[ 15.821649][ T278] ip (278) used greatest stack depth: 23808 bytes left
[ 30.826198][ T12] ==================================================================
[ 30.826578][ T12] BUG: KASAN: null-ptr-deref in try_to_grab_pending+0x81/0x6c0
[ 30.826921][ T12] Write of size 8 at addr 0000000000000000 by task kworker/u16:0/12
[ 30.827207][ T12]
[ 30.827313][ T12] CPU: 1 UID: 0 PID: 12 Comm: kworker/u16:0 Not tainted 6.18.0-rc5-virtme #1 PREEMPT(full)
[ 30.827320][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 30.827324][ T12] Workqueue: netns cleanup_net
[ 30.827348][ T12] Call Trace:
[ 30.827355][ T12]
[ 30.827359][ T12] dump_stack_lvl+0x82/0xc0
[ 30.827379][ T12] ? try_to_grab_pending+0x81/0x6c0
[ 30.827383][ T12] kasan_report+0xca/0x100
[ 30.827400][ T12] ? try_to_grab_pending+0x81/0x6c0
[ 30.827406][ T12] kasan_check_range+0x39/0x1b0
[ 30.827410][ T12] try_to_grab_pending+0x81/0x6c0
[ 30.827415][ T12] __cancel_work+0x7c/0x260
[ 30.827418][ T12] ? enable_delayed_work+0x10/0x10
[ 30.827429][ T12] ? queue_delayed_work_on+0x6a/0xa0
[ 30.827437][ T12] __cancel_work_sync+0x18/0xc0
[ 30.827442][ T12] __dev_close_many+0x1cf/0x980
[ 30.827450][ T12] ? netdev_notify_peers+0x20/0x20
[ 30.827453][ T12] ? netif_close_many+0x201/0x650
[ 30.827458][ T12] netif_close_many+0x201/0x650
[ 30.827461][ T12] ? __mutex_handoff+0x2b0/0x2b0
[ 30.827476][ T12] ? __dev_close_many+0x980/0x980
[ 30.827482][ T12] ? netif_close_many_and_unlock+0x21/0x2a0
[ 30.827486][ T12] ? trace_contention_end+0xd8/0x140
[ 30.827490][ T12] unregister_netdevice_many_notify+0x30a/0x1c90
[ 30.827496][ T12] ? default_device_exit_batch+0x80/0x2d0
[ 30.827501][ T12] ? mutex_is_locked+0x1c/0x50
[ 30.827505][ T12] ? dev_ingress_queue_create+0x190/0x190
[ 30.827508][ T12] ? rtnl_is_locked+0x15/0x20
[ 30.827515][ T12] ? unregister_netdevice_queue+0x6f/0x410
[ 30.827518][ T12] ? unregister_netdevice_many+0x20/0x20
[ 30.827521][ T12] ? unregister_netdevice_many+0x20/0x20
[ 30.827529][ T12] default_device_exit_batch+0x235/0x2d0
[ 30.827533][ T12] ? unregister_netdev+0x60/0x60
[ 30.827539][ T12] ops_undo_list+0x2bf/0x890
[ 30.827545][ T12] ? rtnl_net_dumpid_one+0x270/0x270
[ 30.827548][ T12] ? cleanup_net+0x2d6/0x8b0
[ 30.827554][ T12] cleanup_net+0x3b2/0x8b0
[ 30.827558][ T12] ? net_passive_dec+0x190/0x190
[ 30.827563][ T12] ? rcu_is_watching+0x12/0xb0
[ 30.827573][ T12] process_one_work+0xe35/0x1650
[ 30.827580][ T12] ? pwq_dec_nr_in_flight+0x550/0x550
[ 30.827586][ T12] ? assign_work+0x168/0x240
[ 30.827590][ T12] worker_thread+0x591/0xcf0
[ 30.827596][ T12] ? rescuer_thread+0xd10/0xd10
[ 30.827600][ T12] kthread+0x37b/0x5f0
[ 30.827607][ T12] ? kthread_is_per_cpu+0xc0/0xc0
[ 30.827610][ T12] ? ret_from_fork+0x1b/0x270
[ 30.827623][ T12] ? __lock_release+0x5d/0x170
[ 30.827627][ T12] ? rcu_is_watching+0x12/0xb0
