[ 22.906671][ T328] ip (328) used greatest stack depth: 24160 bytes left
[ 116.360540][ T12] ==================================================================
[ 116.360939][ T12] BUG: KASAN: null-ptr-deref in try_to_grab_pending+0x81/0x6c0
[ 116.361255][ T12] Write of size 8 at addr 0000000000000000 by task kworker/u16:0/12
[ 116.361542][ T12]
[ 116.361647][ T12] CPU: 1 UID: 0 PID: 12 Comm: kworker/u16:0 Not tainted 6.18.0-rc5-virtme #1 PREEMPT(full)
[ 116.361654][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 116.361660][ T12] Workqueue: netns cleanup_net
[ 116.361680][ T12] Call Trace:
[ 116.361686][ T12]
[ 116.361688][ T12] dump_stack_lvl+0x82/0xc0
[ 116.361703][ T12] ? try_to_grab_pending+0x81/0x6c0
[ 116.361707][ T12] kasan_report+0xca/0x100
[ 116.361720][ T12] ? try_to_grab_pending+0x81/0x6c0
[ 116.361726][ T12] kasan_check_range+0x39/0x1b0
[ 116.361732][ T12] try_to_grab_pending+0x81/0x6c0
[ 116.361737][ T12] __cancel_work+0x7c/0x260
[ 116.361740][ T12] ? enable_delayed_work+0x10/0x10
[ 116.361745][ T12] ? queue_delayed_work_on+0xa0/0xa0
[ 116.361748][ T12] ? lockdep_hardirqs_on+0x7c/0x110
[ 116.361764][ T12] __cancel_work_sync+0x18/0xc0
[ 116.361768][ T12] __dev_close_many+0x1cf/0x980
[ 116.361775][ T12] ? netdev_notify_peers+0x20/0x20
[ 116.361781][ T12] ? __local_bh_enable_ip+0xa9/0x120
[ 116.361789][ T12] __dev_change_flags+0x24b/0x6c0
[ 116.361797][ T12] ? netif_set_allmulti+0x360/0x360
[ 116.361803][ T12] ? trace_contention_end+0xd8/0x140
[ 116.361815][ T12] netif_change_flags+0x80/0x160
[ 116.361820][ T12] dev_change_flags+0xac/0x230
[ 116.361825][ T12] cycle_netdev+0x90/0xe0
[ 116.361835][ T12] vrf_dellink+0xd9/0x150
[ 116.361838][ T12] ? vrf_map_unregister_dev+0x480/0x480
[ 116.361844][ T12] default_device_exit_batch+0x173/0x2d0
[ 116.361848][ T12] ? unregister_netdev+0x60/0x60
[ 116.361858][ T12] ops_undo_list+0x2bf/0x890
[ 116.361867][ T12] ? rtnl_net_dumpid_one+0x270/0x270
[ 116.361871][ T12] ? cleanup_net+0x2d6/0x8b0
[ 116.361877][ T12] cleanup_net+0x3b2/0x8b0
[ 116.361881][ T12] ? net_passive_dec+0x190/0x190
[ 116.361886][ T12] ? rcu_is_watching+0x12/0xb0
[ 116.361896][ T12] process_one_work+0xe35/0x1650
[ 116.361903][ T12] ? pwq_dec_nr_in_flight+0x550/0x550
[ 116.361909][ T12] ? assign_work+0x168/0x240
[ 116.361913][ T12] worker_thread+0x591/0xcf0
[ 116.361919][ T12] ? rescuer_thread+0xd10/0xd10
[ 116.361923][ T12] kthread+0x37b/0x5f0
[ 116.361929][ T12] ? kthread_is_per_cpu+0xc0/0xc0
[ 116.361932][ T12] ? ret_from_fork+0x1b/0x270
[ 116.361943][ T12] ? __lock_release+0x5d/0x170
[ 116.361947][ T12] ? rcu_is_watching+0x12/0xb0
[ 116.361950][ T12] ? kthread_is_per_cpu+0xc0/0xc0
[ 116.361954][ T12] ret_from_fork+0x1db/0x270
[ 116.361957][ T12] ? kthread_is_per_cpu+0xc0/0xc0
[ 116.361960][ T12] ret_from_fork_asm+0x11/0x20
[ 116.361974][ T12]
[ 116.361975][ T12] ==================================================================
[ 116.371507][ T12] Disabling lock debugging due to kernel taint
[ 116.371759][ T12] BUG: kernel NULL pointer dereference, address: 0000000000000000
[ 116.372058][ T12] #PF: supervisor write access in kernel mode
[ 116.372278][ T12] #PF: error_code(0x0002) - not-present page
[ 116.372518][ T12] PGD 0 P4D 0
[ 116.372659][ T12] Oops: Oops: 0002 [#1] SMP KASAN
[ 116.372868][ T12] CPU: 1 UID: 0 PID: 12 Comm: kworker/u16:0 Tainted: G B 6.18.0-rc5-virtme #1 PREEMPT(full)
[ 116.373278][ T12] Tainted: [B]=BAD_PAGE
[ 116.373421][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 116.373657][ T12] Workqueue: netns cleanup_net
[ 116.373860][ T12] RIP: 0010:try_to_grab_pending+0x81/0x6c0
[ 116.374098][ 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
[ 116.374768][ T12] RSP: 0018:ffffc900000c7698 EFLAGS: 00010046
[ 116.375010][ T12] RAX: 0000000000000000 RBX: 0000000000000000 RCX: ffffffff8da49b8a
[ 116.375285][ T12] RDX: fffffbfff24ecacd RSI: 0000000000000008 RDI: ffffffff92765660
