[ 21.221805][ T12] ==================================================================
[ 21.222123][ T12] BUG: KASAN: null-ptr-deref in try_to_grab_pending+0x81/0x6c0
[ 21.222402][ T12] Write of size 8 at addr 0000000000000000 by task kworker/u16:0/12
[ 21.222669][ T12]
[ 21.222773][ T12] CPU: 3 UID: 0 PID: 12 Comm: kworker/u16:0 Not tainted 6.18.0-rc5-virtme #1 PREEMPT(full)
[ 21.222778][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 21.222781][ T12] Workqueue: netns cleanup_net
[ 21.222790][ T12] Call Trace:
[ 21.222791][ T12]
[ 21.222794][ T12] dump_stack_lvl+0x82/0xc0
[ 21.222800][ T12] ? try_to_grab_pending+0x81/0x6c0
[ 21.222804][ T12] kasan_report+0xca/0x100
[ 21.222811][ T12] ? try_to_grab_pending+0x81/0x6c0
[ 21.222816][ T12] kasan_check_range+0x39/0x1b0
[ 21.222821][ T12] try_to_grab_pending+0x81/0x6c0
[ 21.222825][ T12] __cancel_work+0x7c/0x260
[ 21.222828][ T12] ? enable_delayed_work+0x10/0x10
[ 21.222833][ T12] ? qdisc_destroy+0x50/0x50
[ 21.222840][ T12] __cancel_work_sync+0x18/0xc0
[ 21.222844][ T12] __dev_close_many+0x1cf/0x980
[ 21.222849][ T12] ? netdev_notify_peers+0x20/0x20
[ 21.222852][ T12] ? __mutex_lock+0x19f/0x1190
[ 21.222859][ T12] netif_close_many+0x201/0x650
[ 21.222862][ T12] ? ww_mutex_lock+0x160/0x160
[ 21.222867][ T12] ? __dev_close_many+0x980/0x980
[ 21.222870][ T12] ? __mutex_handoff+0x2b0/0x2b0
[ 21.222877][ T12] netif_close_many_and_unlock+0x21/0x2a0
[ 21.222882][ T12] unregister_netdevice_many_notify+0xeed/0x1c90
[ 21.222890][ T12] ? default_device_exit_batch+0x80/0x2d0
[ 21.222897][ T12] ? mutex_is_locked+0x1c/0x50
[ 21.222902][ T12] ? dev_ingress_queue_create+0x190/0x190
[ 21.222905][ T12] ? rtnl_is_locked+0x15/0x20
[ 21.222908][ T12] ? unregister_netdevice_queue+0x6f/0x410
[ 21.222911][ T12] ? unregister_netdevice_many+0x20/0x20
[ 21.222915][ T12] ? unregister_netdevice_many+0x20/0x20
[ 21.222921][ T12] default_device_exit_batch+0x235/0x2d0
[ 21.222924][ T12] ? unregister_netdev+0x60/0x60
[ 21.222931][ T12] ops_undo_list+0x2bf/0x890
[ 21.222936][ T12] ? rtnl_net_dumpid_one+0x270/0x270
[ 21.222940][ T12] ? cleanup_net+0x2d6/0x8b0
[ 21.222946][ T12] cleanup_net+0x3b2/0x8b0
[ 21.222950][ T12] ? net_passive_dec+0x190/0x190
[ 21.222955][ T12] ? rcu_is_watching+0x12/0xb0
[ 21.222965][ T12] process_one_work+0xe35/0x1650
[ 21.222975][ T12] ? pwq_dec_nr_in_flight+0x550/0x550
[ 21.222982][ T12] ? assign_work+0x168/0x240
[ 21.222986][ T12] worker_thread+0x591/0xcf0
[ 21.222992][ T12] ? rescuer_thread+0xd10/0xd10
[ 21.222996][ T12] kthread+0x37b/0x5f0
[ 21.223001][ T12] ? kthread_is_per_cpu+0xc0/0xc0
[ 21.223016][ T12] ? ret_from_fork+0x1b/0x270
[ 21.223021][ T12] ? __lock_release+0x5d/0x170
