[ 20.658240][ T69] ==================================================================
[ 20.658687][ T69] BUG: KASAN: null-ptr-deref in try_to_grab_pending+0x81/0x6c0
[ 20.659099][ T69] Write of size 8 at addr 0000000000000000 by task kworker/u16:1/69
[ 20.659475][ T69]
[ 20.659611][ T69] CPU: 0 UID: 0 PID: 69 Comm: kworker/u16:1 Not tainted 6.18.0-rc5-virtme #1 PREEMPT(full)
[ 20.659618][ T69] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 20.659625][ T69] Workqueue: netns cleanup_net
[ 20.659638][ T69] Call Trace:
[ 20.659641][ T69]
[ 20.659645][ T69] dump_stack_lvl+0x82/0xc0
[ 20.659653][ T69] ? try_to_grab_pending+0x81/0x6c0
[ 20.659659][ T69] kasan_report+0xca/0x100
[ 20.659672][ T69] ? try_to_grab_pending+0x81/0x6c0
[ 20.659683][ T69] kasan_check_range+0x39/0x1b0
[ 20.659689][ T69] try_to_grab_pending+0x81/0x6c0
[ 20.659697][ T69] __cancel_work+0x7c/0x260
[ 20.659701][ T69] ? enable_delayed_work+0x10/0x10
[ 20.659709][ T69] ? queue_delayed_work_on+0x6a/0xa0
[ 20.659716][ T69] __cancel_work_sync+0x18/0xc0
[ 20.659722][ T69] __dev_close_many+0x1cf/0x980
[ 20.659729][ T69] ? netdev_notify_peers+0x20/0x20
[ 20.659734][ T69] ? netif_close_many+0x201/0x650
[ 20.659741][ T69] netif_close_many+0x201/0x650
[ 20.659746][ T69] ? __mutex_handoff+0x2b0/0x2b0
[ 20.659753][ T69] ? __dev_close_many+0x980/0x980
[ 20.659758][ T69] ? netif_close_many_and_unlock+0x21/0x2a0
[ 20.659762][ T69] ? trace_contention_end+0xd8/0x140
[ 20.659769][ T69] unregister_netdevice_many_notify+0x30a/0x1c90
[ 20.659776][ T69] ? default_device_exit_batch+0x80/0x2d0
[ 20.659783][ T69] ? mutex_is_locked+0x1c/0x50
[ 20.659789][ T69] ? dev_ingress_queue_create+0x190/0x190
[ 20.659794][ T69] ? rtnl_is_locked+0x15/0x20
[ 20.659799][ T69] ? unregister_netdevice_queue+0x6f/0x410
[ 20.659803][ T69] ? unregister_netdevice_many+0x20/0x20
[ 20.659810][ T69] ? unregister_netdevice_many+0x20/0x20
[ 20.659821][ T69] default_device_exit_batch+0x235/0x2d0
[ 20.659827][ T69] ? unregister_netdev+0x60/0x60
[ 20.659839][ T69] ops_undo_list+0x2bf/0x890
[ 20.659848][ T69] ? rtnl_net_dumpid_one+0x270/0x270
[ 20.659852][ T69] ? cleanup_net+0x2d6/0x8b0
[ 20.659861][ T69] cleanup_net+0x3b2/0x8b0
[ 20.659868][ T69] ? net_passive_dec+0x190/0x190
[ 20.659876][ T69] ? rcu_is_watching+0x12/0xb0
[ 20.659888][ T69] process_one_work+0xe35/0x1650
[ 20.659898][ T69] ? pwq_dec_nr_in_flight+0x550/0x550
[ 20.659910][ T69] ? assign_work+0x168/0x240
[ 20.659918][ T69] worker_thread+0x591/0xcf0
[ 20.659929][ T69] ? rescuer_thread+0xd10/0xd10
[ 20.659936][ T69] kthread+0x37b/0x5f0
[ 20.659944][ T69] ? kthread_is_per_cpu+0xc0/0xc0
[ 20.659948][ T69] ? ret_from_fork+0x1b/0x270
[ 20.659954][ T69] ? __lock_release+0x5d/0x170
