[ 17.417616][ T232] ==================================================================
[ 17.417944][ T232] BUG: KASAN: null-ptr-deref in try_to_grab_pending+0x81/0x6c0
[ 17.418241][ T232] Write of size 8 at addr 0000000000000000 by task packetdrill/232
[ 17.418514][ T232]
[ 17.418622][ T232] CPU: 2 UID: 0 PID: 232 Comm: packetdrill Not tainted 6.18.0-rc5-virtme #1 PREEMPT(full)
[ 17.418627][ T232] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 17.418630][ T232] Call Trace:
[ 17.418631][ T232]
[ 17.418633][ T232] dump_stack_lvl+0x82/0xc0
[ 17.418640][ T232] ? try_to_grab_pending+0x81/0x6c0
[ 17.418644][ T232] kasan_report+0xca/0x100
[ 17.418650][ T232] ? try_to_grab_pending+0x81/0x6c0
[ 17.418659][ T232] kasan_check_range+0x39/0x1b0
[ 17.418665][ T232] try_to_grab_pending+0x81/0x6c0
[ 17.418672][ T232] __cancel_work+0x7c/0x260
[ 17.418676][ T232] ? enable_delayed_work+0x10/0x10
[ 17.418681][ T232] ? qdisc_destroy+0x50/0x50
[ 17.418688][ T232] __cancel_work_sync+0x18/0xc0
[ 17.418692][ T232] __dev_close_many+0x1ce/0x810
[ 17.418696][ T232] ? netdev_notify_peers+0x20/0x20
[ 17.418700][ T232] ? netif_close_many+0x201/0x650
[ 17.418704][ T232] netif_close_many+0x201/0x650
[ 17.418708][ T232] ? __dev_close_many+0x810/0x810
[ 17.418711][ T232] ? netif_close_many_and_unlock+0x21/0x2a0
[ 17.418715][ T232] unregister_netdevice_many_notify+0x305/0x1b30
[ 17.418720][ T232] ? try_to_wake_up+0x16e/0xd80
[ 17.418725][ T232] ? sched_ttwu_pending+0x530/0x530
[ 17.418728][ T232] ? dev_ingress_queue_create+0x190/0x190
[ 17.418732][ T232] ? find_held_lock+0x2b/0x80
[ 17.418736][ T232] ? __queue_work+0x322/0xab0
[ 17.418739][ T232] ? __lock_release+0x5d/0x170
[ 17.418744][ T232] ? __queue_work+0x322/0xab0
[ 17.418751][ T232] unregister_netdevice_queue+0x29e/0x410
[ 17.418757][ T232] ? unregister_netdevice_many+0x20/0x20
[ 17.418763][ T232] ? queue_delayed_work_on+0x6a/0xa0
[ 17.418766][ T232] ? lockdep_hardirqs_on+0x7c/0x110
[ 17.418772][ T232] __tun_detach+0xd4a/0x10d0
[ 17.418779][ T232] tun_chr_close+0xae/0x1c0
[ 17.418783][ T232] __fput+0x35c/0xa70
[ 17.418791][ T232] fput_close_sync+0xdd/0x1b0
[ 17.418794][ T232] ? alloc_file_clone+0xf0/0xf0
[ 17.418798][ T232] __x64_sys_close+0x7d/0xd0
[ 17.418802][ T232] do_syscall_64+0xc1/0xfd0
[ 17.418807][ T232] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 17.418811][ T232] RIP: 0033:0x4901eb
[ 17.418815][ T232] 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
[ 17.418818][ T232] RSP: 002b:00007ffe172dee90 EFLAGS: 00000293 ORIG_RAX: 0000000000000003
[ 17.418822][ T232] RAX: ffffffffffffffda RBX: 00007ffe172df3f0 RCX: 00000000004901eb
[ 17.418824][ T232] RDX: 0000000000000002 RSI: 0000000000000002 RDI: 0000000000000005
[ 17.418826][ T232] RBP: 00007ffe172deed0 R08: 0000000000000000 R09: 0000000000000000
[ 17.418828][ T232] R10: 0000000000000007 R11: 0000000000000293 R12: 00007ffe172df368
[ 17.418830][ T232] R13: 0000000000000001 R14: 000000000054e030 R15: 0000000000000001
[ 17.418837][ T232]
[ 17.418838][ T232] ==================================================================
[ 17.429144][ T232] Disabling lock debugging due to kernel taint
[ 17.429371][ T232] BUG: kernel NULL pointer dereference, address: 0000000000000000
[ 17.429628][ T232] #PF: supervisor write access in kernel mode
[ 17.429859][ T232] #PF: error_code(0x0002) - not-present page
[ 17.430073][ T232] PGD 254d067 P4D 254d067 PUD be40067 PMD 0
[ 17.430305][ T232] Oops: Oops: 0002 [#1] SMP KASAN
[ 17.430486][ T232] CPU: 2 UID: 0 PID: 232 Comm: packetdrill Tainted: G B 6.18.0-rc5-virtme #1 PREEMPT(full)
[ 17.430897][ T232] Tainted: [B]=BAD_PAGE
[ 17.431033][ T232] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 17.431267][ T232] RIP: 0010:try_to_grab_pending+0x81/0x6c0
[ 17.431498][ T232] 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
[ 17.432142][ T232] RSP: 0018:ffffc90000af7900 EFLAGS: 00010046
[ 17.432367][ T232] RAX: 0000000000000000 RBX: 0000000000000000 RCX: ffffffffaf03e90a
[ 17.432631][ T232] RDX: fffffbfff664a0cd RSI: 0000000000000008 RDI: ffffffffb3250660
[ 17.432904][ T232] RBP: ffffc90000af7968 R08: 0000000000000001 R09: fffffbfff664a0cc
