[ OK ] Started Getty on tty1. [ OK ] Started Serial Getty on ttyS0. [ OK ] Started Getty on tty4. [ OK ] Started Getty on tty3. [ OK ] Started Getty on tty2. [ OK ] Reached target Login Prompts. [ OK ] Reached target Multi-User System. [ OK ] Reached target Graphical Interface. Starting Update UTMP about System Runlevel Changes... [ OK ] Started Update UTMP about System Runlevel Changes. Starting Load/Save RF Kill Switch Status... [ OK ] Started Load/Save RF Kill Switch Status. Debian GNU/Linux 9 syzkaller ttyS0 Warning: Permanently added '10.128.0.49' (ECDSA) to the list of known hosts. syzkaller login: [ 59.807715][ T6866] IPVS: ftp: loaded support on port[0] = 21 [ 59.816029][ T6862] IPVS: ftp: loaded support on port[0] = 21 [ 59.827894][ T6868] IPVS: ftp: loaded support on port[0] = 21 [ 59.832486][ T6870] IPVS: ftp: loaded support on port[0] = 21 [ 59.861366][ T6869] IPVS: ftp: loaded support on port[0] = 21 [ 59.868258][ T6867] IPVS: ftp: loaded support on port[0] = 21 executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 69.156002][T10880] ------------[ cut here ]------------ [ 69.161923][T10883] ------------[ cut here ]------------ [ 69.161971][T10885] ------------[ cut here ]------------ [ 69.167973][T10883] kernel BUG at fs/inode.c:1668! [ 69.176414][T10887] ================================================================== [ 69.179712][T10880] kernel BUG at fs/inode.c:1668! [ 69.186157][T10887] BUG: KASAN: use-after-free in locks_remove_file+0x54d/0x580 [ 69.186171][T10887] Read of size 8 at addr ffff8880a7f9da20 by task syz-executor251/10887 [ 69.186174][T10887] [ 69.186190][T10887] CPU: 1 PID: 10887 Comm: syz-executor251 Not tainted 5.9.0-rc2-syzkaller #0 [ 69.186198][T10887] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 69.186211][T10887] Call Trace: [ 69.223469][T10883] invalid opcode: 0000 [#1] PREEMPT SMP KASAN [ 69.227958][T10887] dump_stack+0x18f/0x20d [ 69.231219][T10883] CPU: 0 PID: 10883 Comm: syz-executor251 Not tainted 5.9.0-rc2-syzkaller #0 [ 69.237254][T10887] ? locks_remove_file+0x54d/0x580 [ 69.241546][T10883] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 69.250274][T10887] ? locks_remove_file+0x54d/0x580 [ 69.255456][T10883] RIP: 0010:iput+0x64/0x70 [ 69.265494][T10887] print_address_description.constprop.0.cold+0xae/0x497 [ 69.270570][T10883] Code: ff 83 e3 40 48 89 de e8 3a d9 ad ff 48 85 db 75 14 e8 90 dc ad ff 48 89 ef e8 58 f7 ff ff 5b 5d e9 81 dc ad ff e8 7c dc ad ff <0f> 0b e8 05 f5 ed ff eb c5 0f 1f 00 41 56 41 55 41 54 55 48 89 fd [ 69.274958][T10887] ? vprintk_func+0x97/0x1a6 [ 69.281944][T10883] RSP: 0018:ffffc9000e10fe10 EFLAGS: 00010293 [ 69.301631][T10887] ? locks_remove_file+0x54d/0x580 [ 69.306203][T10883] RAX: 0000000000000000 RBX: 0000000000000040 RCX: ffffffff81c66276 [ 69.312238][T10887] ? locks_remove_file+0x54d/0x580 [ 69.317313][T10883] RDX: ffff888097bb4140 RSI: ffffffff81c66294 RDI: 0000000000000007 [ 69.325262][T10887] kasan_report.cold+0x1f/0x37 [ 69.330336][T10883] RBP: ffff888084f940c0 R08: 0000000000000001 R09: ffff8880975721a3 [ 69.338282][T10887] ? do_raw_spin_unlock+0x90/0x230 [ 69.343009][T10883] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 69.350969][T10887] ? locks_remove_file+0x54d/0x580 [ 69.356058][T10883] R13: ffff888084f94020 R14: ffff888084f940c0 R15: ffff888086ef38d0 [ 69.364023][T10887] locks_remove_file+0x54d/0x580 [ 69.369115][T10883] FS: 0000000001c44880(0000) GS:ffff8880ae600000(0000) knlGS:0000000000000000 [ 69.377066][T10887] ? fcntl_setlk+0xf60/0xf60 [ 69.381979][T10883] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 69.391835][T10887] __fput+0x1b8/0x920 [ 69.396390][T10883] CR2: 00005611abddd048 CR3: 00000000981a7000 CR4: 00000000001506f0 [ 69.402946][T10887] task_work_run+0xdd/0x190 [ 69.406891][T10883] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 69.415017][T10887] exit_to_user_mode_prepare+0x195/0x1c0 [ 69.419483][T10883] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 69.427433][T10887] syscall_exit_to_user_mode+0x59/0x2b0 [ 69.433021][T10883] Call Trace: [ 69.440986][T10887] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 69.446501][T10883] __sock_release+0x20c/0x280 [ 69.449751][T10887] RIP: 