[ 30.827630][ T12] ? kthread_is_per_cpu+0xc0/0xc0
[ 30.827634][ T12] ret_from_fork+0x1db/0x270
[ 30.827636][ T12] ? kthread_is_per_cpu+0xc0/0xc0
[ 30.827639][ T12] ret_from_fork_asm+0x11/0x20
[ 30.827655][ T12]
[ 30.827656][ T12] ==================================================================
[ 30.837951][ T12] Disabling lock debugging due to kernel taint
[ 30.838198][ T12] BUG: kernel NULL pointer dereference, address: 0000000000000000
[ 30.838487][ T12] #PF: supervisor write access in kernel mode
[ 30.838717][ T12] #PF: error_code(0x0002) - not-present page
[ 30.838963][ T12] PGD 0 P4D 0
[ 30.839108][ T12] Oops: Oops: 0002 [#1] SMP KASAN
[ 30.839305][ T12] CPU: 1 UID: 0 PID: 12 Comm: kworker/u16:0 Tainted: G B 6.18.0-rc5-virtme #1 PREEMPT(full)
[ 30.839732][ T12] Tainted: [B]=BAD_PAGE
[ 30.839899][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 30.840131][ T12] Workqueue: netns cleanup_net
[ 30.840332][ T12] RIP: 0010:try_to_grab_pending+0x81/0x6c0
[ 30.840580][ T12] Code: 00 41 89 c0 b8 01 00 00 00 45 85 c0 74 0f 48 83 c4 10 5b 5d 41 5c 41 5d 41 5e 41 5f c3 be 08 00 00 00 48 89 df e8 1f 93 82 00 48 0f ba 2b 00 72 11 48 83 c4 10 31 c0 5b 5d 41 5c 41 5d 41 5e
[ 30.841247][ T12] RSP: 0000:ffffc900000c7680 EFLAGS: 00010046
[ 30.841489][ T12] RAX: 0000000000000000 RBX: 0000000000000000 RCX: ffffffffb7e49b8a
[ 30.841782][ T12] RDX: fffffbfff796cacd RSI: 0000000000000008 RDI: ffffffffbcb65660
[ 30.842072][ T12] RBP: ffffc900000c76e8 R08: 0000000000000001 R09: fffffbfff796cacc
[ 30.842355][ T12] R10: ffffffffbcb65667 R11: ffffc900000c7140 R12: 0000000000000000
[ 30.842645][ T12] R13: 0000000000000282 R14: ffff8880049ac000 R15: dffffc0000000000
[ 30.842942][ T12] FS: 0000000000000000(0000) GS:ffff8880b0587000(0000) knlGS:0000000000000000
[ 30.843256][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 30.843496][ T12] CR2: 0000000000000000 CR3: 000000000aaa9002 CR4: 0000000000772ef0
[ 30.843778][ T12] PKRU: 55555554
[ 30.843936][ T12] Call Trace:
[ 30.844079][ T12]
[ 30.844187][ T12] __cancel_work+0x7c/0x260
[ 30.844374][ T12] ? enable_delayed_work+0x10/0x10
[ 30.844575][ T12] ? queue_delayed_work_on+0x6a/0xa0
[ 30.844762][ T12] __cancel_work_sync+0x18/0xc0
[ 30.844974][ T12] __dev_close_many+0x1cf/0x980
[ 30.845166][ T12] ? netdev_notify_peers+0x20/0x20
[ 30.845344][ T12] ? netif_close_many+0x201/0x650
[ 30.845535][ T12] netif_close_many+0x201/0x650
[ 30.845718][ T12] ? __mutex_handoff+0x2b0/0x2b0
[ 30.845911][ T12] ? __dev_close_many+0x980/0x980
[ 30.846090][ T12] ? netif_close_many_and_unlock+0x21/0x2a0
[ 30.846312][ T12] ? trace_contention_end+0xd8/0x140
[ 30.846513][ T12] unregister_netdevice_many_notify+0x30a/0x1c90
[ 30.846747][ T12] ? default_device_exit_batch+0x80/0x2d0
[ 30.846945][ T12] ? mutex_is_locked+0x1c/0x50
[ 30.847126][ T12] ? dev_ingress_queue_create+0x190/0x190
