[ 15.487916][ T263] ip (263) used greatest stack depth: 23536 bytes left
[ 18.391166][ T69] ==================================================================
[ 18.391452][ T69] BUG: KASAN: null-ptr-deref in try_to_grab_pending+0x81/0x6c0
[ 18.391719][ T69] Write of size 8 at addr 0000000000000000 by task kworker/u16:1/69
[ 18.391960][ T69]
[ 18.392048][ T69] CPU: 2 UID: 0 PID: 69 Comm: kworker/u16:1 Not tainted 6.18.0-rc5-virtme #1 PREEMPT(full)
[ 18.392052][ T69] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 18.392057][ T69] Workqueue: netns cleanup_net
[ 18.392070][ T69] Call Trace:
[ 18.392073][ T69]
[ 18.392076][ T69] dump_stack_lvl+0x82/0xc0
[ 18.392084][ T69] ? try_to_grab_pending+0x81/0x6c0
[ 18.392087][ T69] kasan_report+0xca/0x100
[ 18.392102][ T69] ? try_to_grab_pending+0x81/0x6c0
[ 18.392107][ T69] kasan_check_range+0x39/0x1b0
[ 18.392111][ T69] try_to_grab_pending+0x81/0x6c0
[ 18.392114][ T69] ? netif_close_many+0x201/0x650
[ 18.392120][ T69] __cancel_work+0x7c/0x260
[ 18.392124][ T69] ? enable_delayed_work+0x10/0x10
[ 18.392129][ T69] ? queue_delayed_work_on+0x6a/0xa0
[ 18.392134][ T69] __cancel_work_sync+0x18/0xc0
[ 18.392139][ T69] __dev_close_many+0x1cf/0x980
[ 18.392142][ T69] ? netdev_notify_peers+0x20/0x20
[ 18.392146][ T69] ? netif_close_many+0x201/0x650
[ 18.392150][ T69] netif_close_many+0x201/0x650
[ 18.392153][ T69] ? __mutex_handoff+0x2b0/0x2b0
[ 18.392163][ T69] ? __dev_close_many+0x980/0x980
[ 18.392166][ T69] ? netif_close_many_and_unlock+0x21/0x2a0
[ 18.392169][ T69] ? trace_contention_end+0xd8/0x140
[ 18.392173][ T69] unregister_netdevice_many_notify+0x30a/0x1c90
[ 18.392178][ T69] ? default_device_exit_batch+0x80/0x2d0
[ 18.392182][ T69] ? mutex_is_locked+0x1c/0x50
[ 18.392186][ T69] ? dev_ingress_queue_create+0x190/0x190
[ 18.392189][ T69] ? rtnl_is_locked+0x15/0x20
[ 18.392193][ T69] ? unregister_netdevice_queue+0x6f/0x410
[ 18.392196][ T69] ? unregister_netdevice_many+0x20/0x20
[ 18.392200][ T69] ? unregister_netdevice_many+0x20/0x20
[ 18.392206][ T69] default_device_exit_batch+0x235/0x2d0
[ 18.392209][ T69] ? unregister_netdev+0x60/0x60
[ 18.392215][ T69] ops_undo_list+0x2bf/0x890
[ 18.392221][ T69] ? rtnl_net_dumpid_one+0x270/0x270
[ 18.392224][ T69] ? cleanup_net+0x2d6/0x8b0
[ 18.392230][ T69] cleanup_net+0x3b2/0x8b0
[ 18.392235][ T69] ? net_passive_dec+0x190/0x190
[ 18.392239][ T69] ? rcu_is_watching+0x12/0xb0
[ 18.392247][ T69] process_one_work+0xe35/0x1650
[ 18.392254][ T69] ? pwq_dec_nr_in_flight+0x550/0x550
[ 18.392260][ T69] ? assign_work+0x168/0x240
[ 18.392264][ T69] worker_thread+0x591/0xcf0
[ 18.392270][ T69] ? rescuer_thread+0xd10/0xd10
[ 18.392274][ T69] kthread+0x37b/0x5f0
[ 18.392282][ T69] ? kthread_is_per_cpu+0xc0/0xc0
[ 18.392284][ T69] ? ret_from_fork+0x1b/0x270
