[ 20.361187][ T12] ==================================================================
[ 20.361561][ T12] BUG: KASAN: null-ptr-deref in try_to_grab_pending+0x81/0x6c0
[ 20.361894][ T12] Write of size 8 at addr 0000000000000000 by task kworker/u16:0/12
[ 20.362136][ T12]
[ 20.362223][ T12] CPU: 3 UID: 0 PID: 12 Comm: kworker/u16:0 Not tainted 6.18.0-rc5-virtme #1 PREEMPT(full)
[ 20.362228][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 20.362230][ T12] Workqueue: netns cleanup_net
[ 20.362241][ T12] Call Trace:
[ 20.362244][ T12]
[ 20.362247][ T12] dump_stack_lvl+0x82/0xc0
[ 20.362255][ T12] ? try_to_grab_pending+0x81/0x6c0
[ 20.362259][ T12] kasan_report+0xca/0x100
[ 20.362268][ T12] ? try_to_grab_pending+0x81/0x6c0
[ 20.362273][ T12] kasan_check_range+0x39/0x1b0
[ 20.362278][ T12] try_to_grab_pending+0x81/0x6c0
[ 20.362283][ T12] __cancel_work+0x7c/0x260
[ 20.362286][ T12] ? enable_delayed_work+0x10/0x10
[ 20.362291][ T12] ? qdisc_destroy+0x50/0x50
[ 20.362299][ T12] __cancel_work_sync+0x18/0xc0
[ 20.362304][ T12] __dev_close_many+0x1cf/0x980
[ 20.362309][ T12] ? netdev_notify_peers+0x20/0x20
[ 20.362313][ T12] ? netif_close_many+0x201/0x650
[ 20.362317][ T12] netif_close_many+0x201/0x650
[ 20.362320][ T12] ? __mutex_handoff+0x2b0/0x2b0
[ 20.362328][ T12] ? __dev_close_many+0x980/0x980
[ 20.362331][ T12] ? netif_close_many_and_unlock+0x21/0x2a0
[ 20.362334][ T12] ? trace_contention_end+0xd8/0x140
[ 20.362338][ T12] unregister_netdevice_many_notify+0x30a/0x1c90
[ 20.362343][ T12] ? default_device_exit_batch+0x80/0x2d0
[ 20.362348][ T12] ? rtnl_is_locked+0x15/0x20
[ 20.362353][ T12] ? dev_ingress_queue_create+0x190/0x190
[ 20.362356][ T12] ? rtnl_is_locked+0x15/0x20
[ 20.362359][ T12] ? unregister_netdevice_queue+0x6f/0x410
[ 20.362362][ T12] ? unregister_netdevice_many+0x20/0x20
[ 20.362368][ T12] default_device_exit_batch+0x235/0x2d0
[ 20.362372][ T12] ? unregister_netdev+0x60/0x60
[ 20.362378][ T12] ops_undo_list+0x2bf/0x890
[ 20.362384][ T12] ? rtnl_net_dumpid_one+0x270/0x270
[ 20.362387][ T12] ? cleanup_net+0x2d6/0x8b0
[ 20.362393][ T12] cleanup_net+0x3b2/0x8b0
[ 20.362398][ T12] ? net_passive_dec+0x190/0x190
[ 20.362402][ T12] ? rcu_is_watching+0x12/0xb0
[ 20.362409][ T12] process_one_work+0xe35/0x1650
[ 20.362416][ T12] ? pwq_dec_nr_in_flight+0x550/0x550
[ 20.362421][ T12] ? assign_work+0x168/0x240
[ 20.362426][ T12] worker_thread+0x591/0xcf0
[ 20.362432][ T12] ? rescuer_thread+0xd10/0xd10
[ 20.362435][ T12] kthread+0x37b/0x5f0
[ 20.362440][ T12] ? kthread_is_per_cpu+0xc0/0xc0
[ 20.362442][ T12] ? ret_from_fork+0x1b/0x270
[ 20.362447][ T12] ? __lock_release+0x5d/0x170
[ 20.362451][ T12] ? rcu_is_watching+0x12/0xb0