[ 20.659961][ T69] ? rcu_is_watching+0x12/0xb0
[ 20.659966][ T69] ? kthread_is_per_cpu+0xc0/0xc0
[ 20.659971][ T69] ret_from_fork+0x1db/0x270
[ 20.659975][ T69] ? kthread_is_per_cpu+0xc0/0xc0
[ 20.659980][ T69] ret_from_fork_asm+0x11/0x20
[ 20.659995][ T69]
[ 20.659996][ T69] ==================================================================
[ 20.671870][ T69] Disabling lock debugging due to kernel taint
[ 20.672104][ T69] BUG: kernel NULL pointer dereference, address: 0000000000000000
[ 20.672356][ T69] #PF: supervisor write access in kernel mode
[ 20.672565][ T69] #PF: error_code(0x0002) - not-present page
[ 20.672773][ T69] PGD 174ce067 P4D 174ce067 PUD 242d067 PMD 0
[ 20.672996][ T69] Oops: Oops: 0002 [#1] SMP KASAN
[ 20.673172][ T69] CPU: 0 UID: 0 PID: 69 Comm: kworker/u16:1 Tainted: G B 6.18.0-rc5-virtme #1 PREEMPT(full)
[ 20.673554][ T69] Tainted: [B]=BAD_PAGE
[ 20.673685][ T69] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 20.673900][ T69] Workqueue: netns cleanup_net
[ 20.674083][ T69] RIP: 0010:try_to_grab_pending+0x81/0x6c0
[ 20.674305][ 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
[ 20.674922][ T69] RSP: 0018:ffffc900004a7680 EFLAGS: 00010046
[ 20.675146][ T69] RAX: 0000000000000000 RBX: 0000000000000000 RCX: ffffffff8c249b8a
[ 20.675398][ T69] RDX: fffffbfff21ecacd RSI: 0000000000000008 RDI: ffffffff90f65660
[ 20.675651][ T69] RBP: ffffc900004a76e8 R08: 0000000000000001 R09: fffffbfff21ecacc
[ 20.675906][ T69] R10: ffffffff90f65667 R11: ffffc900004a7140 R12: 0000000000000000
[ 20.676165][ T69] R13: 0000000000000282 R14: ffff88800df2c000 R15: dffffc0000000000
[ 20.676417][ T69] FS: 0000000000000000(0000) GS:ffff8880dc107000(0000) knlGS:0000000000000000
[ 20.676710][ T69] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 20.676932][ T69] CR2: 0000000000000000 CR3: 00000000174b8006 CR4: 0000000000772ef0
[ 20.677192][ T69] PKRU: 55555554
[ 20.677319][ T69] Call Trace:
[ 20.677448][ T69]
[ 20.677541][ T69] __cancel_work+0x7c/0x260
[ 20.677712][ T69] ? enable_delayed_work+0x10/0x10
[ 20.677892][ T69] ? queue_delayed_work_on+0x6a/0xa0
[ 20.678064][ T69] __cancel_work_sync+0x18/0xc0
[ 20.678237][ T69] __dev_close_many+0x1cf/0x980
[ 20.678406][ T69] ? netdev_notify_peers+0x20/0x20
[ 20.678580][ T69] ? netif_close_many+0x201/0x650
[ 20.678748][ T69] netif_close_many+0x201/0x650
[ 20.678924][ T69] ? __mutex_handoff+0x2b0/0x2b0
[ 20.679097][ T69] ? __dev_close_many+0x980/0x980
[ 20.679273][ T69] ? netif_close_many_and_unlock+0x21/0x2a0
[ 20.679483][ T69] ? trace_contention_end+0xd8/0x140
[ 20.679654][ T69] unregister_netdevice_many_notify+0x30a/0x1c90
[ 20.679865][ T69] ? default_device_exit_batch+0x80/0x2d0
[ 20.680047][ T69] ? mutex_is_locked+0x1c/0x50
