[ 76.846921][ T608] ip (608) used greatest stack depth: 23536 bytes left
[ 121.583801][ T12] ==================================================================
[ 121.584281][ T12] BUG: KASAN: null-ptr-deref in try_to_grab_pending+0x81/0x6c0
[ 121.584693][ T12] Write of size 8 at addr 0000000000000000 by task kworker/u16:0/12
[ 121.585104][ T12]
[ 121.585256][ T12] CPU: 2 UID: 0 PID: 12 Comm: kworker/u16:0 Not tainted 6.18.0-rc5-virtme #1 PREEMPT(full)
[ 121.585263][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 121.585267][ T12] Workqueue: netns cleanup_net
[ 121.585282][ T12] Call Trace:
[ 121.585285][ T12]
[ 121.585288][ T12] dump_stack_lvl+0x82/0xc0
[ 121.585299][ T12] ? try_to_grab_pending+0x81/0x6c0
[ 121.585306][ T12] kasan_report+0xca/0x100
[ 121.585317][ T12] ? try_to_grab_pending+0x81/0x6c0
[ 121.585324][ T12] kasan_check_range+0x39/0x1b0
[ 121.585330][ T12] try_to_grab_pending+0x81/0x6c0
[ 121.585337][ T12] __cancel_work+0x7c/0x260
[ 121.585342][ T12] ? enable_delayed_work+0x10/0x10
[ 121.585348][ T12] ? queue_delayed_work_on+0xa0/0xa0
[ 121.585353][ T12] ? lockdep_hardirqs_on+0x7c/0x110
[ 121.585362][ T12] __cancel_work_sync+0x18/0xc0
[ 121.585368][ T12] __dev_close_many+0x1cf/0x980
[ 121.585375][ T12] ? netdev_notify_peers+0x20/0x20
[ 121.585380][ T12] ? __local_bh_enable_ip+0xa9/0x120
[ 121.585387][ T12] __dev_change_flags+0x24b/0x6c0
[ 121.585393][ T12] ? netif_set_allmulti+0x360/0x360
[ 121.585399][ T12] ? trace_contention_end+0xd8/0x140
[ 121.585407][ T12] netif_change_flags+0x80/0x160
[ 121.585413][ T12] dev_change_flags+0xac/0x230
[ 121.585419][ T12] cycle_netdev+0x90/0xe0
[ 121.585427][ T12] vrf_dellink+0xd9/0x150
[ 121.585431][ T12] ? vrf_map_unregister_dev+0x480/0x480
[ 121.585440][ T12] default_device_exit_batch+0x173/0x2d0
[ 121.585445][ T12] ? unregister_netdev+0x60/0x60
[ 121.585452][ T12] ops_undo_list+0x2bf/0x890
[ 121.585460][ T12] ? rtnl_net_dumpid_one+0x270/0x270
[ 121.585465][ T12] ? cleanup_net+0x2d6/0x8b0
[ 121.585473][ T12] cleanup_net+0x3b2/0x8b0
[ 121.585479][ T12] ? net_passive_dec+0x190/0x190
[ 121.585485][ T12] ? rcu_is_watching+0x12/0xb0
[ 121.585495][ T12] process_one_work+0xe35/0x1650
[ 121.585505][ T12] ? pwq_dec_nr_in_flight+0x550/0x550
[ 121.585513][ T12] ? assign_work+0x168/0x240
[ 121.585519][ T12] worker_thread+0x591/0xcf0
[ 121.585528][ T12] ? rescuer_thread+0xd10/0xd10
[ 121.585533][ T12] kthread+0x37b/0x5f0
[ 121.585541][ T12] ? kthread_is_per_cpu+0xc0/0xc0
[ 121.585546][ T12] ? ret_from_fork+0x1b/0x270
[ 121.585552][ T12] ? __lock_release+0x5d/0x170
[ 121.585559][ T12] ? rcu_is_watching+0x12/0xb0
[ 121.585564][ T12] ? kthread_is_per_cpu+0xc0/0xc0
[ 121.585571][ T12] ret_from_fork+0x1db/0x270
[ 121.585574][ T12] ? kthread_is_per_cpu+0xc0/0xc0
[ 121.585579][ T12] ret_from_fork_asm+0x11/0x20
[ 121.585596][ T12]
[ 121.585599][ T12] ==================================================================
[ 121.596882][ T12] Disabling lock debugging due to kernel taint
[ 121.597117][ T12] BUG: kernel NULL pointer dereference, address: 0000000000000000
[ 121.597382][ T12] #PF: supervisor write access in kernel mode
[ 121.597604][ T12] #PF: error_code(0x0002) - not-present page
[ 121.597841][ T12] PGD 0 P4D 0
[ 121.597985][ T12] Oops: Oops: 0002 [#1] SMP KASAN
[ 121.598176][ T12] CPU: 2 UID: 0 PID: 12 Comm: kworker/u16:0 Tainted: G B 6.18.0-rc5-virtme #1 PREEMPT(full)
[ 121.598823][ T12] Tainted: [B]=BAD_PAGE
[ 121.598961][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 121.599192][ T12] Workqueue: netns cleanup_net
[ 121.599389][ T12] RIP: 0010:try_to_grab_pending+0x81/0x6c0
[ 121.599627][ 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
[ 121.600380][ T12] RSP: 0018:ffffc900000c7698 EFLAGS: 00010046
[ 121.600732][ T12] RAX: 0000000000000000 RBX: 0000000000000000 RCX: ffffffff94249b8a
[ 121.601010][ T12] RDX: fffffbfff31ecacd RSI: 0000000000000008 RDI: ffffffff98f65660
