[ 15.725358][ T12] ==================================================================
[ 15.725902][ T12] BUG: KASAN: null-ptr-deref in try_to_grab_pending+0x81/0x6c0
[ 15.726365][ T12] Write of size 8 at addr 0000000000000000 by task kworker/u16:0/12
[ 15.726797][ T12]
[ 15.726996][ T12] CPU: 0 UID: 0 PID: 12 Comm: kworker/u16:0 Not tainted 6.18.0-rc5-virtme #1 PREEMPT(full)
[ 15.727008][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 15.727015][ T12] Workqueue: netns cleanup_net
[ 15.727029][ T12] Call Trace:
[ 15.727032][ T12]
[ 15.727036][ T12] dump_stack_lvl+0x82/0xc0
[ 15.727047][ T12] ? try_to_grab_pending+0x81/0x6c0
[ 15.727053][ T12] kasan_report+0xca/0x100
[ 15.727063][ T12] ? try_to_grab_pending+0x81/0x6c0
[ 15.727071][ T12] kasan_check_range+0x39/0x1b0
[ 15.727076][ T12] try_to_grab_pending+0x81/0x6c0
[ 15.727079][ T12] ? netif_close_many+0x201/0x650
[ 15.727089][ T12] __cancel_work+0x7c/0x260
[ 15.727094][ T12] ? enable_delayed_work+0x10/0x10
[ 15.727103][ T12] ? queue_delayed_work_on+0x6a/0xa0
[ 15.727111][ T12] __cancel_work_sync+0x18/0xc0
[ 15.727117][ T12] __dev_close_many+0x1ce/0x810
[ 15.727124][ T12] ? netdev_notify_peers+0x20/0x20
[ 15.727130][ T12] ? netif_close_many+0x201/0x650
[ 15.727138][ T12] netif_close_many+0x201/0x650
[ 15.727143][ T12] ? __mutex_handoff+0x2b0/0x2b0
[ 15.727151][ T12] ? __dev_close_many+0x810/0x810
[ 15.727157][ T12] ? netif_close_many_and_unlock+0x21/0x2a0
[ 15.727165][ T12] unregister_netdevice_many_notify+0x305/0x1b30
[ 15.727173][ T12] ? find_held_lock+0x2b/0x80
[ 15.727180][ T12] ? mutex_is_locked+0x1c/0x50
[ 15.727184][ T12] ? dev_ingress_queue_create+0x190/0x190
[ 15.727190][ T12] ? rtnl_is_locked+0x15/0x20
[ 15.727195][ T12] ? unregister_netdevice_queue+0x6f/0x410
[ 15.727200][ T12] ? unregister_netdevice_many+0x20/0x20
[ 15.727206][ T12] ? unregister_netdevice_many+0x20/0x20
[ 15.727217][ T12] default_device_exit_batch+0x235/0x2d0
[ 15.727223][ T12] ? unregister_netdev+0x60/0x60
[ 15.727233][ T12] ops_undo_list+0x2bf/0x890
[ 15.727242][ T12] ? netns_get+0x110/0x110
[ 15.727246][ T12] ? cleanup_net+0x2d6/0x830
[ 15.727256][ T12] cleanup_net+0x3b2/0x830
[ 15.727262][ T12] ? net_passive_dec+0x190/0x190
[ 15.727268][ T12] ? rcu_is_watching+0x12/0xb0
[ 15.727277][ T12] process_one_work+0xe35/0x1650
[ 15.727288][ T12] ? pwq_dec_nr_in_flight+0x550/0x550
[ 15.727296][ T12] ? assign_work+0x168/0x240
[ 15.727302][ T12] worker_thread+0x591/0xcf0
[ 15.727311][ T12] ? rescuer_thread+0xd10/0xd10
[ 15.727317][ T12] kthread+0x37b/0x5f0
[ 15.727323][ T12] ? kthread_is_per_cpu+0xc0/0xc0
[ 15.727327][ T12] ? ret_from_fork+0x1b/0x270
[ 15.727342][ T12] ? __lock_release+0x5d/0x170
[ 15.727350][ T12] ? rcu_is_watching+0x12/0xb0