[ 20.362454][ T12] ? kthread_is_per_cpu+0xc0/0xc0
[ 20.362458][ T12] ret_from_fork+0x1db/0x270
[ 20.362460][ T12] ? kthread_is_per_cpu+0xc0/0xc0
[ 20.362463][ T12] ret_from_fork_asm+0x11/0x20
[ 20.362473][ T12]
[ 20.362474][ T12] ==================================================================
[ 20.371414][ T12] Disabling lock debugging due to kernel taint
[ 20.371636][ T12] BUG: kernel NULL pointer dereference, address: 0000000000000000
[ 20.371888][ T12] #PF: supervisor write access in kernel mode
[ 20.372090][ T12] #PF: error_code(0x0002) - not-present page
[ 20.372286][ T12] PGD 0 P4D 0
[ 20.372453][ T12] Oops: Oops: 0002 [#1] SMP KASAN
[ 20.372623][ T12] CPU: 3 UID: 0 PID: 12 Comm: kworker/u16:0 Tainted: G B 6.18.0-rc5-virtme #1 PREEMPT(full)
[ 20.373045][ T12] Tainted: [B]=BAD_PAGE
[ 20.373168][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 20.373368][ T12] Workqueue: netns cleanup_net
[ 20.373546][ T12] RIP: 0010:try_to_grab_pending+0x81/0x6c0
[ 20.373801][ 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
[ 20.374518][ T12] RSP: 0018:ffffc900000c7680 EFLAGS: 00010046
[ 20.374741][ T12] RAX: 0000000000000000 RBX: 0000000000000000 RCX: ffffffff84249b8a
[ 20.375026][ T12] RDX: fffffbfff11ecacd RSI: 0000000000000008 RDI: ffffffff88f65660
[ 20.375301][ T12] RBP: ffffc900000c76e8 R08: 0000000000000001 R09: fffffbfff11ecacc
[ 20.375552][ T12] R10: ffffffff88f65667 R11: ffffc900000c7140 R12: 0000000000000000
[ 20.375809][ T12] R13: 0000000000000282 R14: ffff888004c6c000 R15: dffffc0000000000
[ 20.376058][ T12] FS: 0000000000000000(0000) GS:ffff8880e4287000(0000) knlGS:0000000000000000
[ 20.376372][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 20.376583][ T12] CR2: 0000000000000000 CR3: 000000000b699005 CR4: 0000000000772ef0
[ 20.376837][ T12] PKRU: 55555554
[ 20.376962][ T12] Call Trace:
[ 20.377084][ T12]
[ 20.377174][ T12] __cancel_work+0x7c/0x260
[ 20.377337][ T12] ? enable_delayed_work+0x10/0x10
[ 20.377504][ T12] ? qdisc_destroy+0x50/0x50
[ 20.377666][ T12] __cancel_work_sync+0x18/0xc0
[ 20.377835][ T12] __dev_close_many+0x1cf/0x980
[ 20.377997][ T12] ? netdev_notify_peers+0x20/0x20
[ 20.378154][ T12] ? netif_close_many+0x201/0x650
[ 20.378316][ T12] netif_close_many+0x201/0x650
[ 20.378474][ T12] ? __mutex_handoff+0x2b0/0x2b0
[ 20.378637][ T12] ? __dev_close_many+0x980/0x980
[ 20.378803][ T12] ? netif_close_many_and_unlock+0x21/0x2a0
[ 20.379009][ T12] ? trace_contention_end+0xd8/0x140
[ 20.379175][ T12] unregister_netdevice_many_notify+0x30a/0x1c90
[ 20.379378][ T12] ? default_device_exit_batch+0x80/0x2d0
[ 20.379542][ T12] ? rtnl_is_locked+0x15/0x20
