[ 17.958009][ T257] ip (257) used greatest stack depth: 24688 bytes left
[ 19.153791][ T268] ip (268) used greatest stack depth: 24592 bytes left
[ 34.404522][ T429] pm_nl_ctl (429) used greatest stack depth: 24256 bytes left
[ 59.533187][ T819] pm_nl_ctl (819) used greatest stack depth: 23616 bytes left
[ 100.315491][ T71] ==================================================================
[ 100.315818][ T71] BUG: KASAN: null-ptr-deref in try_to_grab_pending+0x81/0x6c0
[ 100.316109][ T71] Write of size 8 at addr 0000000000000000 by task kworker/u16:1/71
[ 100.316400][ T71]
[ 100.316499][ T71] CPU: 0 UID: 0 PID: 71 Comm: kworker/u16:1 Not tainted 6.18.0-rc5-virtme #1 PREEMPT(full)
[ 100.316504][ T71] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 100.316508][ T71] Workqueue: netns cleanup_net
[ 100.316518][ T71] Call Trace:
[ 100.316520][ T71]
[ 100.316523][ T71] dump_stack_lvl+0x82/0xc0
[ 100.316535][ T71] ? try_to_grab_pending+0x81/0x6c0
[ 100.316538][ T71] kasan_report+0xca/0x100
[ 100.316546][ T71] ? try_to_grab_pending+0x81/0x6c0
[ 100.316551][ T71] kasan_check_range+0x39/0x1b0
[ 100.316555][ T71] try_to_grab_pending+0x81/0x6c0
[ 100.316560][ T71] __cancel_work+0x7c/0x260
[ 100.316564][ T71] ? enable_delayed_work+0x10/0x10
[ 100.316569][ T71] ? queue_delayed_work_on+0x6a/0xa0
[ 100.316574][ T71] __cancel_work_sync+0x18/0xc0
[ 100.316578][ T71] __dev_close_many+0x1ce/0x810
[ 100.316587][ T71] ? netdev_notify_peers+0x20/0x20
[ 100.316591][ T71] ? netif_close_many+0x201/0x650
[ 100.316598][ T71] netif_close_many+0x201/0x650
[ 100.316602][ T71] ? __mutex_handoff+0x2b0/0x2b0
[ 100.316609][ T71] ? __dev_close_many+0x810/0x810
[ 100.316613][ T71] ? netif_close_many_and_unlock+0x21/0x2a0
[ 100.316618][ T71] unregister_netdevice_many_notify+0x305/0x1b30
[ 100.316622][ T71] ? find_held_lock+0x2b/0x80
[ 100.316627][ T71] ? mutex_is_locked+0x1c/0x50
[ 100.316630][ T71] ? dev_ingress_queue_create+0x190/0x190
[ 100.316633][ T71] ? rtnl_is_locked+0x15/0x20
[ 100.316636][ T71] ? unregister_netdevice_queue+0x6f/0x410
[ 100.316639][ T71] ? unregister_netdevice_many+0x20/0x20
[ 100.316642][ T71] ? unregister_netdevice_many+0x20/0x20
[ 100.316647][ T71] default_device_exit_batch+0x235/0x2d0
[ 100.316651][ T71] ? unregister_netdev+0x60/0x60
[ 100.316656][ T71] ops_undo_list+0x2bf/0x890
[ 100.316661][ T71] ? netns_get+0x110/0x110
[ 100.316664][ T71] ? cleanup_net+0x2d6/0x830
[ 100.316670][ T71] cleanup_net+0x3b2/0x830
[ 100.316673][ T71] ? net_passive_dec+0x190/0x190
[ 100.316678][ T71] ? rcu_is_watching+0x12/0xb0
[ 100.316686][ T71] process_one_work+0xe35/0x1650
[ 100.316693][ T71] ? pwq_dec_nr_in_flight+0x550/0x550
[ 100.316700][ T71] ? assign_work+0x168/0x240
[ 100.316705][ T71] worker_thread+0x591/0xcf0
[ 100.316711][ T71] ? rescuer_thread+0xd10/0xd10
[ 100.316715][ T71] kthread+0x37b/0x5f0
