[ 14.975173][ T71] ==================================================================
[ 14.975484][ T71] BUG: KASAN: null-ptr-deref in try_to_grab_pending+0x81/0x6c0
[ 14.975812][ T71] Write of size 8 at addr 0000000000000000 by task kworker/u16:1/71
[ 14.976072][ T71]
[ 14.976171][ T71] CPU: 0 UID: 0 PID: 71 Comm: kworker/u16:1 Not tainted 6.18.0-rc5-virtme #1 PREEMPT(full)
[ 14.976177][ T71] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 14.976180][ T71] Workqueue: netns cleanup_net
[ 14.976206][ T71] Call Trace:
[ 14.976210][ T71]
[ 14.976212][ T71] dump_stack_lvl+0x82/0xc0
[ 14.976229][ T71] ? try_to_grab_pending+0x81/0x6c0
[ 14.976232][ T71] kasan_report+0xca/0x100
[ 14.976252][ T71] ? try_to_grab_pending+0x81/0x6c0
[ 14.976260][ T71] kasan_check_range+0x39/0x1b0
[ 14.976264][ T71] try_to_grab_pending+0x81/0x6c0
[ 14.976266][ T71] ? netif_close_many+0x201/0x650
[ 14.976273][ T71] ? unregister_netdevice_many_notify+0x305/0x1b30
[ 14.976283][ T71] __cancel_work+0x7c/0x260
[ 14.976286][ T71] ? enable_delayed_work+0x10/0x10
[ 14.976290][ T71] ? queue_delayed_work_on+0x6a/0xa0
[ 14.976295][ T71] __cancel_work_sync+0x18/0xc0
[ 14.976298][ T71] __dev_close_many+0x1ce/0x810
[ 14.976302][ T71] ? netdev_notify_peers+0x20/0x20
[ 14.976308][ T71] ? netif_close_many+0x201/0x650
[ 14.976312][ T71] netif_close_many+0x201/0x650
[ 14.976315][ T71] ? __mutex_handoff+0x2b0/0x2b0
[ 14.976328][ T71] ? __dev_close_many+0x810/0x810
[ 14.976331][ T71] ? netif_close_many_and_unlock+0x21/0x2a0
[ 14.976336][ T71] unregister_netdevice_many_notify+0x305/0x1b30
[ 14.976340][ T71] ? find_held_lock+0x2b/0x80
[ 14.976347][ T71] ? mutex_is_locked+0x1c/0x50
[ 14.976350][ T71] ? dev_ingress_queue_create+0x190/0x190
[ 14.976353][ T71] ? rtnl_is_locked+0x15/0x20
[ 14.976357][ T71] ? unregister_netdevice_queue+0x6f/0x410
[ 14.976361][ T71] ? unregister_netdevice_many+0x20/0x20
[ 14.976364][ T71] ? unregister_netdevice_many+0x20/0x20
[ 14.976370][ T71] default_device_exit_batch+0x235/0x2d0
[ 14.976374][ T71] ? unregister_netdev+0x60/0x60
[ 14.976380][ T71] ops_undo_list+0x2bf/0x890
[ 14.976385][ T71] ? netns_get+0x110/0x110
[ 14.976387][ T71] ? cleanup_net+0x2d6/0x830
[ 14.976392][ T71] cleanup_net+0x3b2/0x830
[ 14.976395][ T71] ? net_passive_dec+0x190/0x190
[ 14.976399][ T71] ? rcu_is_watching+0x12/0xb0
[ 14.976411][ T71] process_one_work+0xe35/0x1650
[ 14.976418][ T71] ? pwq_dec_nr_in_flight+0x550/0x550
[ 14.976424][ T71] ? assign_work+0x168/0x240
[ 14.976428][ T71] worker_thread+0x591/0xcf0
[ 14.976433][ T71] ? rescuer_thread+0xd10/0xd10
[ 14.976437][ T71] kthread+0x37b/0x5f0
[ 14.976441][ T71] ? kthread_is_per_cpu+0xc0/0xc0
[ 14.976443][ T71] ? ret_from_fork+0x1b/0x270
[ 14.976463][ T71] ? __lock_release+0x5d/0x170
