[ 17.564860][ T230] ==================================================================
[ 17.565257][ T230] BUG: KASAN: null-ptr-deref in try_to_grab_pending+0x81/0x6c0
[ 17.565598][ T230] Write of size 8 at addr 0000000000000000 by task packetdrill/230
[ 17.565873][ T230]
[ 17.565976][ T230] CPU: 0 UID: 0 PID: 230 Comm: packetdrill Not tainted 6.18.0-rc5-virtme #1 PREEMPT(full)
[ 17.565982][ T230] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 17.565987][ T230] Call Trace:
[ 17.565991][ T230]
[ 17.565993][ T230] dump_stack_lvl+0x82/0xc0
[ 17.566005][ T230] ? try_to_grab_pending+0x81/0x6c0
[ 17.566009][ T230] kasan_report+0xca/0x100
[ 17.566018][ T230] ? try_to_grab_pending+0x81/0x6c0
[ 17.566024][ T230] kasan_check_range+0x39/0x1b0
[ 17.566029][ T230] try_to_grab_pending+0x81/0x6c0
[ 17.566034][ T230] __cancel_work+0x7c/0x260
[ 17.566038][ T230] ? enable_delayed_work+0x10/0x10
[ 17.566043][ T230] ? qdisc_destroy+0x50/0x50
[ 17.566050][ T230] __cancel_work_sync+0x18/0xc0
[ 17.566054][ T230] __dev_close_many+0x1ce/0x810
[ 17.566060][ T230] ? netdev_notify_peers+0x20/0x20
[ 17.566063][ T230] ? netif_close_many+0x201/0x650
[ 17.566067][ T230] netif_close_many+0x201/0x650
[ 17.566071][ T230] ? __dev_close_many+0x810/0x810
[ 17.566074][ T230] ? netif_close_many_and_unlock+0x21/0x2a0
[ 17.566079][ T230] unregister_netdevice_many_notify+0x305/0x1b30
[ 17.566084][ T230] ? try_to_wake_up+0x16e/0xd80
[ 17.566090][ T230] ? sched_ttwu_pending+0x530/0x530
[ 17.566093][ T230] ? dev_ingress_queue_create+0x190/0x190
[ 17.566097][ T230] ? find_held_lock+0x2b/0x80
[ 17.566102][ T230] ? __queue_work+0x322/0xab0
[ 17.566105][ T230] ? __lock_release+0x5d/0x170
[ 17.566109][ T230] ? __queue_work+0x322/0xab0
[ 17.566114][ T230] unregister_netdevice_queue+0x29e/0x410
[ 17.566118][ T230] ? unregister_netdevice_many+0x20/0x20
[ 17.566122][ T230] ? queue_delayed_work_on+0x6a/0xa0
[ 17.566125][ T230] ? lockdep_hardirqs_on+0x7c/0x110
[ 17.566132][ T230] __tun_detach+0xd4a/0x10d0
[ 17.566140][ T230] tun_chr_close+0xae/0x1c0
[ 17.566144][ T230] __fput+0x35c/0xa70
[ 17.566153][ T230] fput_close_sync+0xdd/0x1b0
[ 17.566156][ T230] ? alloc_file_clone+0xf0/0xf0
[ 17.566165][ T230] __x64_sys_close+0x7d/0xd0
[ 17.566170][ T230] do_syscall_64+0xc1/0xfd0
[ 17.566178][ T230] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 17.566186][ T230] RIP: 0033:0x4901eb
[ 17.566190][ T230] Code: 03 00 00 00 0f 05 48 3d 00 f0 ff ff 77 41 c3 48 83 ec 18 89 7c 24 0c e8 c3 78 04 00 8b 7c 24 0c 41 89 c0 b8 03 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 35 44 89 c7 89 44 24 0c e8 21 79 04 00 8b 44
[ 17.566194][ T230] RSP: 002b:00007ffcedb4d980 EFLAGS: 00000293 ORIG_RAX: 0000000000000003
[ 17.566199][ T230] RAX: ffffffffffffffda RBX: 00007ffcedb4dee0 RCX: 00000000004901eb
[ 17.566202][ T230] RDX: 0000000000000002 RSI: 0000000000000002 RDI: 0000000000000005