[ 100.316720][ T71] ? kthread_is_per_cpu+0xc0/0xc0
[ 100.316723][ T71] ? ret_from_fork+0x1b/0x270
[ 100.316728][ T71] ? __lock_release+0x5d/0x170
[ 100.316731][ T71] ? rcu_is_watching+0x12/0xb0
[ 100.316735][ T71] ? kthread_is_per_cpu+0xc0/0xc0
[ 100.316738][ T71] ret_from_fork+0x1db/0x270
[ 100.316741][ T71] ? kthread_is_per_cpu+0xc0/0xc0
[ 100.316744][ T71] ret_from_fork_asm+0x11/0x20
[ 100.316754][ T71]
[ 100.316755][ T71] ==================================================================
[ 100.326942][ T71] Disabling lock debugging due to kernel taint
[ 100.327267][ T71] BUG: kernel NULL pointer dereference, address: 0000000000000000
[ 100.327526][ T71] #PF: supervisor write access in kernel mode
[ 100.327744][ T71] #PF: error_code(0x0002) - not-present page
[ 100.328052][ T71] PGD 0 P4D 0
[ 100.328189][ T71] Oops: Oops: 0002 [#1] SMP KASAN
[ 100.328369][ T71] CPU: 0 UID: 0 PID: 71 Comm: kworker/u16:1 Tainted: G B 6.18.0-rc5-virtme #1 PREEMPT(full)
[ 100.328861][ T71] Tainted: [B]=BAD_PAGE
[ 100.328993][ T71] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 100.329216][ T71] Workqueue: netns cleanup_net
[ 100.329404][ T71] RIP: 0010:try_to_grab_pending+0x81/0x6c0
[ 100.329733][ 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 6f 7d 81 00 48 0f ba 2b 00 72 11 48 83 c4 10 31 c0 5b 5d 41 5c 41 5d 41 5e
[ 100.330455][ T71] RSP: 0018:ffffc900004c7690 EFLAGS: 00010046
[ 100.330678][ T71] RAX: 0000000000000000 RBX: 0000000000000000 RCX: ffffffffabc4190a
[ 100.330940][ T71] RDX: fffffbfff601cecd RSI: 0000000000000008 RDI: ffffffffb00e7660
[ 100.331305][ T71] RBP: ffffc900004c76f8 R08: 0000000000000001 R09: fffffbfff601cecc
[ 100.331566][ T71] R10: ffffffffb00e7667 R11: ffffc900004c7180 R12: 0000000000000000
[ 100.331830][ T71] R13: 0000000000000286 R14: ffff888005464000 R15: dffffc0000000000
[ 100.332207][ T71] FS: 0000000000000000(0000) GS:ffff888086184000(0000) knlGS:0000000000000000
[ 100.332514][ T71] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 100.332831][ T71] CR2: 0000000000000000 CR3: 000000000f656002 CR4: 0000000000772ef0
[ 100.333102][ T71] PKRU: 55555554
[ 100.333236][ T71] Call Trace:
[ 100.333372][ T71]
[ 100.333479][ T71] __cancel_work+0x7c/0x260
[ 100.333760][ T71] ? enable_delayed_work+0x10/0x10
[ 100.333938][ T71] ? queue_delayed_work_on+0x6a/0xa0
[ 100.334114][ T71] __cancel_work_sync+0x18/0xc0
[ 100.334287][ T71] __dev_close_many+0x1ce/0x810
[ 100.334560][ T71] ? netdev_notify_peers+0x20/0x20
[ 100.334736][ T71] ? netif_close_many+0x201/0x650
[ 100.334919][ T71] netif_close_many+0x201/0x650
[ 100.335093][ T71] ? __mutex_handoff+0x2b0/0x2b0
[ 100.335365][ T71] ? __dev_close_many+0x810/0x810
[ 100.335541][ T71] ? netif_close_many_and_unlock+0x21/0x2a0
[ 100.335758][ T71] unregister_netdevice_many_notify+0x305/0x1b30
[ 100.336068][ T71] ? find_held_lock+0x2b/0x80
