[ 20.200658][ T293] ip (293) used greatest stack depth: 23952 bytes left
[ 30.828269][ T70] ==================================================================
[ 30.828630][ T70] BUG: KASAN: null-ptr-deref in try_to_grab_pending+0x81/0x6c0
[ 30.828935][ T70] Write of size 8 at addr 0000000000000000 by task kworker/u16:1/70
[ 30.829213][ T70]
[ 30.829310][ T70] CPU: 0 UID: 0 PID: 70 Comm: kworker/u16:1 Not tainted 6.18.0-rc5-virtme #1 PREEMPT(full)
[ 30.829315][ T70] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 30.829318][ T70] Workqueue: netns cleanup_net
[ 30.829328][ T70] Call Trace:
[ 30.829330][ T70]
[ 30.829333][ T70] dump_stack_lvl+0x82/0xc0
[ 30.829340][ T70] ? try_to_grab_pending+0x81/0x6c0
[ 30.829343][ T70] kasan_report+0xca/0x100
[ 30.829352][ T70] ? try_to_grab_pending+0x81/0x6c0
[ 30.829358][ T70] kasan_check_range+0x39/0x1b0
[ 30.829362][ T70] try_to_grab_pending+0x81/0x6c0
[ 30.829367][ T70] __cancel_work+0x7c/0x260
[ 30.829370][ T70] ? enable_delayed_work+0x10/0x10
[ 30.829375][ T70] ? queue_delayed_work_on+0x6a/0xa0
[ 30.829380][ T70] __cancel_work_sync+0x18/0xc0
[ 30.829384][ T70] __dev_close_many+0x1cf/0x980
[ 30.829389][ T70] ? netdev_notify_peers+0x20/0x20
[ 30.829392][ T70] ? netif_close_many+0x201/0x650
[ 30.829396][ T70] netif_close_many+0x201/0x650
[ 30.829399][ T70] ? __mutex_handoff+0x2b0/0x2b0
[ 30.829404][ T70] ? __dev_close_many+0x980/0x980
[ 30.829408][ T70] ? netif_close_many_and_unlock+0x21/0x2a0
[ 30.829410][ T70] ? trace_contention_end+0xd8/0x140
[ 30.829415][ T70] unregister_netdevice_many_notify+0x30a/0x1c90
[ 30.829419][ T70] ? default_device_exit_batch+0x80/0x2d0
[ 30.829424][ T70] ? mutex_is_locked+0x1c/0x50
[ 30.829427][ T70] ? dev_ingress_queue_create+0x190/0x190
[ 30.829430][ T70] ? rtnl_is_locked+0x15/0x20
[ 30.829434][ T70] ? unregister_netdevice_queue+0x6f/0x410
[ 30.829437][ T70] ? unregister_netdevice_many+0x20/0x20
[ 30.829440][ T70] ? unregister_netdevice_many+0x20/0x20
[ 30.829446][ T70] default_device_exit_batch+0x235/0x2d0
[ 30.829450][ T70] ? unregister_netdev+0x60/0x60
[ 30.829456][ T70] ops_undo_list+0x2bf/0x890
[ 30.829461][ T70] ? rtnl_net_dumpid_one+0x270/0x270
[ 30.829464][ T70] ? cleanup_net+0x2d6/0x8b0
[ 30.829470][ T70] cleanup_net+0x3b2/0x8b0
[ 30.829475][ T70] ? net_passive_dec+0x190/0x190
[ 30.829479][ T70] ? rcu_is_watching+0x12/0xb0
[ 30.829485][ T70] process_one_work+0xe35/0x1650
[ 30.829492][ T70] ? pwq_dec_nr_in_flight+0x550/0x550
[ 30.829498][ T70] ? assign_work+0x168/0x240
[ 30.829502][ T70] worker_thread+0x591/0xcf0
[ 30.829508][ T70] ? rescuer_thread+0xd10/0xd10
[ 30.829512][ T70] kthread+0x37b/0x5f0
[ 30.829518][ T70] ? kthread_is_per_cpu+0xc0/0xc0
[ 30.829521][ T70] ? ret_from_fork+0x1b/0x270
