[ 15.284452][ T227] setsockopt-clos (227) used greatest stack depth: 24432 bytes left
[ 15.301144][ T68] ==================================================================
[ 15.301539][ T68] BUG: KASAN: null-ptr-deref in try_to_grab_pending+0x81/0x6c0
[ 15.301866][ T68] Write of size 8 at addr 0000000000000000 by task kworker/u16:1/68
[ 15.302161][ T68]
[ 15.302276][ T68] CPU: 2 UID: 0 PID: 68 Comm: kworker/u16:1 Not tainted 6.18.0-rc5-virtme #1 PREEMPT(full)
[ 15.302282][ T68] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 15.302286][ T68] Workqueue: netns cleanup_net
[ 15.302294][ T68] Call Trace:
[ 15.302297][ T68]
[ 15.302299][ T68] dump_stack_lvl+0x82/0xc0
[ 15.302307][ T68] ? try_to_grab_pending+0x81/0x6c0
[ 15.302310][ T68] kasan_report+0xca/0x100
[ 15.302318][ T68] ? try_to_grab_pending+0x81/0x6c0
[ 15.302323][ T68] kasan_check_range+0x39/0x1b0
[ 15.302326][ T68] try_to_grab_pending+0x81/0x6c0
[ 15.302329][ T68] ? netif_close_many+0x201/0x650
[ 15.302335][ T68] __cancel_work+0x7c/0x260
[ 15.302338][ T68] ? enable_delayed_work+0x10/0x10
[ 15.302343][ T68] ? queue_delayed_work_on+0x6a/0xa0
[ 15.302347][ T68] __cancel_work_sync+0x18/0xc0
[ 15.302351][ T68] __dev_close_many+0x1ce/0x810
[ 15.302355][ T68] ? netdev_notify_peers+0x20/0x20
[ 15.302358][ T68] ? netif_close_many+0x201/0x650
[ 15.302363][ T68] netif_close_many+0x201/0x650
[ 15.302366][ T68] ? __mutex_handoff+0x2b0/0x2b0
[ 15.302371][ T68] ? __dev_close_many+0x810/0x810
[ 15.302374][ T68] ? netif_close_many_and_unlock+0x21/0x2a0
[ 15.302379][ T68] unregister_netdevice_many_notify+0x305/0x1b30
[ 15.302384][ T68] ? find_held_lock+0x2b/0x80
[ 15.302389][ T68] ? mutex_is_locked+0x1c/0x50
[ 15.302392][ T68] ? dev_ingress_queue_create+0x190/0x190
[ 15.302396][ T68] ? rtnl_is_locked+0x15/0x20
[ 15.302399][ T68] ? unregister_netdevice_queue+0x6f/0x410
[ 15.302402][ T68] ? unregister_netdevice_many+0x20/0x20
[ 15.302406][ T68] ? unregister_netdevice_many+0x20/0x20
[ 15.302412][ T68] default_device_exit_batch+0x235/0x2d0
[ 15.302416][ T68] ? unregister_netdev+0x60/0x60
[ 15.302422][ T68] ops_undo_list+0x2bf/0x890
[ 15.302426][ T68] ? netns_get+0x110/0x110
[ 15.302428][ T68] ? cleanup_net+0x2d6/0x830
[ 15.302433][ T68] cleanup_net+0x3b2/0x830
[ 15.302437][ T68] ? net_passive_dec+0x190/0x190
[ 15.302440][ T68] ? rcu_is_watching+0x12/0xb0
[ 15.302447][ T68] process_one_work+0xe35/0x1650
[ 15.302453][ T68] ? pwq_dec_nr_in_flight+0x550/0x550
[ 15.302458][ T68] ? assign_work+0x168/0x240
[ 15.302462][ T68] worker_thread+0x591/0xcf0
[ 15.302468][ T68] ? rescuer_thread+0xd10/0xd10
[ 15.302471][ T68] kthread+0x37b/0x5f0
[ 15.302475][ T68] ? kthread_is_per_cpu+0xc0/0xc0
[ 15.302477][ T68] ? ret_from_fork+0x1b/0x270
[ 15.302485][ T68] ? __lock_release+0x5d/0x170