[ 14.976468][ T71] ? rcu_is_watching+0x12/0xb0
[ 14.976470][ T71] ? kthread_is_per_cpu+0xc0/0xc0
[ 14.976474][ T71] ret_from_fork+0x1db/0x270
[ 14.976477][ T71] ? kthread_is_per_cpu+0xc0/0xc0
[ 14.976479][ T71] ret_from_fork_asm+0x11/0x20
[ 14.976495][ T71]
[ 14.976496][ T71] ==================================================================
[ 14.986102][ T71] Disabling lock debugging due to kernel taint
[ 14.986339][ T71] BUG: kernel NULL pointer dereference, address: 0000000000000000
[ 14.986588][ T71] #PF: supervisor write access in kernel mode
[ 14.986806][ T71] #PF: error_code(0x0002) - not-present page
[ 14.987015][ T71] PGD 0 P4D 0
[ 14.987153][ T71] Oops: Oops: 0002 [#1] SMP KASAN
[ 14.987341][ T71] CPU: 0 UID: 0 PID: 71 Comm: kworker/u16:1 Tainted: G B 6.18.0-rc5-virtme #1 PREEMPT(full)
[ 14.987721][ T71] Tainted: [B]=BAD_PAGE
[ 14.987850][ T71] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 14.988067][ T71] Workqueue: netns cleanup_net
[ 14.988264][ T71] RIP: 0010:try_to_grab_pending+0x81/0x6c0
[ 14.988501][ T71] 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
[ 14.989125][ T71] RSP: 0018:ffffc900004c7690 EFLAGS: 00010046
[ 14.989381][ T71] RAX: 0000000000000000 RBX: 0000000000000000 RCX: ffffffffa923f90a
[ 14.989634][ T71] RDX: fffffbfff5a8b6cd RSI: 0000000000000008 RDI: ffffffffad45b660
[ 14.989898][ T71] RBP: ffffc900004c76f8 R08: 0000000000000001 R09: fffffbfff5a8b6cc
[ 14.990155][ T71] R10: ffffffffad45b667 R11: ffffc900004c7180 R12: 0000000000000000
[ 14.990426][ T71] R13: 0000000000000286 R14: ffff88800e164000 R15: dffffc0000000000
[ 14.990677][ T71] FS: 0000000000000000(0000) GS:ffff888088e10000(0000) knlGS:0000000000000000
[ 14.990977][ T71] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 14.991196][ T71] CR2: 0000000000000000 CR3: 0000000011d35006 CR4: 0000000000772ef0
[ 14.991459][ T71] PKRU: 55555554
[ 14.991589][ T71] Call Trace:
[ 14.991723][ T71]
[ 14.991809][ T71] ? netif_close_many+0x201/0x650
[ 14.991982][ T71] ? unregister_netdevice_many_notify+0x305/0x1b30
[ 14.992199][ T71] __cancel_work+0x7c/0x260
[ 14.992380][ T71] ? enable_delayed_work+0x10/0x10
[ 14.992546][ T71] ? queue_delayed_work_on+0x6a/0xa0
[ 14.992713][ T71] __cancel_work_sync+0x18/0xc0
[ 14.992881][ T71] __dev_close_many+0x1ce/0x810
[ 14.993053][ T71] ? netdev_notify_peers+0x20/0x20
[ 14.993225][ T71] ? netif_close_many+0x201/0x650
[ 14.993396][ T71] netif_close_many+0x201/0x650
[ 14.993558][ T71] ? __mutex_handoff+0x2b0/0x2b0
[ 14.993724][ T71] ? __dev_close_many+0x810/0x810
[ 14.993886][ T71] ? netif_close_many_and_unlock+0x21/0x2a0
[ 14.994094][ T71] unregister_netdevice_many_notify+0x305/0x1b30
[ 14.994327][ T71] ? find_held_lock+0x2b/0x80