[ 30.829525][ T70] ? __lock_release+0x5d/0x170
[ 30.829528][ T70] ? rcu_is_watching+0x12/0xb0
[ 30.829531][ T70] ? kthread_is_per_cpu+0xc0/0xc0
[ 30.829535][ T70] ret_from_fork+0x1db/0x270
[ 30.829537][ T70] ? kthread_is_per_cpu+0xc0/0xc0
[ 30.829540][ T70] ret_from_fork_asm+0x11/0x20
[ 30.829549][ T70]
[ 30.829550][ T70] ==================================================================
[ 30.839281][ T70] Disabling lock debugging due to kernel taint
[ 30.839495][ T70] BUG: kernel NULL pointer dereference, address: 0000000000000000
[ 30.839751][ T70] #PF: supervisor write access in kernel mode
[ 30.839966][ T70] #PF: error_code(0x0002) - not-present page
[ 30.840183][ T70] PGD 0 P4D 0
[ 30.840317][ T70] Oops: Oops: 0002 [#1] SMP KASAN
[ 30.840496][ T70] CPU: 0 UID: 0 PID: 70 Comm: kworker/u16:1 Tainted: G B 6.18.0-rc5-virtme #1 PREEMPT(full)
[ 30.840892][ T70] Tainted: [B]=BAD_PAGE
[ 30.841040][ T70] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 30.841266][ T70] Workqueue: netns cleanup_net
[ 30.841459][ T70] RIP: 0010:try_to_grab_pending+0x81/0x6c0
[ 30.841680][ T70] 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
[ 30.842314][ T70] RSP: 0018:ffffc900004b7680 EFLAGS: 00010046
[ 30.842532][ T70] RAX: 0000000000000000 RBX: 0000000000000000 RCX: ffffffffaa049b8a
[ 30.842789][ T70] RDX: fffffbfff5dacacd RSI: 0000000000000008 RDI: ffffffffaed65660
[ 30.843113][ T70] RBP: ffffc900004b76e8 R08: 0000000000000001 R09: fffffbfff5dacacc
[ 30.843368][ T70] R10: ffffffffaed65667 R11: ffffc900004b7140 R12: 0000000000000000
[ 30.843622][ T70] R13: 0000000000000282 R14: ffff8880098e1000 R15: dffffc0000000000
[ 30.843875][ T70] FS: 0000000000000000(0000) GS:ffff8880be307000(0000) knlGS:0000000000000000
[ 30.844198][ T70] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 30.844414][ T70] CR2: 0000000000000000 CR3: 000000000c902003 CR4: 0000000000772ef0
[ 30.844672][ T70] PKRU: 55555554
[ 30.844801][ T70] Call Trace:
[ 30.844934][ T70]
[ 30.845035][ T70] __cancel_work+0x7c/0x260
[ 30.845213][ T70] ? enable_delayed_work+0x10/0x10
[ 30.845393][ T70] ? queue_delayed_work_on+0x6a/0xa0
[ 30.845568][ T70] __cancel_work_sync+0x18/0xc0
[ 30.845739][ T70] __dev_close_many+0x1cf/0x980
[ 30.845910][ T70] ? netdev_notify_peers+0x20/0x20
[ 30.846108][ T70] ? netif_close_many+0x201/0x650
[ 30.846277][ T70] netif_close_many+0x201/0x650
[ 30.846454][ T70] ? __mutex_handoff+0x2b0/0x2b0
[ 30.846627][ T70] ? __dev_close_many+0x980/0x980
[ 30.846806][ T70] ? netif_close_many_and_unlock+0x21/0x2a0
[ 30.847031][ T70] ? trace_contention_end+0xd8/0x140
[ 30.847201][ T70] unregister_netdevice_many_notify+0x30a/0x1c90
[ 30.847424][ T70] ? default_device_exit_batch+0x80/0x2d0
[ 30.847591][ T70] ? mutex_is_locked+0x1c/0x50
