[ 16.025816][ T260] sctp: Hash tables configured (bind 32/56)
[ 77.421205][ T68] ==================================================================
[ 77.421567][ T68] BUG: KASAN: null-ptr-deref in try_to_grab_pending+0x81/0x6c0
[ 77.421891][ T68] Write of size 8 at addr 0000000000000000 by task kworker/u16:1/68
[ 77.422204][ T68]
[ 77.422306][ T68] CPU: 0 UID: 0 PID: 68 Comm: kworker/u16:1 Not tainted 6.18.0-rc5-virtme #1 PREEMPT(full)
[ 77.422313][ T68] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 77.422316][ T68] Workqueue: netns cleanup_net
[ 77.422335][ T68] Call Trace:
[ 77.422339][ T68]
[ 77.422342][ T68] dump_stack_lvl+0x82/0xc0
[ 77.422352][ T68] ? try_to_grab_pending+0x81/0x6c0
[ 77.422355][ T68] kasan_report+0xca/0x100
[ 77.422367][ T68] ? try_to_grab_pending+0x81/0x6c0
[ 77.422375][ T68] kasan_check_range+0x39/0x1b0
[ 77.422379][ T68] try_to_grab_pending+0x81/0x6c0
[ 77.422384][ T68] __cancel_work+0x7c/0x260
[ 77.422387][ T68] ? enable_delayed_work+0x10/0x10
[ 77.422393][ T68] ? queue_delayed_work_on+0x6a/0xa0
[ 77.422398][ T68] __cancel_work_sync+0x18/0xc0
[ 77.422402][ T68] __dev_close_many+0x1cf/0x980
[ 77.422408][ T68] ? netdev_notify_peers+0x20/0x20
[ 77.422414][ T68] ? netif_close_many+0x201/0x650
[ 77.422418][ T68] netif_close_many+0x201/0x650
[ 77.422421][ T68] ? __mutex_handoff+0x2b0/0x2b0
[ 77.422432][ T68] ? __dev_close_many+0x980/0x980
[ 77.422435][ T68] ? netif_close_many_and_unlock+0x21/0x2a0
[ 77.422438][ T68] ? trace_contention_end+0xd8/0x140
[ 77.422443][ T68] unregister_netdevice_many_notify+0x30a/0x1c90
[ 77.422448][ T68] ? default_device_exit_batch+0x80/0x2d0
[ 77.422453][ T68] ? mutex_is_locked+0x1c/0x50
[ 77.422456][ T68] ? dev_ingress_queue_create+0x190/0x190
[ 77.422459][ T68] ? rtnl_is_locked+0x15/0x20
[ 77.422463][ T68] ? unregister_netdevice_queue+0x6f/0x410
[ 77.422466][ T68] ? unregister_netdevice_many+0x20/0x20
[ 77.422471][ T68] ? unregister_netdevice_many+0x20/0x20
[ 77.422481][ T68] default_device_exit_batch+0x235/0x2d0
[ 77.422487][ T68] ? unregister_netdev+0x60/0x60
[ 77.422493][ T68] ops_undo_list+0x2bf/0x890
[ 77.422502][ T68] ? rtnl_net_dumpid_one+0x270/0x270
[ 77.422505][ T68] ? cleanup_net+0x2d6/0x8b0
[ 77.422511][ T68] cleanup_net+0x3b2/0x8b0
[ 77.422516][ T68] ? net_passive_dec+0x190/0x190
[ 77.422521][ T68] ? rcu_is_watching+0x12/0xb0
[ 77.422529][ T68] process_one_work+0xe35/0x1650
[ 77.422536][ T68] ? pwq_dec_nr_in_flight+0x550/0x550
[ 77.422542][ T68] ? assign_work+0x168/0x240
[ 77.422546][ T68] worker_thread+0x591/0xcf0
[ 77.422552][ T68] ? rescuer_thread+0xd10/0xd10
[ 77.422556][ T68] kthread+0x37b/0x5f0
[ 77.422564][ T68] ? kthread_is_per_cpu+0xc0/0xc0
[ 77.422566][ T68] ? ret_from_fork+0x1b/0x270