[ 21.223025][ T12] ? rcu_is_watching+0x12/0xb0
[ 21.223028][ T12] ? kthread_is_per_cpu+0xc0/0xc0
[ 21.223032][ T12] ret_from_fork+0x1db/0x270
[ 21.223034][ T12] ? kthread_is_per_cpu+0xc0/0xc0
[ 21.223037][ T12] ret_from_fork_asm+0x11/0x20
[ 21.223047][ T12]
[ 21.223048][ T12] ==================================================================
[ 21.233113][ T12] Disabling lock debugging due to kernel taint
[ 21.233350][ T12] BUG: kernel NULL pointer dereference, address: 0000000000000000
[ 21.233612][ T12] #PF: supervisor write access in kernel mode
[ 21.233836][ T12] #PF: error_code(0x0002) - not-present page
[ 21.234064][ T12] PGD 0 P4D 0
[ 21.234218][ T12] Oops: Oops: 0002 [#1] SMP KASAN
[ 21.234393][ T12] CPU: 3 UID: 0 PID: 12 Comm: kworker/u16:0 Tainted: G B 6.18.0-rc5-virtme #1 PREEMPT(full)
[ 21.234803][ T12] Tainted: [B]=BAD_PAGE
[ 21.234946][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 21.235182][ T12] Workqueue: netns cleanup_net
[ 21.235373][ T12] RIP: 0010:try_to_grab_pending+0x81/0x6c0
[ 21.235607][ 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
[ 21.236265][ T12] RSP: 0018:ffffc900000c7630 EFLAGS: 00010046
[ 21.236477][ T12] RAX: 0000000000000000 RBX: 0000000000000000 RCX: ffffffffb2249b8a
[ 21.236764][ T12] RDX: fffffbfff6decacd RSI: 0000000000000008 RDI: ffffffffb6f65660
[ 21.237031][ T12] RBP: ffffc900000c7698 R08: 0000000000000001 R09: fffffbfff6decacc
[ 21.237305][ T12] R10: ffffffffb6f65667 R11: ffffc900000c7100 R12: 0000000000000000
[ 21.237564][ T12] R13: 0000000000000286 R14: ffff88800bcd1000 R15: dffffc0000000000
[ 21.237846][ T12] FS: 0000000000000000(0000) GS:ffff8880b6287000(0000) knlGS:0000000000000000
[ 21.238162][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 21.238387][ T12] CR2: 0000000000000000 CR3: 000000000cc65005 CR4: 0000000000772ef0
[ 21.238668][ T12] PKRU: 55555554
[ 21.238808][ T12] Call Trace:
[ 21.238943][ T12]
[ 21.239041][ T12] __cancel_work+0x7c/0x260
[ 21.239231][ T12] ? enable_delayed_work+0x10/0x10
[ 21.239402][ T12] ? qdisc_destroy+0x50/0x50
[ 21.239573][ T12] __cancel_work_sync+0x18/0xc0
[ 21.239764][ T12] __dev_close_many+0x1cf/0x980
[ 21.239940][ T12] ? netdev_notify_peers+0x20/0x20
[ 21.240122][ T12] ? __mutex_lock+0x19f/0x1190
[ 21.240311][ T12] netif_close_many+0x201/0x650
[ 21.240476][ T12] ? ww_mutex_lock+0x160/0x160
[ 21.240663][ T12] ? __dev_close_many+0x980/0x980
[ 21.240848][ T12] ? __mutex_handoff+0x2b0/0x2b0
[ 21.241037][ T12] netif_close_many_and_unlock+0x21/0x2a0
[ 21.241230][ T12] unregister_netdevice_many_notify+0xeed/0x1c90
[ 21.241445][ T12] ? default_device_exit_batch+0x80/0x2d0
[ 21.241626][ T12] ? mutex_is_locked+0x1c/0x50