[ 15.302489][ T68] ? rcu_is_watching+0x12/0xb0
[ 15.302492][ T68] ? kthread_is_per_cpu+0xc0/0xc0
[ 15.302495][ T68] ret_from_fork+0x1db/0x270
[ 15.302498][ T68] ? kthread_is_per_cpu+0xc0/0xc0
[ 15.302500][ T68] ret_from_fork_asm+0x11/0x20
[ 15.302509][ T68]
[ 15.302510][ T68] ==================================================================
[ 15.313555][ T68] Disabling lock debugging due to kernel taint
[ 15.313805][ T68] BUG: kernel NULL pointer dereference, address: 0000000000000000
[ 15.314112][ T68] #PF: supervisor write access in kernel mode
[ 15.314353][ T68] #PF: error_code(0x0002) - not-present page
[ 15.314601][ T68] PGD 0 P4D 0
[ 15.314757][ T68] Oops: Oops: 0002 [#1] SMP KASAN
[ 15.314975][ T68] CPU: 2 UID: 0 PID: 68 Comm: kworker/u16:1 Tainted: G B 6.18.0-rc5-virtme #1 PREEMPT(full)
[ 15.315420][ T68] Tainted: [B]=BAD_PAGE
[ 15.315570][ T68] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 15.315819][ T68] Workqueue: netns cleanup_net
[ 15.316036][ T68] RIP: 0010:try_to_grab_pending+0x81/0x6c0
[ 15.316291][ T68] 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 7f 7f 81 00 48 0f ba 2b 00 72 11 48 83 c4 10 31 c0 5b 5d 41 5c 41 5d 41 5e
[ 15.316991][ T68] RSP: 0018:ffffc90000497690 EFLAGS: 00010046
[ 15.317253][ T68] RAX: 0000000000000000 RBX: 0000000000000000 RCX: ffffffff9823f90a
[ 15.317550][ T68] RDX: fffffbfff388b6cd RSI: 0000000000000008 RDI: ffffffff9c45b660
[ 15.317848][ T68] RBP: ffffc900004976f8 R08: 0000000000000001 R09: fffffbfff388b6cc
[ 15.318142][ T68] R10: ffffffff9c45b667 R11: ffffc90000497180 R12: 0000000000000000
[ 15.318444][ T68] R13: 0000000000000286 R14: ffff88800cd54000 R15: dffffc0000000000
[ 15.318749][ T68] FS: 0000000000000000(0000) GS:ffff888099f10000(0000) knlGS:0000000000000000
[ 15.319089][ T68] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 15.319337][ T68] CR2: 0000000000000000 CR3: 0000000029735005 CR4: 0000000000772ef0
[ 15.319633][ T68] PKRU: 55555554
[ 15.319784][ T68] Call Trace:
[ 15.319938][ T68]
[ 15.320040][ T68] ? netif_close_many+0x201/0x650
[ 15.320245][ T68] __cancel_work+0x7c/0x260
[ 15.320442][ T68] ? enable_delayed_work+0x10/0x10
[ 15.320638][ T68] ? queue_delayed_work_on+0x6a/0xa0
[ 15.320833][ T68] __cancel_work_sync+0x18/0xc0
[ 15.321028][ T68] __dev_close_many+0x1ce/0x810
[ 15.321222][ T68] ? netdev_notify_peers+0x20/0x20
[ 15.321423][ T68] ? netif_close_many+0x201/0x650
[ 15.321616][ T68] netif_close_many+0x201/0x650
[ 15.321827][ T68] ? __mutex_handoff+0x2b0/0x2b0
[ 15.322027][ T68] ? __dev_close_many+0x810/0x810
[ 15.322224][ T68] ? netif_close_many_and_unlock+0x21/0x2a0
[ 15.322468][ T68] unregister_netdevice_many_notify+0x305/0x1b30
[ 15.322714][ T68] ? find_held_lock+0x2b/0x80
[ 15.322910][ T68] ? mutex_is_locked+0x1c/0x50