[ 121.601381][ T12] RBP: ffffc900000c7700 R08: 0000000000000001 R09: fffffbfff31ecacc
[ 121.601657][ T12] R10: ffffffff98f65667 R11: ffffc900000c7180 R12: 0000000000000000
[ 121.602042][ T12] R13: 0000000000000282 R14: ffff888008bf9000 R15: dffffc0000000000
[ 121.602312][ T12] FS: 0000000000000000(0000) GS:ffff8880d4207000(0000) knlGS:0000000000000000
[ 121.602629][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 121.602862][ T12] CR2: 0000000000000000 CR3: 0000000004a07004 CR4: 0000000000772ef0
[ 121.603134][ T12] PKRU: 55555554
[ 121.603284][ T12] Call Trace:
[ 121.603418][ T12]
[ 121.603513][ T12] __cancel_work+0x7c/0x260
[ 121.603703][ T12] ? enable_delayed_work+0x10/0x10
[ 121.604021][ T12] ? queue_delayed_work_on+0xa0/0xa0
[ 121.604197][ T12] ? lockdep_hardirqs_on+0x7c/0x110
[ 121.604386][ T12] __cancel_work_sync+0x18/0xc0
[ 121.604678][ T12] __dev_close_many+0x1cf/0x980
[ 121.604886][ T12] ? netdev_notify_peers+0x20/0x20
[ 121.605114][ T12] ? __local_bh_enable_ip+0xa9/0x120
[ 121.605346][ T12] __dev_change_flags+0x24b/0x6c0
[ 121.605584][ T12] ? netif_set_allmulti+0x360/0x360
[ 121.605776][ T12] ? trace_contention_end+0xd8/0x140
[ 121.605975][ T12] netif_change_flags+0x80/0x160
[ 121.606154][ T12] dev_change_flags+0xac/0x230
[ 121.606353][ T12] cycle_netdev+0x90/0xe0
[ 121.606494][ T12] vrf_dellink+0xd9/0x150
[ 121.606649][ T12] ? vrf_map_unregister_dev+0x480/0x480
[ 121.606832][ T12] default_device_exit_batch+0x173/0x2d0
[ 121.607011][ T12] ? unregister_netdev+0x60/0x60
[ 121.607193][ T12] ops_undo_list+0x2bf/0x890
[ 121.607483][ T12] ? rtnl_net_dumpid_one+0x270/0x270
[ 121.607677][ T12] ? cleanup_net+0x2d6/0x8b0
[ 121.607990][ T12] cleanup_net+0x3b2/0x8b0
[ 121.608172][ T12] ? net_passive_dec+0x190/0x190
[ 121.608357][ T12] ? rcu_is_watching+0x12/0xb0
[ 121.608585][ T12] process_one_work+0xe35/0x1650
[ 121.608890][ T12] ? pwq_dec_nr_in_flight+0x550/0x550
[ 121.609071][ T12] ? assign_work+0x168/0x240
[ 121.609248][ T12] worker_thread+0x591/0xcf0
[ 121.609432][ T12] ? rescuer_thread+0xd10/0xd10
[ 121.609740][ T12] kthread+0x37b/0x5f0
[ 121.609882][ T12] ? kthread_is_per_cpu+0xc0/0xc0
[ 121.610159][ T12] ? ret_from_fork+0x1b/0x270
[ 121.610338][ T12] ? __lock_release+0x5d/0x170
[ 121.610514][ T12] ? rcu_is_watching+0x12/0xb0
[ 121.610707][ T12] ? kthread_is_per_cpu+0xc0/0xc0
[ 121.610896][ T12] ret_from_fork+0x1db/0x270
[ 121.611072][ T12] ? kthread_is_per_cpu+0xc0/0xc0
[ 121.611458][ T12] ret_from_fork_asm+0x11/0x20
[ 121.611660][ T12]
[ 121.611810][ T12] Modules linked in: vxcan can_dev xfrm_interface ip6_gre ip_gre gre macsec ipvlan
[ 121.612141][ T12] CR2: 0000000000000000
[ 121.612372][ T12] ---[ end trace 0000000000000000 ]---
[ 121.612563][ T12] RIP: 0010:try_to_grab_pending+0x81/0x6c0
[ 121.612812][ 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
[ 121.613451][ T12] RSP: 0018:ffffc900000c7698 EFLAGS: 00010046
[ 121.613695][ T12] RAX: 0000000000000000 RBX: 0000000000000000 RCX: ffffffff94249b8a
[ 121.614084][ T12] RDX: fffffbfff31ecacd RSI: 0000000000000008 RDI: ffffffff98f65660
[ 121.614365][ T12] RBP: ffffc900000c7700 R08: 0000000000000001 R09: fffffbfff31ecacc
[ 121.614648][ T12] R10: ffffffff98f65667 R11: ffffc900000c7180 R12: 0000000000000000
[ 121.615024][ T12] R13: 0000000000000282 R14: ffff888008bf9000 R15: dffffc0000000000
[ 121.615293][ T12] FS: 0000000000000000(0000) GS:ffff8880d4207000(0000) knlGS:0000000000000000
[ 121.615725][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 121.615958][ T12] CR2: 0000000000000000 CR3: 0000000004a07004 CR4: 0000000000772ef0
[ 121.616228][ T12] PKRU: 55555554
[ 121.616371][ T12] Kernel panic - not syncing: Fatal exception
[ 121.616717][ T12] Kernel Offset: 0x12c00000 from 0xffffffff81000000 (relocation range: 0xffffffff80000000-0xffffffffbfffffff)
[ 121.617179][ T12] ---[ end Kernel panic - not syncing: Fatal exception ]---
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