[ 77.422578][ T68] ? __lock_release+0x5d/0x170
[ 77.422582][ T68] ? rcu_is_watching+0x12/0xb0
[ 77.422586][ T68] ? kthread_is_per_cpu+0xc0/0xc0
[ 77.422589][ T68] ret_from_fork+0x1db/0x270
[ 77.422592][ T68] ? kthread_is_per_cpu+0xc0/0xc0
[ 77.422595][ T68] ret_from_fork_asm+0x11/0x20
[ 77.422610][ T68]
[ 77.422611][ T68] ==================================================================
[ 77.432885][ T68] Disabling lock debugging due to kernel taint
[ 77.433141][ T68] BUG: kernel NULL pointer dereference, address: 0000000000000000
[ 77.433413][ T68] #PF: supervisor write access in kernel mode
[ 77.433639][ T68] #PF: error_code(0x0002) - not-present page
[ 77.433874][ T68] PGD 0 P4D 0
[ 77.434027][ T68] Oops: Oops: 0002 [#1] SMP KASAN
[ 77.434221][ T68] CPU: 0 UID: 0 PID: 68 Comm: kworker/u16:1 Tainted: G B 6.18.0-rc5-virtme #1 PREEMPT(full)
[ 77.434640][ T68] Tainted: [B]=BAD_PAGE
[ 77.434777][ T68] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 77.435029][ T68] Workqueue: netns cleanup_net
[ 77.435230][ T68] RIP: 0010:try_to_grab_pending+0x81/0x6c0
[ 77.435481][ T68] 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
[ 77.436168][ T68] RSP: 0018:ffffc90000497680 EFLAGS: 00010046
[ 77.436415][ T68] RAX: 0000000000000000 RBX: 0000000000000000 RCX: ffffffff8c049b8a
[ 77.436710][ T68] RDX: fffffbfff21acacd RSI: 0000000000000008 RDI: ffffffff90d65660
[ 77.436997][ T68] RBP: ffffc900004976e8 R08: 0000000000000001 R09: fffffbfff21acacc
[ 77.437269][ T68] R10: ffffffff90d65667 R11: ffffc90000497140 R12: 0000000000000000
[ 77.437539][ T68] R13: 0000000000000282 R14: ffff88800adb4000 R15: dffffc0000000000
[ 77.437811][ T68] FS: 0000000000000000(0000) GS:ffff8880dc307000(0000) knlGS:0000000000000000
[ 77.438189][ T68] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 77.438409][ T68] CR2: 0000000000000000 CR3: 000000005eb49004 CR4: 0000000000772ef0
[ 77.438714][ T68] PKRU: 55555554
[ 77.438844][ T68] Call Trace:
[ 77.438982][ T68]
[ 77.439077][ T68] __cancel_work+0x7c/0x260
[ 77.439254][ T68] ? enable_delayed_work+0x10/0x10
[ 77.439431][ T68] ? queue_delayed_work_on+0x6a/0xa0
[ 77.439612][ T68] __cancel_work_sync+0x18/0xc0
[ 77.439787][ T68] __dev_close_many+0x1cf/0x980
[ 77.439962][ T68] ? netdev_notify_peers+0x20/0x20
[ 77.440130][ T68] ? netif_close_many+0x201/0x650
[ 77.440296][ T68] netif_close_many+0x201/0x650
[ 77.440474][ T68] ? __mutex_handoff+0x2b0/0x2b0
[ 77.440651][ T68] ? __dev_close_many+0x980/0x980
[ 77.440820][ T68] ? netif_close_many_and_unlock+0x21/0x2a0
[ 77.441043][ T68] ? trace_contention_end+0xd8/0x140
[ 77.441213][ T68] unregister_netdevice_many_notify+0x30a/0x1c90
[ 77.441426][ T68] ? default_device_exit_batch+0x80/0x2d0
[ 77.441609][ T68] ? mutex_is_locked+0x1c/0x50