[ 20.379709][ T12] ? dev_ingress_queue_create+0x190/0x190
[ 20.379877][ T12] ? rtnl_is_locked+0x15/0x20
[ 20.380040][ T12] ? unregister_netdevice_queue+0x6f/0x410
[ 20.380239][ T12] ? unregister_netdevice_many+0x20/0x20
[ 20.380409][ T12] default_device_exit_batch+0x235/0x2d0
[ 20.380572][ T12] ? unregister_netdev+0x60/0x60
[ 20.380733][ T12] ops_undo_list+0x2bf/0x890
[ 20.380904][ T12] ? rtnl_net_dumpid_one+0x270/0x270
[ 20.381063][ T12] ? cleanup_net+0x2d6/0x8b0
[ 20.381223][ T12] cleanup_net+0x3b2/0x8b0
[ 20.381384][ T12] ? net_passive_dec+0x190/0x190
[ 20.381546][ T12] ? rcu_is_watching+0x12/0xb0
[ 20.381707][ T12] process_one_work+0xe35/0x1650
[ 20.381878][ T12] ? pwq_dec_nr_in_flight+0x550/0x550
[ 20.382040][ T12] ? assign_work+0x168/0x240
[ 20.382207][ T12] worker_thread+0x591/0xcf0
[ 20.382369][ T12] ? rescuer_thread+0xd10/0xd10
[ 20.382535][ T12] kthread+0x37b/0x5f0
[ 20.382656][ T12] ? kthread_is_per_cpu+0xc0/0xc0
[ 20.382829][ T12] ? ret_from_fork+0x1b/0x270
[ 20.382994][ T12] ? __lock_release+0x5d/0x170
[ 20.383156][ T12] ? rcu_is_watching+0x12/0xb0
[ 20.383315][ T12] ? kthread_is_per_cpu+0xc0/0xc0
[ 20.383480][ T12] ret_from_fork+0x1db/0x270
[ 20.383636][ T12] ? kthread_is_per_cpu+0xc0/0xc0
[ 20.383799][ T12] ret_from_fork_asm+0x11/0x20
[ 20.383964][ T12]
[ 20.384085][ T12] Modules linked in: unix_diag
[ 20.384253][ T12] CR2: 0000000000000000
[ 20.384373][ T12] ---[ end trace 0000000000000000 ]---
[ 20.384537][ T12] RIP: 0010:try_to_grab_pending+0x81/0x6c0
[ 20.384741][ 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
[ 20.385328][ T12] RSP: 0018:ffffc900000c7680 EFLAGS: 00010046
[ 20.385534][ T12] RAX: 0000000000000000 RBX: 0000000000000000 RCX: ffffffff84249b8a
[ 20.385768][ T12] RDX: fffffbfff11ecacd RSI: 0000000000000008 RDI: ffffffff88f65660
[ 20.386037][ T12] RBP: ffffc900000c76e8 R08: 0000000000000001 R09: fffffbfff11ecacc
[ 20.386275][ T12] R10: ffffffff88f65667 R11: ffffc900000c7140 R12: 0000000000000000
[ 20.386511][ T12] R13: 0000000000000282 R14: ffff888004c6c000 R15: dffffc0000000000
[ 20.386748][ T12] FS: 0000000000000000(0000) GS:ffff8880e4287000(0000) knlGS:0000000000000000
[ 20.387044][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 20.387245][ T12] CR2: 0000000000000000 CR3: 000000000b699005 CR4: 0000000000772ef0
[ 20.387490][ T12] PKRU: 55555554
[ 20.387611][ T12] Kernel panic - not syncing: Fatal exception
[ 20.387901][ T12] Kernel Offset: 0x2c00000 from 0xffffffff81000000 (relocation range: 0xffffffff80000000-0xffffffffbfffffff)
[ 20.388278][ T12] ---[ end Kernel panic - not syncing: Fatal exception ]---
WAIT TIMEOUT stderr
Ctrl-C stderr
Ctrl-C stderr
WAIT TIMEOUT stderr