[ 116.375570][ T12] RBP: ffffc900000c7700 R08: 0000000000000001 R09: fffffbfff24ecacc
[ 116.375847][ T12] R10: ffffffff92765667 R11: ffffc900000c7180 R12: 0000000000000000
[ 116.376129][ T12] R13: 0000000000000282 R14: ffff88800f0d4000 R15: dffffc0000000000
[ 116.376398][ T12] FS: 0000000000000000(0000) GS:ffff8880da987000(0000) knlGS:0000000000000000
[ 116.376727][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 116.376967][ T12] CR2: 0000000000000000 CR3: 0000000049d49002 CR4: 0000000000772ef0
[ 116.377250][ T12] PKRU: 55555554
[ 116.377388][ T12] Call Trace:
[ 116.377540][ T12]
[ 116.377636][ T12] __cancel_work+0x7c/0x260
[ 116.377828][ T12] ? enable_delayed_work+0x10/0x10
[ 116.378023][ T12] ? queue_delayed_work_on+0xa0/0xa0
[ 116.378209][ T12] ? lockdep_hardirqs_on+0x7c/0x110
[ 116.378388][ T12] __cancel_work_sync+0x18/0xc0
[ 116.378580][ T12] __dev_close_many+0x1cf/0x980
[ 116.378759][ T12] ? netdev_notify_peers+0x20/0x20
[ 116.378953][ T12] ? __local_bh_enable_ip+0xa9/0x120
[ 116.379137][ T12] __dev_change_flags+0x24b/0x6c0
[ 116.379321][ T12] ? netif_set_allmulti+0x360/0x360
[ 116.379516][ T12] ? trace_contention_end+0xd8/0x140
[ 116.379694][ T12] netif_change_flags+0x80/0x160
[ 116.379886][ T12] dev_change_flags+0xac/0x230
[ 116.380073][ T12] cycle_netdev+0x90/0xe0
[ 116.380208][ T12] vrf_dellink+0xd9/0x150
[ 116.380344][ T12] ? vrf_map_unregister_dev+0x480/0x480
[ 116.380652][ T12] default_device_exit_batch+0x173/0x2d0
[ 116.380841][ T12] ? unregister_netdev+0x60/0x60
[ 116.381035][ T12] ops_undo_list+0x2bf/0x890
[ 116.381218][ T12] ? rtnl_net_dumpid_one+0x270/0x270
[ 116.381393][ T12] ? cleanup_net+0x2d6/0x8b0
[ 116.381589][ T12] cleanup_net+0x3b2/0x8b0
[ 116.381770][ T12] ? net_passive_dec+0x190/0x190
[ 116.381966][ T12] ? rcu_is_watching+0x12/0xb0
[ 116.382266][ T12] process_one_work+0xe35/0x1650
[ 116.382457][ T12] ? pwq_dec_nr_in_flight+0x550/0x550
[ 116.382646][ T12] ? assign_work+0x168/0x240
[ 116.382833][ T12] worker_thread+0x591/0xcf0
[ 116.383131][ T12] ? rescuer_thread+0xd10/0xd10
[ 116.383310][ T12] kthread+0x37b/0x5f0
[ 116.383453][ T12] ? kthread_is_per_cpu+0xc0/0xc0
[ 116.383640][ T12] ? ret_from_fork+0x1b/0x270
[ 116.383956][ T12] ? __lock_release+0x5d/0x170
[ 116.384144][ T12] ? rcu_is_watching+0x12/0xb0
[ 116.384324][ T12] ? kthread_is_per_cpu+0xc0/0xc0
[ 116.384526][ T12] ret_from_fork+0x1db/0x270
[ 116.384836][ T12] ? kthread_is_per_cpu+0xc0/0xc0
[ 116.385035][ T12] ret_from_fork_asm+0x11/0x20
[ 116.385218][ T12]
[ 116.385356][ T12] Modules linked in:
[ 116.385536][ T12] CR2: 0000000000000000
[ 116.385781][ T12] ---[ end trace 0000000000000000 ]---
[ 116.385983][ T12] RIP: 0010:try_to_grab_pending+0x81/0x6c0
[ 116.386224][ 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
[ 116.387007][ T12] RSP: 0018:ffffc900000c7698 EFLAGS: 00010046
[ 116.387267][ T12] RAX: 0000000000000000 RBX: 0000000000000000 RCX: ffffffff8da49b8a
[ 116.387657][ T12] RDX: fffffbfff24ecacd RSI: 0000000000000008 RDI: ffffffff92765660
[ 116.387939][ T12] RBP: ffffc900000c7700 R08: 0000000000000001 R09: fffffbfff24ecacc
[ 116.388313][ T12] R10: ffffffff92765667 R11: ffffc900000c7180 R12: 0000000000000000
[ 116.388600][ T12] R13: 0000000000000282 R14: ffff88800f0d4000 R15: dffffc0000000000
[ 116.388890][ T12] FS: 0000000000000000(0000) GS:ffff8880da987000(0000) knlGS:0000000000000000
[ 116.389309][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 116.389544][ T12] CR2: 0000000000000000 CR3: 0000000049d49002 CR4: 0000000000772ef0
[ 116.389833][ T12] PKRU: 55555554
[ 116.390089][ T12] Kernel panic - not syncing: Fatal exception
[ 116.390418][ T12] Kernel Offset: 0xc400000 from 0xffffffff81000000 (relocation range: 0xffffffff80000000-0xffffffffbfffffff)
[ 116.390872][ T12] ---[ end Kernel panic - not syncing: Fatal exception ]---
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