[ 16.045801][ T263] ip (263) used greatest stack depth: 23728 bytes left
[ 18.760431][ T12] ==================================================================
[ 18.760743][ T12] BUG: KASAN: null-ptr-deref in try_to_grab_pending+0x81/0x6c0
[ 18.761010][ T12] Write of size 8 at addr 0000000000000000 by task kworker/u16:0/12
[ 18.761265][ T12]
[ 18.761373][ T12] CPU: 0 UID: 0 PID: 12 Comm: kworker/u16:0 Not tainted 6.18.0-rc5-virtme #1 PREEMPT(full)
[ 18.761378][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 18.761381][ T12] Workqueue: netns cleanup_net
[ 18.761391][ T12] Call Trace:
[ 18.761393][ T12]
[ 18.761396][ T12] dump_stack_lvl+0x82/0xc0
[ 18.761402][ T12] ? try_to_grab_pending+0x81/0x6c0
[ 18.761405][ T12] kasan_report+0xca/0x100
[ 18.761412][ T12] ? try_to_grab_pending+0x81/0x6c0
[ 18.761417][ T12] kasan_check_range+0x39/0x1b0
[ 18.761421][ T12] try_to_grab_pending+0x81/0x6c0
[ 18.761426][ T12] __cancel_work+0x7c/0x260
[ 18.761430][ T12] ? enable_delayed_work+0x10/0x10
[ 18.761442][ T12] __cancel_work_sync+0x18/0xc0
[ 18.761448][ T12] __dev_close_many+0x1cf/0x980
[ 18.761454][ T12] ? netdev_notify_peers+0x20/0x20
[ 18.761458][ T12] ? netif_close_many+0x201/0x650
[ 18.761462][ T12] netif_close_many+0x201/0x650
[ 18.761465][ T12] ? __mutex_handoff+0x2b0/0x2b0
[ 18.761471][ T12] ? __dev_close_many+0x980/0x980
[ 18.761474][ T12] ? netif_close_many_and_unlock+0x21/0x2a0
[ 18.761477][ T12] ? trace_contention_end+0xd8/0x140
[ 18.761482][ T12] unregister_netdevice_many_notify+0x30a/0x1c90
[ 18.761486][ T12] ? default_device_exit_batch+0x80/0x2d0
[ 18.761491][ T12] ? mutex_is_locked+0x1c/0x50
[ 18.761494][ T12] ? dev_ingress_queue_create+0x190/0x190
[ 18.761498][ T12] ? rtnl_is_locked+0x15/0x20
[ 18.761501][ T12] ? unregister_netdevice_queue+0x6f/0x410
[ 18.761504][ T12] ? unregister_netdevice_many+0x20/0x20
[ 18.761507][ T12] ? unregister_netdevice_many+0x20/0x20
[ 18.761513][ T12] default_device_exit_batch+0x235/0x2d0
[ 18.761517][ T12] ? unregister_netdev+0x60/0x60
[ 18.761523][ T12] ops_undo_list+0x2bf/0x890
[ 18.761529][ T12] ? rtnl_net_dumpid_one+0x270/0x270
[ 18.761532][ T12] ? cleanup_net+0x2d6/0x8b0
[ 18.761538][ T12] cleanup_net+0x3b2/0x8b0
[ 18.761552][ T12] ? net_passive_dec+0x190/0x190
[ 18.761557][ T12] ? rcu_is_watching+0x12/0xb0
[ 18.761563][ T12] process_one_work+0xe35/0x1650
[ 18.761570][ T12] ? pwq_dec_nr_in_flight+0x550/0x550
[ 18.761576][ T12] ? assign_work+0x168/0x240
[ 18.761580][ T12] worker_thread+0x591/0xcf0
[ 18.761586][ T12] ? rescuer_thread+0xd10/0xd10
[ 18.761590][ T12] kthread+0x37b/0x5f0
[ 18.761595][ T12] ? kthread_is_per_cpu+0xc0/0xc0
[ 18.761597][ T12] ? ret_from_fork+0x1b/0x270