[ 21.241809][ T12] ? dev_ingress_queue_create+0x190/0x190
[ 21.241994][ T12] ? rtnl_is_locked+0x15/0x20
[ 21.242180][ T12] ? unregister_netdevice_queue+0x6f/0x410
[ 21.242402][ T12] ? unregister_netdevice_many+0x20/0x20
[ 21.242572][ T12] ? unregister_netdevice_many+0x20/0x20
[ 21.242771][ T12] default_device_exit_batch+0x235/0x2d0
[ 21.242946][ T12] ? unregister_netdev+0x60/0x60
[ 21.243140][ T12] ops_undo_list+0x2bf/0x890
[ 21.243356][ T12] ? rtnl_net_dumpid_one+0x270/0x270
[ 21.243523][ T12] ? cleanup_net+0x2d6/0x8b0
[ 21.243718][ T12] cleanup_net+0x3b2/0x8b0
[ 21.243900][ T12] ? net_passive_dec+0x190/0x190
[ 21.244088][ T12] ? rcu_is_watching+0x12/0xb0
[ 21.244275][ T12] process_one_work+0xe35/0x1650
[ 21.244448][ T12] ? pwq_dec_nr_in_flight+0x550/0x550
[ 21.244627][ T12] ? assign_work+0x168/0x240
[ 21.244813][ T12] worker_thread+0x591/0xcf0
[ 21.244996][ T12] ? rescuer_thread+0xd10/0xd10
[ 21.245179][ T12] kthread+0x37b/0x5f0
[ 21.245317][ T12] ? kthread_is_per_cpu+0xc0/0xc0
[ 21.245482][ T12] ? ret_from_fork+0x1b/0x270
[ 21.245665][ T12] ? __lock_release+0x5d/0x170
[ 21.245848][ T12] ? rcu_is_watching+0x12/0xb0
[ 21.246032][ T12] ? kthread_is_per_cpu+0xc0/0xc0
[ 21.246223][ T12] ret_from_fork+0x1db/0x270
[ 21.246394][ T12] ? kthread_is_per_cpu+0xc0/0xc0
[ 21.246563][ T12] ret_from_fork_asm+0x11/0x20
[ 21.246766][ T12]
[ 21.246897][ T12] Modules linked in:
[ 21.247038][ T12] CR2: 0000000000000000
[ 21.247178][ T12] ---[ end trace 0000000000000000 ]---
[ 21.247358][ T12] RIP: 0010:try_to_grab_pending+0x81/0x6c0
[ 21.247581][ 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
[ 21.248226][ T12] RSP: 0018:ffffc900000c7630 EFLAGS: 00010046
[ 21.248440][ T12] RAX: 0000000000000000 RBX: 0000000000000000 RCX: ffffffffb2249b8a
[ 21.248707][ T12] RDX: fffffbfff6decacd RSI: 0000000000000008 RDI: ffffffffb6f65660
[ 21.248985][ T12] RBP: ffffc900000c7698 R08: 0000000000000001 R09: fffffbfff6decacc
[ 21.249263][ T12] R10: ffffffffb6f65667 R11: ffffc900000c7100 R12: 0000000000000000
[ 21.249511][ T12] R13: 0000000000000286 R14: ffff88800bcd1000 R15: dffffc0000000000
[ 21.249793][ T12] FS: 0000000000000000(0000) GS:ffff8880b6287000(0000) knlGS:0000000000000000
[ 21.250109][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 21.250337][ T12] CR2: 0000000000000000 CR3: 000000000cc65005 CR4: 0000000000772ef0
[ 21.250587][ T12] PKRU: 55555554
[ 21.250736][ T12] Kernel panic - not syncing: Fatal exception
[ 21.251096][ T12] Kernel Offset: 0x30c00000 from 0xffffffff81000000 (relocation range: 0xffffffff80000000-0xffffffffbfffffff)
[ 21.251504][ T12] ---[ end Kernel panic - not syncing: Fatal exception ]---
WAIT TIMEOUT stderr
Ctrl-C stderr
Ctrl-C stderr
WAIT TIMEOUT stderr