[ 17.433175][ T232] R10: ffffffffb3250667 R11: ffffc90000af73c0 R12: 0000000000000000
[ 17.433458][ T232] R13: 0000000000000286 R14: ffff88800bf70000 R15: dffffc0000000000
[ 17.433739][ T232] FS: 000000002559c3c0(0000) GS:ffff88808311b000(0000) knlGS:0000000000000000
[ 17.434053][ T232] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 17.434279][ T232] CR2: 0000000000000000 CR3: 0000000008851004 CR4: 0000000000772ef0
[ 17.434540][ T232] PKRU: 55555554
[ 17.434692][ T232] Call Trace:
[ 17.434834][ T232]
[ 17.434928][ T232] __cancel_work+0x7c/0x260
[ 17.435110][ T232] ? enable_delayed_work+0x10/0x10
[ 17.435297][ T232] ? qdisc_destroy+0x50/0x50
[ 17.435474][ T232] __cancel_work_sync+0x18/0xc0
[ 17.435664][ T232] __dev_close_many+0x1ce/0x810
[ 17.435848][ T232] ? netdev_notify_peers+0x20/0x20
[ 17.436022][ T232] ? netif_close_many+0x201/0x650
[ 17.436207][ T232] netif_close_many+0x201/0x650
[ 17.436379][ T232] ? __dev_close_many+0x810/0x810
[ 17.436553][ T232] ? netif_close_many_and_unlock+0x21/0x2a0
[ 17.436794][ T232] unregister_netdevice_many_notify+0x305/0x1b30
[ 17.437011][ T232] ? try_to_wake_up+0x16e/0xd80
[ 17.437192][ T232] ? sched_ttwu_pending+0x530/0x530
[ 17.437374][ T232] ? dev_ingress_queue_create+0x190/0x190
[ 17.437555][ T232] ? find_held_lock+0x2b/0x80
[ 17.437750][ T232] ? __queue_work+0x322/0xab0
[ 17.437928][ T232] ? __lock_release+0x5d/0x170
[ 17.438102][ T232] ? __queue_work+0x322/0xab0
[ 17.438283][ T232] unregister_netdevice_queue+0x29e/0x410
[ 17.438460][ T232] ? unregister_netdevice_many+0x20/0x20
[ 17.438639][ T232] ? queue_delayed_work_on+0x6a/0xa0
[ 17.438837][ T232] ? lockdep_hardirqs_on+0x7c/0x110
[ 17.439012][ T232] __tun_detach+0xd4a/0x10d0
[ 17.439195][ T232] tun_chr_close+0xae/0x1c0
[ 17.439368][ T232] __fput+0x35c/0xa70
[ 17.439504][ T232] fput_close_sync+0xdd/0x1b0
[ 17.439692][ T232] ? alloc_file_clone+0xf0/0xf0
[ 17.439877][ T232] __x64_sys_close+0x7d/0xd0
[ 17.440050][ T232] do_syscall_64+0xc1/0xfd0
[ 17.440240][ T232] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 17.440455][ T232] RIP: 0033:0x4901eb
[ 17.440599][ T232] 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
[ 17.441247][ T232] RSP: 002b:00007ffe172dee90 EFLAGS: 00000293 ORIG_RAX: 0000000000000003
[ 17.441516][ T232] RAX: ffffffffffffffda RBX: 00007ffe172df3f0 RCX: 00000000004901eb
[ 17.441802][ T232] RDX: 0000000000000002 RSI: 0000000000000002 RDI: 0000000000000005
[ 17.442064][ T232] RBP: 00007ffe172deed0 R08: 0000000000000000 R09: 0000000000000000
[ 17.442334][ T232] R10: 0000000000000007 R11: 0000000000000293 R12: 00007ffe172df368
[ 17.442605][ T232] R13: 0000000000000001 R14: 000000000054e030 R15: 0000000000000001
[ 17.442891][ T232]
[ 17.443024][ T232] Modules linked in:
[ 17.443170][ T232] CR2: 0000000000000000
[ 17.443305][ T232] ---[ end trace 0000000000000000 ]---
[ 17.443480][ T232] RIP: 0010:try_to_grab_pending+0x81/0x6c0
[ 17.443718][ T232] 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
[ 17.444344][ T232] RSP: 0018:ffffc90000af7900 EFLAGS: 00010046
[ 17.444563][ T232] RAX: 0000000000000000 RBX: 0000000000000000 RCX: ffffffffaf03e90a
[ 17.444847][ T232] RDX: fffffbfff664a0cd RSI: 0000000000000008 RDI: ffffffffb3250660
[ 17.445112][ T232] RBP: ffffc90000af7968 R08: 0000000000000001 R09: fffffbfff664a0cc
[ 17.445380][ T232] R10: ffffffffb3250667 R11: ffffc90000af73c0 R12: 0000000000000000
[ 17.445647][ T232] R13: 0000000000000286 R14: ffff88800bf70000 R15: dffffc0000000000
[ 17.445923][ T232] FS: 000000002559c3c0(0000) GS:ffff88808311b000(0000) knlGS:0000000000000000
[ 17.446236][ T232] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 17.446455][ T232] CR2: 0000000000000000 CR3: 0000000008851004 CR4: 0000000000772ef0
[ 17.446730][ T232] PKRU: 55555554
[ 17.446872][ T232] Kernel panic - not syncing: Fatal exception
[ 17.447182][ T232] Kernel Offset: 0x2da00000 from 0xffffffff81000000 (relocation range: 0xffffffff80000000-0xffffffffbfffffff)
[ 17.447613][ T232] ---[ end Kernel panic - not syncing: Fatal exception ]---
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