[ 18.761602][ T12] ? __lock_release+0x5d/0x170
[ 18.761605][ T12] ? rcu_is_watching+0x12/0xb0
[ 18.761608][ T12] ? kthread_is_per_cpu+0xc0/0xc0
[ 18.761612][ T12] ret_from_fork+0x1db/0x270
[ 18.761614][ T12] ? kthread_is_per_cpu+0xc0/0xc0
[ 18.761618][ T12] ret_from_fork_asm+0x11/0x20
[ 18.761627][ T12]
[ 18.761628][ T12] ==================================================================
[ 18.771059][ T12] Disabling lock debugging due to kernel taint
[ 18.771289][ T12] BUG: kernel NULL pointer dereference, address: 0000000000000000
[ 18.771574][ T12] #PF: supervisor write access in kernel mode
[ 18.771776][ T12] #PF: error_code(0x0002) - not-present page
[ 18.771996][ T12] PGD 0 P4D 0
[ 18.772133][ T12] Oops: Oops: 0002 [#1] SMP KASAN
[ 18.772316][ T12] CPU: 0 UID: 0 PID: 12 Comm: kworker/u16:0 Tainted: G B 6.18.0-rc5-virtme #1 PREEMPT(full)
[ 18.772730][ T12] Tainted: [B]=BAD_PAGE
[ 18.772863][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 18.773069][ T12] Workqueue: netns cleanup_net
[ 18.773258][ T12] RIP: 0010:try_to_grab_pending+0x81/0x6c0
[ 18.773512][ 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
[ 18.774111][ T12] RSP: 0000:ffffc900000c7680 EFLAGS: 00010046
[ 18.774340][ T12] RAX: 0000000000000000 RBX: 0000000000000000 RCX: ffffffffb1249b8a
[ 18.774609][ T12] RDX: fffffbfff6becacd RSI: 0000000000000008 RDI: ffffffffb5f65660
[ 18.774863][ T12] RBP: ffffc900000c76e8 R08: 0000000000000001 R09: fffffbfff6becacc
[ 18.775108][ T12] R10: ffffffffb5f65667 R11: ffffc900000c7140 R12: 0000000000000000
[ 18.775378][ T12] R13: 0000000000000282 R14: ffff88800e05c000 R15: dffffc0000000000
[ 18.775653][ T12] FS: 0000000000000000(0000) GS:ffff8880b7107000(0000) knlGS:0000000000000000
[ 18.775945][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 18.776156][ T12] CR2: 0000000000000000 CR3: 0000000053149002 CR4: 0000000000772ef0
[ 18.776429][ T12] PKRU: 55555554
[ 18.776569][ T12] Call Trace:
[ 18.776701][ T12]
[ 18.776815][ T12] __cancel_work+0x7c/0x260
[ 18.776990][ T12] ? enable_delayed_work+0x10/0x10
[ 18.777165][ T12] __cancel_work_sync+0x18/0xc0
[ 18.777347][ T12] __dev_close_many+0x1cf/0x980
[ 18.777536][ T12] ? netdev_notify_peers+0x20/0x20
[ 18.777705][ T12] ? netif_close_many+0x201/0x650
[ 18.777874][ T12] netif_close_many+0x201/0x650
[ 18.778041][ T12] ? __mutex_handoff+0x2b0/0x2b0
[ 18.778222][ T12] ? __dev_close_many+0x980/0x980
[ 18.778411][ T12] ? netif_close_many_and_unlock+0x21/0x2a0
[ 18.778632][ T12] ? trace_contention_end+0xd8/0x140
[ 18.778798][ T12] unregister_netdevice_many_notify+0x30a/0x1c90
[ 18.779010][ T12] ? default_device_exit_batch+0x80/0x2d0
[ 18.779182][ T12] ? mutex_is_locked+0x1c/0x50