[ 30.847763][ T70] ? dev_ingress_queue_create+0x190/0x190
[ 30.847935][ T70] ? rtnl_is_locked+0x15/0x20
[ 30.848170][ T70] ? unregister_netdevice_queue+0x6f/0x410
[ 30.848514][ T70] ? unregister_netdevice_many+0x20/0x20
[ 30.848680][ T70] ? unregister_netdevice_many+0x20/0x20
[ 30.848860][ T70] default_device_exit_batch+0x235/0x2d0
[ 30.849137][ T70] ? unregister_netdev+0x60/0x60
[ 30.849408][ T70] ops_undo_list+0x2bf/0x890
[ 30.849579][ T70] ? rtnl_net_dumpid_one+0x270/0x270
[ 30.849755][ T70] ? cleanup_net+0x2d6/0x8b0
[ 30.850006][ T70] cleanup_net+0x3b2/0x8b0
[ 30.850424][ T70] ? net_passive_dec+0x190/0x190
[ 30.850593][ T70] ? rcu_is_watching+0x12/0xb0
[ 30.850840][ T70] process_one_work+0xe35/0x1650
[ 30.851052][ T70] ? pwq_dec_nr_in_flight+0x550/0x550
[ 30.851346][ T70] ? assign_work+0x168/0x240
[ 30.851660][ T70] worker_thread+0x591/0xcf0
[ 30.851833][ T70] ? rescuer_thread+0xd10/0xd10
[ 30.852027][ T70] kthread+0x37b/0x5f0
[ 30.852327][ T70] ? kthread_is_per_cpu+0xc0/0xc0
[ 30.852492][ T70] ? ret_from_fork+0x1b/0x270
[ 30.852663][ T70] ? __lock_release+0x5d/0x170
[ 30.852941][ T70] ? rcu_is_watching+0x12/0xb0
[ 30.853207][ T70] ? kthread_is_per_cpu+0xc0/0xc0
[ 30.853377][ T70] ret_from_fork+0x1db/0x270
[ 30.853619][ T70] ? kthread_is_per_cpu+0xc0/0xc0
[ 30.853839][ T70] ret_from_fork_asm+0x11/0x20
[ 30.854101][ T70]
[ 30.854229][ T70] Modules linked in:
[ 30.854373][ T70] CR2: 0000000000000000
[ 30.854498][ T70] ---[ end trace 0000000000000000 ]---
[ 30.854676][ T70] RIP: 0010:try_to_grab_pending+0x81/0x6c0
[ 30.855095][ T70] 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
[ 30.855831][ T70] RSP: 0018:ffffc900004b7680 EFLAGS: 00010046
[ 30.856115][ T70] RAX: 0000000000000000 RBX: 0000000000000000 RCX: ffffffffaa049b8a
[ 30.856362][ T70] RDX: fffffbfff5dacacd RSI: 0000000000000008 RDI: ffffffffaed65660
[ 30.856705][ T70] RBP: ffffc900004b76e8 R08: 0000000000000001 R09: fffffbfff5dacacc
[ 30.856983][ T70] R10: ffffffffaed65667 R11: ffffc900004b7140 R12: 0000000000000000
[ 30.857297][ T70] R13: 0000000000000282 R14: ffff8880098e1000 R15: dffffc0000000000
[ 30.857701][ T70] FS: 0000000000000000(0000) GS:ffff8880be307000(0000) knlGS:0000000000000000
[ 30.858048][ T70] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 30.858396][ T70] CR2: 0000000000000000 CR3: 000000000c902003 CR4: 0000000000772ef0
[ 30.858645][ T70] PKRU: 55555554
[ 30.858778][ T70] Kernel panic - not syncing: Fatal exception
[ 30.859177][ T70] Kernel Offset: 0x28a00000 from 0xffffffff81000000 (relocation range: 0xffffffff80000000-0xffffffffbfffffff)
[ 30.859679][ T70] ---[ end Kernel panic - not syncing: Fatal exception ]---
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