[ 17.566203][ T230] RBP: 00007ffcedb4d9c0 R08: 0000000000000000 R09: 0000000000000000
[ 17.566205][ T230] R10: 0000000000000400 R11: 0000000000000293 R12: 00007ffcedb4de58
[ 17.566208][ T230] R13: 0000000000000001 R14: 000000000054e030 R15: 0000000000000001
[ 17.566214][ T230]
[ 17.566216][ T230] ==================================================================
[ 17.576169][ T230] Disabling lock debugging due to kernel taint
[ 17.576402][ T230] BUG: kernel NULL pointer dereference, address: 0000000000000000
[ 17.576666][ T230] #PF: supervisor write access in kernel mode
[ 17.576877][ T230] #PF: error_code(0x0002) - not-present page
[ 17.577093][ T230] PGD 5135067 P4D 5135067 PUD 1e3f067 PMD 0
[ 17.577327][ T230] Oops: Oops: 0002 [#1] SMP KASAN
[ 17.577507][ T230] CPU: 0 UID: 0 PID: 230 Comm: packetdrill Tainted: G B 6.18.0-rc5-virtme #1 PREEMPT(full)
[ 17.577900][ T230] Tainted: [B]=BAD_PAGE
[ 17.578035][ T230] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 17.578263][ T230] RIP: 0010:try_to_grab_pending+0x81/0x6c0
[ 17.578502][ T230] 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
[ 17.579122][ T230] RSP: 0018:ffffc90000ad7900 EFLAGS: 00010046
[ 17.579347][ T230] RAX: 0000000000000000 RBX: 0000000000000000 RCX: ffffffff86a3e90a
[ 17.579622][ T230] RDX: fffffbfff158a0cd RSI: 0000000000000008 RDI: ffffffff8ac50660
[ 17.579881][ T230] RBP: ffffc90000ad7968 R08: 0000000000000001 R09: fffffbfff158a0cc
[ 17.580140][ T230] R10: ffffffff8ac50667 R11: ffffc90000ad73c0 R12: 0000000000000000
[ 17.580403][ T230] R13: 0000000000000286 R14: ffff88800d120000 R15: dffffc0000000000
[ 17.580688][ T230] FS: 0000000011f943c0(0000) GS:ffff8880ab61b000(0000) knlGS:0000000000000000
[ 17.580995][ T230] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 17.581218][ T230] CR2: 0000000000000000 CR3: 0000000001dab003 CR4: 0000000000772ef0
[ 17.581474][ T230] PKRU: 55555554
[ 17.581615][ T230] Call Trace:
[ 17.581749][ T230]
[ 17.581838][ T230] __cancel_work+0x7c/0x260
[ 17.582029][ T230] ? enable_delayed_work+0x10/0x10
[ 17.582211][ T230] ? qdisc_destroy+0x50/0x50
[ 17.582388][ T230] __cancel_work_sync+0x18/0xc0
[ 17.582561][ T230] __dev_close_many+0x1ce/0x810
[ 17.582750][ T230] ? netdev_notify_peers+0x20/0x20
[ 17.582926][ T230] ? netif_close_many+0x201/0x650
[ 17.583101][ T230] netif_close_many+0x201/0x650
[ 17.583275][ T230] ? __dev_close_many+0x810/0x810
[ 17.583451][ T230] ? netif_close_many_and_unlock+0x21/0x2a0
[ 17.583679][ T230] unregister_netdevice_many_notify+0x305/0x1b30
[ 17.583891][ T230] ? try_to_wake_up+0x16e/0xd80
[ 17.584068][ T230] ? sched_ttwu_pending+0x530/0x530
[ 17.584248][ T230] ? dev_ingress_queue_create+0x190/0x190
[ 17.584422][ T230] ? find_held_lock+0x2b/0x80
[ 17.584603][ T230] ? __queue_work+0x322/0xab0
[ 17.584780][ T230] ? __lock_release+0x5d/0x170