[ 18.392290][ T69] ? __lock_release+0x5d/0x170
[ 18.392294][ T69] ? rcu_is_watching+0x12/0xb0
[ 18.392297][ T69] ? kthread_is_per_cpu+0xc0/0xc0
[ 18.392301][ T69] ret_from_fork+0x1db/0x270
[ 18.392303][ T69] ? kthread_is_per_cpu+0xc0/0xc0
[ 18.392306][ T69] ret_from_fork_asm+0x11/0x20
[ 18.392317][ T69]
[ 18.392318][ T69] ==================================================================
[ 18.401395][ T69] Disabling lock debugging due to kernel taint
[ 18.401602][ T69] BUG: kernel NULL pointer dereference, address: 0000000000000000
[ 18.401833][ T69] #PF: supervisor write access in kernel mode
[ 18.402031][ T69] #PF: error_code(0x0002) - not-present page
[ 18.402236][ T69] PGD 0 P4D 0
[ 18.402363][ T69] Oops: Oops: 0002 [#1] SMP KASAN
[ 18.402536][ T69] CPU: 2 UID: 0 PID: 69 Comm: kworker/u16:1 Tainted: G B 6.18.0-rc5-virtme #1 PREEMPT(full)
[ 18.402895][ T69] Tainted: [B]=BAD_PAGE
[ 18.403016][ T69] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 18.403220][ T69] Workqueue: netns cleanup_net
[ 18.403391][ T69] RIP: 0010:try_to_grab_pending+0x81/0x6c0
[ 18.403604][ T69] 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
[ 18.404171][ T69] RSP: 0018:ffffc900004a7680 EFLAGS: 00010046
[ 18.404376][ T69] RAX: 0000000000000000 RBX: 0000000000000000 RCX: ffffffff84649b8a
[ 18.404623][ T69] RDX: fffffbfff126cacd RSI: 0000000000000008 RDI: ffffffff89365660
[ 18.404864][ T69] RBP: ffffc900004a76e8 R08: 0000000000000001 R09: fffffbfff126cacc
[ 18.405104][ T69] R10: ffffffff89365667 R11: ffffc900004a7140 R12: 0000000000000000
[ 18.405345][ T69] R13: 0000000000000282 R14: ffff88800eb4c000 R15: dffffc0000000000
[ 18.405591][ T69] FS: 0000000000000000(0000) GS:ffff8880dd807000(0000) knlGS:0000000000000000
[ 18.405867][ T69] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 18.406068][ T69] CR2: 0000000000000000 CR3: 0000000073949005 CR4: 0000000000772ef0
[ 18.406309][ T69] PKRU: 55555554
[ 18.406431][ T69] Call Trace:
[ 18.406559][ T69]
[ 18.406642][ T69] ? netif_close_many+0x201/0x650
[ 18.406804][ T69] __cancel_work+0x7c/0x260
[ 18.406964][ T69] ? enable_delayed_work+0x10/0x10
[ 18.407133][ T69] ? queue_delayed_work_on+0x6a/0xa0
[ 18.407293][ T69] __cancel_work_sync+0x18/0xc0
[ 18.407461][ T69] __dev_close_many+0x1cf/0x980
[ 18.407625][ T69] ? netdev_notify_peers+0x20/0x20
[ 18.407784][ T69] ? netif_close_many+0x201/0x650
[ 18.407946][ T69] netif_close_many+0x201/0x650
[ 18.408106][ T69] ? __mutex_handoff+0x2b0/0x2b0
[ 18.408266][ T69] ? __dev_close_many+0x980/0x980
[ 18.408429][ T69] ? netif_close_many_and_unlock+0x21/0x2a0
[ 18.408632][ T69] ? trace_contention_end+0xd8/0x140
[ 18.408796][ T69] unregister_netdevice_many_notify+0x30a/0x1c90
[ 18.408991][ T69] ? default_device_exit_batch+0x80/0x2d0