[ 15.727355][ T12] ? kthread_is_per_cpu+0xc0/0xc0
[ 15.727361][ T12] ret_from_fork+0x1db/0x270
[ 15.727366][ T12] ? kthread_is_per_cpu+0xc0/0xc0
[ 15.727371][ T12] ret_from_fork_asm+0x11/0x20
[ 15.727389][ T12]
[ 15.727391][ T12] ==================================================================
[ 15.743428][ T12] Disabling lock debugging due to kernel taint
[ 15.743809][ T12] BUG: kernel NULL pointer dereference, address: 0000000000000000
[ 15.744218][ T12] #PF: supervisor write access in kernel mode
[ 15.744570][ T12] #PF: error_code(0x0002) - not-present page
[ 15.744926][ T12] PGD 0 P4D 0
[ 15.745147][ T12] Oops: Oops: 0002 [#1] SMP KASAN
[ 15.745431][ T12] CPU: 0 UID: 0 PID: 12 Comm: kworker/u16:0 Tainted: G B 6.18.0-rc5-virtme #1 PREEMPT(full)
[ 15.746111][ T12] Tainted: [B]=BAD_PAGE
[ 15.746345][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 15.746718][ T12] Workqueue: netns cleanup_net
[ 15.747030][ T12] RIP: 0010:try_to_grab_pending+0x81/0x6c0
[ 15.747397][ 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 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
[ 15.748419][ T12] RSP: 0018:ffffc900000c7690 EFLAGS: 00010046
[ 15.748783][ T12] RAX: 0000000000000000 RBX: 0000000000000000 RCX: ffffffffb143f90a
[ 15.749221][ T12] RDX: fffffbfff6acb6cd RSI: 0000000000000008 RDI: ffffffffb565b660
[ 15.749656][ T12] RBP: ffffc900000c76f8 R08: 0000000000000001 R09: fffffbfff6acb6cc
[ 15.750099][ T12] R10: ffffffffb565b667 R11: ffffc900000c7180 R12: 0000000000000000
[ 15.750534][ T12] R13: 0000000000000286 R14: ffff88800a7c4000 R15: dffffc0000000000
[ 15.750977][ T12] FS: 0000000000000000(0000) GS:ffff888080c10000(0000) knlGS:0000000000000000
[ 15.751472][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 15.751837][ T12] CR2: 0000000000000000 CR3: 0000000009567002 CR4: 0000000000772ef0
[ 15.752291][ T12] PKRU: 55555554
[ 15.752497][ T12] Call Trace:
[ 15.752698][ T12]
[ 15.752837][ T12] ? netif_close_many+0x201/0x650
[ 15.753130][ T12] __cancel_work+0x7c/0x260
[ 15.753412][ T12] ? enable_delayed_work+0x10/0x10
[ 15.753703][ T12] ? queue_delayed_work_on+0x6a/0xa0
[ 15.753988][ T12] __cancel_work_sync+0x18/0xc0
[ 15.754284][ T12] __dev_close_many+0x1ce/0x810
[ 15.754571][ T12] ? netdev_notify_peers+0x20/0x20
[ 15.754849][ T12] ? netif_close_many+0x201/0x650
[ 15.755131][ T12] netif_close_many+0x201/0x650
[ 15.755418][ T12] ? __mutex_handoff+0x2b0/0x2b0
[ 15.755702][ T12] ? __dev_close_many+0x810/0x810
[ 15.755988][ T12] ? netif_close_many_and_unlock+0x21/0x2a0
[ 15.756351][ T12] unregister_netdevice_many_notify+0x305/0x1b30
[ 15.756715][ T12] ? find_held_lock+0x2b/0x80
[ 15.756990][ T12] ? mutex_is_locked+0x1c/0x50
[ 15.757180][ T12] ? dev_ingress_queue_create+0x190/0x190