[ 20.680221][ T69] ? dev_ingress_queue_create+0x190/0x190
[ 20.680391][ T69] ? rtnl_is_locked+0x15/0x20
[ 20.680560][ T69] ? unregister_netdevice_queue+0x6f/0x410
[ 20.680772][ T69] ? unregister_netdevice_many+0x20/0x20
[ 20.680945][ T69] ? unregister_netdevice_many+0x20/0x20
[ 20.681121][ T69] default_device_exit_batch+0x235/0x2d0
[ 20.681291][ T69] ? unregister_netdev+0x60/0x60
[ 20.681463][ T69] ops_undo_list+0x2bf/0x890
[ 20.681636][ T69] ? rtnl_net_dumpid_one+0x270/0x270
[ 20.681806][ T69] ? cleanup_net+0x2d6/0x8b0
[ 20.681984][ T69] cleanup_net+0x3b2/0x8b0
[ 20.682151][ T69] ? net_passive_dec+0x190/0x190
[ 20.682322][ T69] ? rcu_is_watching+0x12/0xb0
[ 20.682500][ T69] process_one_work+0xe35/0x1650
[ 20.682672][ T69] ? pwq_dec_nr_in_flight+0x550/0x550
[ 20.682846][ T69] ? assign_work+0x168/0x240
[ 20.683022][ T69] worker_thread+0x591/0xcf0
[ 20.683194][ T69] ? rescuer_thread+0xd10/0xd10
[ 20.683402][ T69] kthread+0x37b/0x5f0
[ 20.683547][ T69] ? kthread_is_per_cpu+0xc0/0xc0
[ 20.683724][ T69] ? ret_from_fork+0x1b/0x270
[ 20.683900][ T69] ? __lock_release+0x5d/0x170
[ 20.684169][ T69] ? rcu_is_watching+0x12/0xb0
[ 20.684339][ T69] ? kthread_is_per_cpu+0xc0/0xc0
[ 20.684508][ T69] ret_from_fork+0x1db/0x270
[ 20.684676][ T69] ? kthread_is_per_cpu+0xc0/0xc0
[ 20.684857][ T69] ret_from_fork_asm+0x11/0x20
[ 20.685036][ T69]
[ 20.685166][ T69] Modules linked in:
[ 20.685307][ T69] CR2: 0000000000000000
[ 20.685433][ T69] ---[ end trace 0000000000000000 ]---
[ 20.685605][ T69] RIP: 0010:try_to_grab_pending+0x81/0x6c0
[ 20.685822][ 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
[ 20.686528][ T69] RSP: 0018:ffffc900004a7680 EFLAGS: 00010046
[ 20.686742][ T69] RAX: 0000000000000000 RBX: 0000000000000000 RCX: ffffffff8c249b8a
[ 20.687001][ T69] RDX: fffffbfff21ecacd RSI: 0000000000000008 RDI: ffffffff90f65660
[ 20.687346][ T69] RBP: ffffc900004a76e8 R08: 0000000000000001 R09: fffffbfff21ecacc
[ 20.687599][ T69] R10: ffffffff90f65667 R11: ffffc900004a7140 R12: 0000000000000000
[ 20.687857][ T69] R13: 0000000000000282 R14: ffff88800df2c000 R15: dffffc0000000000
[ 20.688205][ T69] FS: 0000000000000000(0000) GS:ffff8880dc107000(0000) knlGS:0000000000000000
[ 20.688598][ T69] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 20.688906][ T69] CR2: 0000000000000000 CR3: 00000000174b8006 CR4: 0000000000772ef0
[ 20.689164][ T69] PKRU: 55555554
[ 20.689291][ T69] Kernel panic - not syncing: Fatal exception
[ 20.689590][ T69] Kernel Offset: 0xac00000 from 0xffffffff81000000 (relocation range: 0xffffffff80000000-0xffffffffbfffffff)
[ 20.689987][ T69] ---[ end Kernel panic - not syncing: Fatal exception ]---
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