[ 18.409158][ T69] ? mutex_is_locked+0x1c/0x50
[ 18.409316][ T69] ? dev_ingress_queue_create+0x190/0x190
[ 18.409480][ T69] ? rtnl_is_locked+0x15/0x20
[ 18.409634][ T69] ? unregister_netdevice_queue+0x6f/0x410
[ 18.409832][ T69] ? unregister_netdevice_many+0x20/0x20
[ 18.409989][ T69] ? unregister_netdevice_many+0x20/0x20
[ 18.410161][ T69] default_device_exit_batch+0x235/0x2d0
[ 18.410323][ T69] ? unregister_netdev+0x60/0x60
[ 18.410488][ T69] ops_undo_list+0x2bf/0x890
[ 18.410650][ T69] ? rtnl_net_dumpid_one+0x270/0x270
[ 18.410808][ T69] ? cleanup_net+0x2d6/0x8b0
[ 18.410971][ T69] cleanup_net+0x3b2/0x8b0
[ 18.411141][ T69] ? net_passive_dec+0x190/0x190
[ 18.411299][ T69] ? rcu_is_watching+0x12/0xb0
[ 18.411471][ T69] process_one_work+0xe35/0x1650
[ 18.411633][ T69] ? pwq_dec_nr_in_flight+0x550/0x550
[ 18.411792][ T69] ? assign_work+0x168/0x240
[ 18.411950][ T69] worker_thread+0x591/0xcf0
[ 18.412112][ T69] ? rescuer_thread+0xd10/0xd10
[ 18.412272][ T69] kthread+0x37b/0x5f0
[ 18.412394][ T69] ? kthread_is_per_cpu+0xc0/0xc0
[ 18.412556][ T69] ? ret_from_fork+0x1b/0x270
[ 18.412718][ T69] ? __lock_release+0x5d/0x170
[ 18.412876][ T69] ? rcu_is_watching+0x12/0xb0
[ 18.413038][ T69] ? kthread_is_per_cpu+0xc0/0xc0
[ 18.413292][ T69] ret_from_fork+0x1db/0x270
[ 18.413458][ T69] ? kthread_is_per_cpu+0xc0/0xc0
[ 18.413619][ T69] ret_from_fork_asm+0x11/0x20
[ 18.413782][ T69]
[ 18.413900][ T69] Modules linked in:
[ 18.414028][ T69] CR2: 0000000000000000
[ 18.414154][ T69] ---[ end trace 0000000000000000 ]---
[ 18.414316][ T69] RIP: 0010:try_to_grab_pending+0x81/0x6c0
[ 18.414622][ T69] 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
[ 18.415181][ T69] RSP: 0018:ffffc900004a7680 EFLAGS: 00010046
[ 18.415481][ T69] RAX: 0000000000000000 RBX: 0000000000000000 RCX: ffffffff84649b8a
[ 18.415714][ T69] RDX: fffffbfff126cacd RSI: 0000000000000008 RDI: ffffffff89365660
[ 18.415944][ T69] RBP: ffffc900004a76e8 R08: 0000000000000001 R09: fffffbfff126cacc
[ 18.416274][ T69] R10: ffffffff89365667 R11: ffffc900004a7140 R12: 0000000000000000
[ 18.416515][ T69] R13: 0000000000000282 R14: ffff88800eb4c000 R15: dffffc0000000000
[ 18.416847][ T69] FS: 0000000000000000(0000) GS:ffff8880dd807000(0000) knlGS:0000000000000000
[ 18.417126][ T69] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 18.417328][ T69] CR2: 0000000000000000 CR3: 0000000073949005 CR4: 0000000000772ef0
[ 18.417659][ T69] PKRU: 55555554
[ 18.417779][ T69] Kernel panic - not syncing: Fatal exception
[ 18.418062][ T69] Kernel Offset: 0x3000000 from 0xffffffff81000000 (relocation range: 0xffffffff80000000-0xffffffffbfffffff)
[ 18.418564][ T69] ---[ end Kernel panic - not syncing: Fatal exception ]---
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