[ 18.779367][ T12] ? dev_ingress_queue_create+0x190/0x190
[ 18.779557][ T12] ? rtnl_is_locked+0x15/0x20
[ 18.779727][ T12] ? unregister_netdevice_queue+0x6f/0x410
[ 18.779941][ T12] ? unregister_netdevice_many+0x20/0x20
[ 18.780110][ T12] ? unregister_netdevice_many+0x20/0x20
[ 18.780292][ T12] default_device_exit_batch+0x235/0x2d0
[ 18.780485][ T12] ? unregister_netdev+0x60/0x60
[ 18.780665][ T12] ops_undo_list+0x2bf/0x890
[ 18.780834][ T12] ? rtnl_net_dumpid_one+0x270/0x270
[ 18.781000][ T12] ? cleanup_net+0x2d6/0x8b0
[ 18.781172][ T12] cleanup_net+0x3b2/0x8b0
[ 18.781350][ T12] ? net_passive_dec+0x190/0x190
[ 18.781548][ T12] ? rcu_is_watching+0x12/0xb0
[ 18.781726][ T12] process_one_work+0xe35/0x1650
[ 18.781903][ T12] ? pwq_dec_nr_in_flight+0x550/0x550
[ 18.782094][ T12] ? assign_work+0x168/0x240
[ 18.782266][ T12] worker_thread+0x591/0xcf0
[ 18.782457][ T12] ? rescuer_thread+0xd10/0xd10
[ 18.782640][ T12] kthread+0x37b/0x5f0
[ 18.782767][ T12] ? kthread_is_per_cpu+0xc0/0xc0
[ 18.782938][ T12] ? ret_from_fork+0x1b/0x270
[ 18.783104][ T12] ? __lock_release+0x5d/0x170
[ 18.783268][ T12] ? rcu_is_watching+0x12/0xb0
[ 18.783465][ T12] ? kthread_is_per_cpu+0xc0/0xc0
[ 18.783644][ T12] ret_from_fork+0x1db/0x270
[ 18.783811][ T12] ? kthread_is_per_cpu+0xc0/0xc0
[ 18.783982][ T12] ret_from_fork_asm+0x11/0x20
[ 18.784155][ T12]
[ 18.784291][ T12] Modules linked in:
[ 18.784448][ T12] CR2: 0000000000000000
[ 18.784587][ T12] ---[ end trace 0000000000000000 ]---
[ 18.784758][ T12] RIP: 0010:try_to_grab_pending+0x81/0x6c0
[ 18.784981][ 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
[ 18.785615][ T12] RSP: 0000:ffffc900000c7680 EFLAGS: 00010046
[ 18.785829][ T12] RAX: 0000000000000000 RBX: 0000000000000000 RCX: ffffffffb1249b8a
[ 18.786083][ T12] RDX: fffffbfff6becacd RSI: 0000000000000008 RDI: ffffffffb5f65660
[ 18.786379][ T12] RBP: ffffc900000c76e8 R08: 0000000000000001 R09: fffffbfff6becacc
[ 18.786651][ T12] R10: ffffffffb5f65667 R11: ffffc900000c7140 R12: 0000000000000000
[ 18.786927][ T12] R13: 0000000000000282 R14: ffff88800e05c000 R15: dffffc0000000000
[ 18.787187][ T12] FS: 0000000000000000(0000) GS:ffff8880b7107000(0000) knlGS:0000000000000000
[ 18.787516][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 18.787736][ T12] CR2: 0000000000000000 CR3: 0000000053149002 CR4: 0000000000772ef0
[ 18.787991][ T12] PKRU: 55555554
[ 18.788121][ T12] Kernel panic - not syncing: Fatal exception
[ 18.788448][ T12] Kernel Offset: 0x2fc00000 from 0xffffffff81000000 (relocation range: 0xffffffff80000000-0xffffffffbfffffff)
[ 18.788860][ T12] ---[ end Kernel panic - not syncing: Fatal exception ]---
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