[ 30.847305][ T12] ? rtnl_is_locked+0x15/0x20
[ 30.847500][ T12] ? unregister_netdevice_queue+0x6f/0x410
[ 30.847723][ T12] ? unregister_netdevice_many+0x20/0x20
[ 30.847920][ T12] ? unregister_netdevice_many+0x20/0x20
[ 30.848204][ T12] default_device_exit_batch+0x235/0x2d0
[ 30.848378][ T12] ? unregister_netdev+0x60/0x60
[ 30.848572][ T12] ops_undo_list+0x2bf/0x890
[ 30.848766][ T12] ? rtnl_net_dumpid_one+0x270/0x270
[ 30.849057][ T12] ? cleanup_net+0x2d6/0x8b0
[ 30.849235][ T12] cleanup_net+0x3b2/0x8b0
[ 30.849415][ T12] ? net_passive_dec+0x190/0x190
[ 30.849609][ T12] ? rcu_is_watching+0x12/0xb0
[ 30.849797][ T12] process_one_work+0xe35/0x1650
[ 30.849992][ T12] ? pwq_dec_nr_in_flight+0x550/0x550
[ 30.850174][ T12] ? assign_work+0x168/0x240
[ 30.850348][ T12] worker_thread+0x591/0xcf0
[ 30.850637][ T12] ? rescuer_thread+0xd10/0xd10
[ 30.850819][ T12] kthread+0x37b/0x5f0
[ 30.850979][ T12] ? kthread_is_per_cpu+0xc0/0xc0
[ 30.851153][ T12] ? ret_from_fork+0x1b/0x270
[ 30.851436][ T12] ? __lock_release+0x5d/0x170
[ 30.851642][ T12] ? rcu_is_watching+0x12/0xb0
[ 30.851828][ T12] ? kthread_is_per_cpu+0xc0/0xc0
[ 30.852022][ T12] ret_from_fork+0x1db/0x270
[ 30.852293][ T12] ? kthread_is_per_cpu+0xc0/0xc0
[ 30.852480][ T12] ret_from_fork_asm+0x11/0x20
[ 30.852672][ T12]
[ 30.852823][ T12] Modules linked in:
[ 30.852998][ T12] CR2: 0000000000000000
[ 30.853233][ T12] ---[ end trace 0000000000000000 ]---
[ 30.853419][ T12] RIP: 0010:try_to_grab_pending+0x81/0x6c0
[ 30.853667][ T12] Code: 00 41 89 c0 b8 01 00 00 00 45 85 c0 74 0f 48 83 c4 10 5b 5d 41 5c 41 5d 41 5e 41 5f c3 be 08 00 00 00 48 89 df e8 1f 93 82 00 48 0f ba 2b 00 72 11 48 83 c4 10 31 c0 5b 5d 41 5c 41 5d 41 5e
[ 30.854424][ T12] RSP: 0000:ffffc900000c7680 EFLAGS: 00010046
[ 30.854660][ T12] RAX: 0000000000000000 RBX: 0000000000000000 RCX: ffffffffb7e49b8a
[ 30.855050][ T12] RDX: fffffbfff796cacd RSI: 0000000000000008 RDI: ffffffffbcb65660
[ 30.855318][ T12] RBP: ffffc900000c76e8 R08: 0000000000000001 R09: fffffbfff796cacc
[ 30.855615][ T12] R10: ffffffffbcb65667 R11: ffffc900000c7140 R12: 0000000000000000
[ 30.855997][ T12] R13: 0000000000000282 R14: ffff8880049ac000 R15: dffffc0000000000
[ 30.856267][ T12] FS: 0000000000000000(0000) GS:ffff8880b0587000(0000) knlGS:0000000000000000
[ 30.856688][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 30.856946][ T12] CR2: 0000000000000000 CR3: 000000000aaa9002 CR4: 0000000000772ef0
[ 30.857219][ T12] PKRU: 55555554
[ 30.857464][ T12] Kernel panic - not syncing: Fatal exception
[ 30.857793][ T12] Kernel Offset: 0x36800000 from 0xffffffff81000000 (relocation range: 0xffffffff80000000-0xffffffffbfffffff)
[ 30.858209][ T12] ---[ end Kernel panic - not syncing: Fatal exception ]---
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