[ 100.336240][ T71] ? mutex_is_locked+0x1c/0x50
[ 100.336414][ T71] ? dev_ingress_queue_create+0x190/0x190
[ 100.336590][ T71] ? rtnl_is_locked+0x15/0x20
[ 100.336885][ T71] ? unregister_netdevice_queue+0x6f/0x410
[ 100.337101][ T71] ? unregister_netdevice_many+0x20/0x20
[ 100.337273][ T71] ? unregister_netdevice_many+0x20/0x20
[ 100.337458][ T71] default_device_exit_batch+0x235/0x2d0
[ 100.337729][ T71] ? unregister_netdev+0x60/0x60
[ 100.337915][ T71] ops_undo_list+0x2bf/0x890
[ 100.338102][ T71] ? netns_get+0x110/0x110
[ 100.338276][ T71] ? cleanup_net+0x2d6/0x830
[ 100.338550][ T71] cleanup_net+0x3b2/0x830
[ 100.338725][ T71] ? net_passive_dec+0x190/0x190
[ 100.338897][ T71] ? rcu_is_watching+0x12/0xb0
[ 100.339073][ T71] process_one_work+0xe35/0x1650
[ 100.339344][ T71] ? pwq_dec_nr_in_flight+0x550/0x550
[ 100.339520][ T71] ? assign_work+0x168/0x240
[ 100.339699][ T71] worker_thread+0x591/0xcf0
[ 100.339874][ T71] ? rescuer_thread+0xd10/0xd10
[ 100.340144][ T71] kthread+0x37b/0x5f0
[ 100.340289][ T71] ? kthread_is_per_cpu+0xc0/0xc0
[ 100.340462][ T71] ? ret_from_fork+0x1b/0x270
[ 100.340636][ T71] ? __lock_release+0x5d/0x170
[ 100.340903][ T71] ? rcu_is_watching+0x12/0xb0
[ 100.341084][ T71] ? kthread_is_per_cpu+0xc0/0xc0
[ 100.341263][ T71] ret_from_fork+0x1db/0x270
[ 100.341434][ T71] ? kthread_is_per_cpu+0xc0/0xc0
[ 100.341701][ T71] ret_from_fork_asm+0x11/0x20
[ 100.341880][ T71]
[ 100.342013][ T71] Modules linked in:
[ 100.342157][ T71] CR2: 0000000000000000
[ 100.342301][ T71] ---[ end trace 0000000000000000 ]---
[ 100.342570][ T71] RIP: 0010:try_to_grab_pending+0x81/0x6c0
[ 100.342797][ 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 6f 7d 81 00 48 0f ba 2b 00 72 11 48 83 c4 10 31 c0 5b 5d 41 5c 41 5d 41 5e
[ 100.343533][ T71] RSP: 0018:ffffc900004c7690 EFLAGS: 00010046
[ 100.343769][ T71] RAX: 0000000000000000 RBX: 0000000000000000 RCX: ffffffffabc4190a
[ 100.344133][ T71] RDX: fffffbfff601cecd RSI: 0000000000000008 RDI: ffffffffb00e7660
[ 100.344392][ T71] RBP: ffffc900004c76f8 R08: 0000000000000001 R09: fffffbfff601cecc
[ 100.344657][ T71] R10: ffffffffb00e7667 R11: ffffc900004c7180 R12: 0000000000000000
[ 100.345021][ T71] R13: 0000000000000286 R14: ffff888005464000 R15: dffffc0000000000
[ 100.345290][ T71] FS: 0000000000000000(0000) GS:ffff888086184000(0000) knlGS:0000000000000000
[ 100.345599][ T71] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 100.345928][ T71] CR2: 0000000000000000 CR3: 000000000f656002 CR4: 0000000000772ef0
[ 100.346188][ T71] PKRU: 55555554
[ 100.346318][ T71] Kernel panic - not syncing: Fatal exception
[ 100.346705][ T71] Kernel Offset: 0x2a600000 from 0xffffffff81000000 (relocation range: 0xffffffff80000000-0xffffffffbfffffff)
[ 100.347126][ T71] ---[ end Kernel panic - not syncing: Fatal exception ]---
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