[ 14.994494][ T71] ? mutex_is_locked+0x1c/0x50
[ 14.994657][ T71] ? dev_ingress_queue_create+0x190/0x190
[ 14.994820][ T71] ? rtnl_is_locked+0x15/0x20
[ 14.994984][ T71] ? unregister_netdevice_queue+0x6f/0x410
[ 14.995197][ T71] ? unregister_netdevice_many+0x20/0x20
[ 14.995374][ T71] ? unregister_netdevice_many+0x20/0x20
[ 14.995544][ T71] default_device_exit_batch+0x235/0x2d0
[ 14.995712][ T71] ? unregister_netdev+0x60/0x60
[ 14.995875][ T71] ops_undo_list+0x2bf/0x890
[ 14.996041][ T71] ? netns_get+0x110/0x110
[ 14.996212][ T71] ? cleanup_net+0x2d6/0x830
[ 14.996385][ T71] cleanup_net+0x3b2/0x830
[ 14.996547][ T71] ? net_passive_dec+0x190/0x190
[ 14.996719][ T71] ? rcu_is_watching+0x12/0xb0
[ 14.996891][ T71] process_one_work+0xe35/0x1650
[ 14.997072][ T71] ? pwq_dec_nr_in_flight+0x550/0x550
[ 14.997244][ T71] ? assign_work+0x168/0x240
[ 14.997422][ T71] worker_thread+0x591/0xcf0
[ 14.997587][ T71] ? rescuer_thread+0xd10/0xd10
[ 14.997755][ T71] kthread+0x37b/0x5f0
[ 14.997878][ T71] ? kthread_is_per_cpu+0xc0/0xc0
[ 14.998049][ T71] ? ret_from_fork+0x1b/0x270
[ 14.998223][ T71] ? __lock_release+0x5d/0x170
[ 14.998399][ T71] ? rcu_is_watching+0x12/0xb0
[ 14.998561][ T71] ? kthread_is_per_cpu+0xc0/0xc0
[ 14.998728][ T71] ret_from_fork+0x1db/0x270
[ 14.998891][ T71] ? kthread_is_per_cpu+0xc0/0xc0
[ 14.999055][ T71] ret_from_fork_asm+0x11/0x20
[ 14.999231][ T71]
[ 14.999380][ T71] Modules linked in: veth
[ 14.999520][ T71] CR2: 0000000000000000
[ 14.999647][ T71] ---[ end trace 0000000000000000 ]---
[ 14.999813][ T71] RIP: 0010:try_to_grab_pending+0x81/0x6c0
[ 15.000028][ T71] 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
[ 15.000622][ T71] RSP: 0018:ffffc900004c7690 EFLAGS: 00010046
[ 15.000832][ T71] RAX: 0000000000000000 RBX: 0000000000000000 RCX: ffffffffa923f90a
[ 15.001074][ T71] RDX: fffffbfff5a8b6cd RSI: 0000000000000008 RDI: ffffffffad45b660
[ 15.001341][ T71] RBP: ffffc900004c76f8 R08: 0000000000000001 R09: fffffbfff5a8b6cc
[ 15.001582][ T71] R10: ffffffffad45b667 R11: ffffc900004c7180 R12: 0000000000000000
[ 15.001836][ T71] R13: 0000000000000286 R14: ffff88800e164000 R15: dffffc0000000000
[ 15.002085][ T71] FS: 0000000000000000(0000) GS:ffff888088e10000(0000) knlGS:0000000000000000
[ 15.002389][ T71] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 15.002597][ T71] CR2: 0000000000000000 CR3: 0000000011d35006 CR4: 0000000000772ef0
[ 15.002845][ T71] PKRU: 55555554
[ 15.002970][ T71] Kernel panic - not syncing: Fatal exception
[ 15.003311][ T71] Kernel Offset: 0x27c00000 from 0xffffffff81000000 (relocation range: 0xffffffff80000000-0xffffffffbfffffff)
[ 15.003691][ T71] ---[ end Kernel panic - not syncing: Fatal exception ]---
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