[ 77.441805][ T68] ? dev_ingress_queue_create+0x190/0x190
[ 77.441984][ T68] ? rtnl_is_locked+0x15/0x20
[ 77.442148][ T68] ? unregister_netdevice_queue+0x6f/0x410
[ 77.442365][ T68] ? unregister_netdevice_many+0x20/0x20
[ 77.442541][ T68] ? unregister_netdevice_many+0x20/0x20
[ 77.442717][ T68] default_device_exit_batch+0x235/0x2d0
[ 77.442901][ T68] ? unregister_netdev+0x60/0x60
[ 77.443071][ T68] ops_undo_list+0x2bf/0x890
[ 77.443245][ T68] ? rtnl_net_dumpid_one+0x270/0x270
[ 77.443414][ T68] ? cleanup_net+0x2d6/0x8b0
[ 77.443592][ T68] cleanup_net+0x3b2/0x8b0
[ 77.443759][ T68] ? net_passive_dec+0x190/0x190
[ 77.443931][ T68] ? rcu_is_watching+0x12/0xb0
[ 77.444099][ T68] process_one_work+0xe35/0x1650
[ 77.444268][ T68] ? pwq_dec_nr_in_flight+0x550/0x550
[ 77.444436][ T68] ? assign_work+0x168/0x240
[ 77.444614][ T68] worker_thread+0x591/0xcf0
[ 77.444787][ T68] ? rescuer_thread+0xd10/0xd10
[ 77.445024][ T68] kthread+0x37b/0x5f0
[ 77.445154][ T68] ? kthread_is_per_cpu+0xc0/0xc0
[ 77.445319][ T68] ? ret_from_fork+0x1b/0x270
[ 77.445491][ T68] ? __lock_release+0x5d/0x170
[ 77.445662][ T68] ? rcu_is_watching+0x12/0xb0
[ 77.445832][ T68] ? kthread_is_per_cpu+0xc0/0xc0
[ 77.446011][ T68] ret_from_fork+0x1db/0x270
[ 77.446181][ T68] ? kthread_is_per_cpu+0xc0/0xc0
[ 77.446354][ T68] ret_from_fork_asm+0x11/0x20
[ 77.446535][ T68]
[ 77.446667][ T68] Modules linked in: sctp_diag sctp
[ 77.446852][ T68] CR2: 0000000000000000
[ 77.447016][ T68] ---[ end trace 0000000000000000 ]---
[ 77.447187][ T68] RIP: 0010:try_to_grab_pending+0x81/0x6c0
[ 77.447412][ T68] 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
[ 77.448036][ T68] RSP: 0018:ffffc90000497680 EFLAGS: 00010046
[ 77.448251][ T68] RAX: 0000000000000000 RBX: 0000000000000000 RCX: ffffffff8c049b8a
[ 77.448512][ T68] RDX: fffffbfff21acacd RSI: 0000000000000008 RDI: ffffffff90d65660
[ 77.448766][ T68] RBP: ffffc900004976e8 R08: 0000000000000001 R09: fffffbfff21acacc
[ 77.449019][ T68] R10: ffffffff90d65667 R11: ffffc90000497140 R12: 0000000000000000
[ 77.449294][ T68] R13: 0000000000000282 R14: ffff88800adb4000 R15: dffffc0000000000
[ 77.449559][ T68] FS: 0000000000000000(0000) GS:ffff8880dc307000(0000) knlGS:0000000000000000
[ 77.449863][ T68] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 77.450185][ T68] CR2: 0000000000000000 CR3: 000000005eb49004 CR4: 0000000000772ef0
[ 77.450434][ T68] PKRU: 55555554
[ 77.450572][ T68] Kernel panic - not syncing: Fatal exception
[ 77.450900][ T68] Kernel Offset: 0xaa00000 from 0xffffffff81000000 (relocation range: 0xffffffff80000000-0xffffffffbfffffff)
[ 77.451303][ T68] ---[ end Kernel panic - not syncing: Fatal exception ]---
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