[ 15.757360][ T12] ? rtnl_is_locked+0x15/0x20
[ 15.757541][ T12] ? unregister_netdevice_queue+0x6f/0x410
[ 15.757759][ T12] ? unregister_netdevice_many+0x20/0x20
[ 15.757946][ T12] ? unregister_netdevice_many+0x20/0x20
[ 15.758140][ T12] default_device_exit_batch+0x235/0x2d0
[ 15.758319][ T12] ? unregister_netdev+0x60/0x60
[ 15.758506][ T12] ops_undo_list+0x2bf/0x890
[ 15.758692][ T12] ? netns_get+0x110/0x110
[ 15.758870][ T12] ? cleanup_net+0x2d6/0x830
[ 15.759063][ T12] cleanup_net+0x3b2/0x830
[ 15.759240][ T12] ? net_passive_dec+0x190/0x190
[ 15.759426][ T12] ? rcu_is_watching+0x12/0xb0
[ 15.759607][ T12] process_one_work+0xe35/0x1650
[ 15.759784][ T12] ? pwq_dec_nr_in_flight+0x550/0x550
[ 15.759967][ T12] ? assign_work+0x168/0x240
[ 15.760152][ T12] worker_thread+0x591/0xcf0
[ 15.760330][ T12] ? rescuer_thread+0xd10/0xd10
[ 15.760511][ T12] kthread+0x37b/0x5f0
[ 15.760645][ T12] ? kthread_is_per_cpu+0xc0/0xc0
[ 15.760822][ T12] ? ret_from_fork+0x1b/0x270
[ 15.761024][ T12] ? __lock_release+0x5d/0x170
[ 15.761269][ T12] ? rcu_is_watching+0x12/0xb0
[ 15.761445][ T12] ? kthread_is_per_cpu+0xc0/0xc0
[ 15.761631][ T12] ret_from_fork+0x1db/0x270
[ 15.761820][ T12] ? kthread_is_per_cpu+0xc0/0xc0
[ 15.762023][ T12] ret_from_fork_asm+0x11/0x20
[ 15.762203][ T12]
[ 15.762338][ T12] Modules linked in: veth
[ 15.762512][ T12] CR2: 0000000000000000
[ 15.762649][ T12] ---[ end trace 0000000000000000 ]---
[ 15.762829][ T12] RIP: 0010:try_to_grab_pending+0x81/0x6c0
[ 15.763073][ 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 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
[ 15.763711][ T12] RSP: 0018:ffffc900000c7690 EFLAGS: 00010046
[ 15.763946][ T12] RAX: 0000000000000000 RBX: 0000000000000000 RCX: ffffffffb143f90a
[ 15.764226][ T12] RDX: fffffbfff6acb6cd RSI: 0000000000000008 RDI: ffffffffb565b660
[ 15.764487][ T12] RBP: ffffc900000c76f8 R08: 0000000000000001 R09: fffffbfff6acb6cc
[ 15.764753][ T12] R10: ffffffffb565b667 R11: ffffc900000c7180 R12: 0000000000000000
[ 15.765039][ T12] R13: 0000000000000286 R14: ffff88800a7c4000 R15: dffffc0000000000
[ 15.765305][ T12] FS: 0000000000000000(0000) GS:ffff888080c10000(0000) knlGS:0000000000000000
[ 15.765615][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 15.765844][ T12] CR2: 0000000000000000 CR3: 0000000009567002 CR4: 0000000000772ef0
[ 15.766129][ T12] PKRU: 55555554
[ 15.766266][ T12] Kernel panic - not syncing: Fatal exception
[ 15.766591][ T12] Kernel Offset: 0x2fe00000 from 0xffffffff81000000 (relocation range: 0xffffffff80000000-0xffffffffbfffffff)
[ 15.767017][ T12] ---[ end Kernel panic - not syncing: Fatal exception ]---
WAIT TIMEOUT stderr
Ctrl-C stderr
Ctrl-C stderr
WAIT TIMEOUT stderr