 e7 83 eb 01 e8 2c fc ff ff 48 83 ed 38 83 fb ff 75 e9 5b 4c 89 ef 5d 41 5c 41 5d e9 45 b0 d7 01 <0f> 0b eb b6 e8 5c e1 13 fb eb 96 66 2e 0f 1f 84 00 00 00 00 00 41 [ 50.189349][ T764] RSP: 0018:ffffc900038efa18 EFLAGS: 00010202 [ 50.195399][ T764] RAX: 0000000000000001 RBX: 0000000000000003 RCX: ffffc900038ef8b8 [ 50.203636][ T764] RDX: 1ffff1100326c862 RSI: ffffffff88cb4560 RDI: ffffffff891f0320 [ 50.211644][ T764] RBP: ffffffff895d0b40 R08: 0000000000000001 R09: 0000000000000000 [ 50.219840][ T764] R10: 0000000000000001 R11: 000000000007a089 R12: ffff88801a8f3000 [ 50.227943][ T764] R13: ffff88801a8f3000 R14: dffffc0000000000 R15: ffff88801a8f3398 [ 50.235981][ T764] FS: 0000000000000000(0000) GS:ffff8880b9f00000(0000) knlGS:0000000000000000 [ 50.245118][ T764] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 50.251790][ T764] CR2: 00005576db7cd7f0 CR3: 0000000023e8b000 CR4: 00000000003506e0 [ 50.259806][ T764] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 50.267802][ T764] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 50.275749][ T764] Call Trace: [ 50.279155][ T764] nsim_dev_traps_exit+0x73/0x170 [ 50.284211][ T764] nsim_dev_reload_destroy+0x1d0/0x2b0 [ 50.290174][ T764] nsim_dev_reload_down+0xab/0x130 [ 50.295275][ T764] devlink_reload+0x1ae/0x600 [ 50.299997][ T764] ? devlink_remote_reload_actions_performed+0x30/0x30 [ 50.307008][ T764] ? __mutex_unlock_slowpath+0x157/0x5e0 [ 50.312676][ T764] devlink_pernet_pre_exit+0x1cf/0x270 [ 50.318248][ T764] ? devlink_nl_cmd_reload+0xf80/0xf80 [ 50.323701][ T764] ? nf_tables_pre_exit_net+0xdb/0x3b0 [ 50.329232][ T764] cleanup_net+0x3a4/0x980 [ 50.333641][ T764] ? do_raw_spin_lock+0x120/0x2b0 [ 50.338691][ T764] ? unregister_pernet_device+0x60/0x60 [ 50.344401][ T764] process_one_work+0x85b/0x1430 [ 50.349401][ T764] ? lock_release+0x720/0x720 [ 50.354080][ T764] ? pwq_dec_nr_in_flight+0x230/0x230 [ 50.359569][ T764] ? rwlock_bug.part.0+0x90/0x90 [ 50.364489][ T764] ? _raw_spin_lock_irq+0x41/0x50 [ 50.369556][ T764] worker_thread+0x598/0x1040 [ 50.374224][ T764] ? process_one_work+0x1430/0x1430 [ 50.379455][ T764] kthread+0x38b/0x460 [ 50.383508][ T764] ? _raw_spin_unlock_irq+0x1f/0x40 [ 50.388773][ T764] ? set_kthread_struct+0x100/0x100 [ 50.394084][ T764] ret_from_fork+0x1f/0x30 [ 50.398914][ T764] Kernel panic - not syncing: panic_on_warn set ... [ 50.405492][ T764] CPU: 0 PID: 764 Comm: kworker/u4:3 Not tainted 5.15.0-rc6-syzkaller #0 [ 50.413889][ T764] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 50.423925][ T764] Workqueue: netns cleanup_net [ 50.428667][ T764] Call Trace: [ 50.431926][ T764] dump_stack_lvl+0x57/0x7d [ 50.436403][ T764] panic+0x214/0x49f [ 50.440304][ T764] ? __warn_printk+0xee/0xee [ 50.444953][ T764] ? devlink_trap_policers_unregister+0x8b/0xa0 [ 50.451168][ T764] __warn.cold+0x2b/0x35 [ 50.455552][ T764] ? devlink_trap_policers_unregister+0x8b/0xa0 [ 50.461850][ T764] report_bug+0x15a/0x1b0 [ 50.466189][ T764] handle_bug+0x3c/0x60 [ 50.470323][ T764] exc_invalid_op+0x14/0x40 [ 50.474853][ T764] asm_exc_invalid_op+0x12/0x20 [ 50.479673][ T764] RIP: 0010:devlink_trap_policers_unregister+0x8b/0xa0 [ 50.486754][ T764] Code: f6 38 48 01 f5 48 89 ee 4c 89 e7 83 eb 01 e8 2c fc ff ff 48 83 ed 38 83 fb ff 75 e9 5b 4c 89 ef 5d 41 5c 41 5d e9 45 b0 d7 01 <0f> 0b eb b6 e8 5c e1 13 fb eb 96 66 2e 0f 1f 84 00 00 00 00 00 41 [ 50.506333][ T764] RSP: 0018:ffffc900038efa18 EFLAGS: 00010202 [ 50.512371][ T764] RAX: 0000000000000001 RBX: 0000000000000003 RCX: ffffc900038ef8b8 [ 50.520432][ T764] RDX: 1ffff1100326c862 RSI: ffffffff88cb4560 RDI: ffffffff891f0320 [ 50.528379][ T764] RBP: ffffffff895d0b40 R08: 0000000000000001 R09: 0000000000000000 [ 50.537015][ T764] R10: 0000000000000001 R11: 000000000007a089 R12: ffff88801a8f3000 [ 50.544957][ T764] R13: ffff88801a8f3000 R14: dffffc0000000000 R15: ffff88801a8f3398 [ 50.553347][ T764] ? devlink_trap_policers_unregister+0x41/0xa0 [ 50.559565][ T764] nsim_dev_traps_exit+0x73/0x170 [ 50.564561][ T764] nsim_dev_reload_destroy+0x1d0/0x2b0 [ 50.569991][ T764] nsim_dev_reload_down+0xab/0x130 [ 50.575164][ T764] devlink_reload+0x1ae/0x600 [ 50.579830][ T764] ? devlink_remote_reload_actions_performed+0x30/0x30 [ 50.586673][ T764] ? __mutex_unlock_slowpath+0x157/0x5e0 [ 50.592371][ T764] devlink_pernet_pre_exit+0x1cf/0x270 [ 50.597810][ T764] ? devlink_nl_cmd_reload+0xf80/0xf80 [ 50.603238][ T764] ? nf_tables_pre_exit_net+0xdb/0x3b0 [ 50.608669][ T764] cleanup_net+0x3a4/0x980 [ 50.613055][ T764] ? do_raw_spin_lock+0x120/0x2b0 [ 50.618049][ T764] ? unregister_pernet_device+0x60/0x60 [ 50.623566][ T764] process_one_work+0x85b/0x1430 [ 50.628477][ T764] ? lock_release+0x720/0x720 [ 50.633122][ T764] ? pwq_dec_nr_in_flight+0x230/0x230 [ 50.638464][ T764] ? rwlock_bug.part.0+0x90/0x90 [ 50.643369][ T764] ? _raw_spin_lock_irq+0x41/0x50 [ 50.648492][ T764] worker_thread+0x598/0x1040 [ 50.653156][ T764] ? process_one_work+0x1430/0x1430 [ 50.658351][ T764] kthread+0x38b/0x460 [ 50.662385][ T764] ? _raw_spin_unlock_irq+0x1f/0x40 [ 50.667551][ T764] ? set_kthread_struct+0x100/0x100 [ 50.672718][ T764] ret_from_fork+0x1f/0x30 [ 50.677368][ T764] Kernel Offset: disabled [ 50.681865][ T764] Rebooting in 86400 seconds..