[ 15.323111][ T68] ? dev_ingress_queue_create+0x190/0x190
[ 15.323307][ T68] ? rtnl_is_locked+0x15/0x20
[ 15.323506][ T68] ? unregister_netdevice_queue+0x6f/0x410
[ 15.323752][ T68] ? unregister_netdevice_many+0x20/0x20
[ 15.323948][ T68] ? unregister_netdevice_many+0x20/0x20
[ 15.324150][ T68] default_device_exit_batch+0x235/0x2d0
[ 15.324350][ T68] ? unregister_netdev+0x60/0x60
[ 15.324547][ T68] ops_undo_list+0x2bf/0x890
[ 15.324744][ T68] ? netns_get+0x110/0x110
[ 15.324941][ T68] ? cleanup_net+0x2d6/0x830
[ 15.325146][ T68] cleanup_net+0x3b2/0x830
[ 15.325340][ T68] ? net_passive_dec+0x190/0x190
[ 15.325564][ T68] ? rcu_is_watching+0x12/0xb0
[ 15.325728][ T68] process_one_work+0xe35/0x1650
[ 15.325893][ T68] ? pwq_dec_nr_in_flight+0x550/0x550
[ 15.326056][ T68] ? assign_work+0x168/0x240
[ 15.326270][ T68] worker_thread+0x591/0xcf0
[ 15.326465][ T68] ? rescuer_thread+0xd10/0xd10
[ 15.326658][ T68] kthread+0x37b/0x5f0
[ 15.326804][ T68] ? kthread_is_per_cpu+0xc0/0xc0
[ 15.326996][ T68] ? ret_from_fork+0x1b/0x270
[ 15.327193][ T68] ? __lock_release+0x5d/0x170
[ 15.327388][ T68] ? rcu_is_watching+0x12/0xb0
[ 15.327586][ T68] ? kthread_is_per_cpu+0xc0/0xc0
[ 15.327780][ T68] ret_from_fork+0x1db/0x270
[ 15.327975][ T68] ? kthread_is_per_cpu+0xc0/0xc0
[ 15.328167][ T68] ret_from_fork_asm+0x11/0x20
[ 15.328366][ T68]
[ 15.328514][ T68] Modules linked in: veth
[ 15.328672][ T68] CR2: 0000000000000000
[ 15.328821][ T68] ---[ end trace 0000000000000000 ]---
[ 15.329023][ T68] RIP: 0010:try_to_grab_pending+0x81/0x6c0
[ 15.329275][ T68] 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 7f 7f 81 00 48 0f ba 2b 00 72 11 48 83 c4 10 31 c0 5b 5d 41 5c 41 5d 41 5e
[ 15.329958][ T68] RSP: 0018:ffffc90000497690 EFLAGS: 00010046
[ 15.330203][ T68] RAX: 0000000000000000 RBX: 0000000000000000 RCX: ffffffff9823f90a
[ 15.330494][ T68] RDX: fffffbfff388b6cd RSI: 0000000000000008 RDI: ffffffff9c45b660
[ 15.330782][ T68] RBP: ffffc900004976f8 R08: 0000000000000001 R09: fffffbfff388b6cc
[ 15.331074][ T68] R10: ffffffff9c45b667 R11: ffffc90000497180 R12: 0000000000000000
[ 15.331365][ T68] R13: 0000000000000286 R14: ffff88800cd54000 R15: dffffc0000000000
[ 15.331663][ T68] FS: 0000000000000000(0000) GS:ffff888099f10000(0000) knlGS:0000000000000000
[ 15.332014][ T68] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 15.332264][ T68] CR2: 0000000000000000 CR3: 0000000029735005 CR4: 0000000000772ef0
[ 15.332554][ T68] PKRU: 55555554
[ 15.332700][ T68] Kernel panic - not syncing: Fatal exception
[ 15.333028][ T68] Kernel Offset: 0x16c00000 from 0xffffffff81000000 (relocation range: 0xffffffff80000000-0xffffffffbfffffff)
[ 15.333483][ T68] ---[ end Kernel panic - not syncing: Fatal exception ]---
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