[ 17.584955][ T230] ? __queue_work+0x322/0xab0
[ 17.585123][ T230] unregister_netdevice_queue+0x29e/0x410
[ 17.585300][ T230] ? unregister_netdevice_many+0x20/0x20
[ 17.585472][ T230] ? queue_delayed_work_on+0x6a/0xa0
[ 17.585662][ T230] ? lockdep_hardirqs_on+0x7c/0x110
[ 17.585834][ T230] __tun_detach+0xd4a/0x10d0
[ 17.586015][ T230] tun_chr_close+0xae/0x1c0
[ 17.586186][ T230] __fput+0x35c/0xa70
[ 17.586319][ T230] fput_close_sync+0xdd/0x1b0
[ 17.586497][ T230] ? alloc_file_clone+0xf0/0xf0
[ 17.586687][ T230] __x64_sys_close+0x7d/0xd0
[ 17.586852][ T230] do_syscall_64+0xc1/0xfd0
[ 17.587037][ T230] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 17.587254][ T230] RIP: 0033:0x4901eb
[ 17.587393][ T230] Code: 03 00 00 00 0f 05 48 3d 00 f0 ff ff 77 41 c3 48 83 ec 18 89 7c 24 0c e8 c3 78 04 00 8b 7c 24 0c 41 89 c0 b8 03 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 35 44 89 c7 89 44 24 0c e8 21 79 04 00 8b 44
[ 17.588046][ T230] RSP: 002b:00007ffcedb4d980 EFLAGS: 00000293 ORIG_RAX: 0000000000000003
[ 17.588317][ T230] RAX: ffffffffffffffda RBX: 00007ffcedb4dee0 RCX: 00000000004901eb
[ 17.588584][ T230] RDX: 0000000000000002 RSI: 0000000000000002 RDI: 0000000000000005
[ 17.588858][ T230] RBP: 00007ffcedb4d9c0 R08: 0000000000000000 R09: 0000000000000000
[ 17.589115][ T230] R10: 0000000000000400 R11: 0000000000000293 R12: 00007ffcedb4de58
[ 17.589385][ T230] R13: 0000000000000001 R14: 000000000054e030 R15: 0000000000000001
[ 17.589663][ T230]
[ 17.589809][ T230] Modules linked in:
[ 17.589953][ T230] CR2: 0000000000000000
[ 17.590087][ T230] ---[ end trace 0000000000000000 ]---
[ 17.590262][ T230] RIP: 0010:try_to_grab_pending+0x81/0x6c0
[ 17.590491][ T230] 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
[ 17.591106][ T230] RSP: 0018:ffffc90000ad7900 EFLAGS: 00010046
[ 17.591330][ T230] RAX: 0000000000000000 RBX: 0000000000000000 RCX: ffffffff86a3e90a
[ 17.591590][ T230] RDX: fffffbfff158a0cd RSI: 0000000000000008 RDI: ffffffff8ac50660
[ 17.591862][ T230] RBP: ffffc90000ad7968 R08: 0000000000000001 R09: fffffbfff158a0cc
[ 17.592115][ T230] R10: ffffffff8ac50667 R11: ffffc90000ad73c0 R12: 0000000000000000
[ 17.592378][ T230] R13: 0000000000000286 R14: ffff88800d120000 R15: dffffc0000000000
[ 17.592648][ T230] FS: 0000000011f943c0(0000) GS:ffff8880ab61b000(0000) knlGS:0000000000000000
[ 17.592960][ T230] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 17.593177][ T230] CR2: 0000000000000000 CR3: 0000000001dab003 CR4: 0000000000772ef0
[ 17.593431][ T230] PKRU: 55555554
[ 17.593569][ T230] Kernel panic - not syncing: Fatal exception
[ 17.593881][ T230] Kernel Offset: 0x5400000 from 0xffffffff81000000 (relocation range: 0xffffffff80000000-0xffffffffbfffffff)
[ 17.594287][ T230] ---[ end Kernel panic - not syncing: Fatal exception ]---
WAIT TIMEOUT stderr
Ctrl-C stderr
Ctrl-C stderr
WAIT TIMEOUT stderr