0033:0x405891 [ 69.455613][T10883] sock_close+0x18/0x20 [ 69.460270][T10887] Code: 75 14 b8 03 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 04 19 00 00 c3 48 83 ec 08 e8 6a fc ff ff 48 89 04 24 b8 03 00 00 00 0f 05 <48> 8b 3c 24 48 89 c2 e8 b3 fc ff ff 48 89 d0 48 83 c4 08 48 3d 01 [ 69.464134][T10883] __fput+0x285/0x920 [ 69.468256][T10887] RSP: 002b:00007ffe85feb1e0 EFLAGS: 00000293 ORIG_RAX: 0000000000000003 [ 69.487836][T10883] ? __sock_release+0x280/0x280 [ 69.491880][T10887] RAX: 0000000000000000 RBX: 0000000000000005 RCX: 0000000000405891 [ 69.500279][T10883] task_work_run+0xdd/0x190 [ 69.505106][T10887] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000004 [ 69.513057][T10883] exit_to_user_mode_prepare+0x195/0x1c0 [ 69.517625][T10887] RBP: 0000000000000005 R08: 0000000120080522 R09: 0000000120080522 [ 69.517640][T10887] R10: 00007ffe85feb200 R11: 0000000000000293 R12: 00000000006dbc4c [ 69.525607][T10883] syscall_exit_to_user_mode+0x59/0x2b0 [ 69.531205][T10887] R13: 000000000000002d R14: 0000000000000064 R15: 0000000000000000 [ 69.539161][T10883] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 69.547096][T10887] [ 69.552636][T10883] RIP: 0033:0x405891 [ 69.560576][T10887] Allocated by task 10894: [ 69.566447][T10883] Code: 75 14 b8 03 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 04 19 00 00 c3 48 83 ec 08 e8 6a fc ff ff 48 89 04 24 b8 03 00 00 00 0f 05 <48> 8b 3c 24 48 89 c2 e8 b3 fc ff ff 48 89 d0 48 83 c4 08 48 3d 01 [ 69.568748][T10887] kasan_save_stack+0x1b/0x40 [ 69.572604][T10883] RSP: 002b:00007ffe85feb1e0 EFLAGS: 00000293 ORIG_RAX: 0000000000000003 [ 69.576996][T10887] __kasan_kmalloc.constprop.0+0xbf/0xd0 [ 69.596566][T10883] RAX: 0000000000000000 RBX: 0000000000000005 RCX: 0000000000405891 [ 69.601231][T10887] kmem_cache_alloc+0x138/0x3a0 [ 69.609606][T10883] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000004 [ 69.615213][T10887] __alloc_file+0x21/0x350 [ 69.623154][T10883] RBP: 0000000000000005 R08: 0000000120080522 R09: 0000000120080522 [ 69.628412][T10887] alloc_empty_file+0x6d/0x170 executing program [ 69.638262][T10883] R10: 00007ffe85feb200 R11: 0000000000000293 R12: 00000000006dbc4c [ 69.642652][T10887] alloc_file+0x5e/0x5a0 [ 69.650600][T10883] R13: 000000000000002d R14: 0000000000000064 R15: 0000000000000000 [ 69.650613][T10883] Modules linked in: [ 69.655365][T10887] alloc_file_pseudo+0x165/0x250 [ 69.666890][T10885] kernel BUG at fs/inode.c:1668! [ 69.667557][T10887] sock_alloc_file+0x4f/0x190 [ 69.685199][T10880] invalid opcode: 0000 [#2] PREEMPT SMP KASAN [ 69.689223][T10887] __sys_socketpair+0x32e/0x570 [ 69.693874][T10880] CPU: 0 PID: 10880 Comm: syz-executor251 Tainted: G D 5.9.0-rc2-syzkaller #0 [ 69.699912][T10887] __x64_sys_socketpair+0x93/0xf0 [ 69.704740][T10880] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 69.714862][T10887] do_syscall_64+0x2d/0x70 [ 69.719855][T10880] RIP: 0010:iput+0x64/0x70 [ 69.729896][T10887] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 69.734291][T10880] Code: ff 83 e3 40 48 89 de e8 3a d9 ad ff 48 85 db 75 14 e8 90 dc ad ff 48 89 ef e8 58 f7 ff ff 5b 5d e9 81 dc ad ff e8 7c dc ad ff <0f> 0b e8 05 f5 ed ff eb c5 0f 1f 00 41 56 41 55 41 54 55 48 89 fd [ 69.738669][T10887] [ 69.744532][T10880] RSP: 0018:ffffc9000e0efe10 EFLAGS: 00010293 [ 69.764124][T10887] Freed by task 16: [ 69.766453][T10880] RAX: 0000000000000000 RBX: 0000000000000040 RCX: ffffffff81c66276 [ 69.772494][T10887] kasan_save_stack+0x1b/0x40 [ 69.776265][T10880] RDX: ffff88809d4fa080 RSI: ffffffff81c66294 RDI: 0000000000000007 [ 69.784213][T10887] kasan_set_track+0x1c/0x30 [ 69.788870][T10880] RBP: ffff888084f99600 R08: 0000000000000001 R09: ffff888097bb4163 [ 69.796828][T10887] kasan_set_free_info+0x1b/0x30 [ 69.801381][T10880] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000 [ 69.809345][T10887] __kasan_slab_free+0xd8/0x120 [ 69.814248][T10880] R13: ffff888084f99560 R14: ffff888084f99600 R15: ffff888086edb9d0 [ 69.822193][T10887] kmem_cache_free.part.0+0x67/0x1f0 [ 69.827025][T10880] FS: 0000000001c44880(0000) GS:ffff8880ae600000(0000) knlGS:0000000000000000 [ 69.834969][T10887] rcu_core+0x5c7/0x1190 [ 69.840222][T10880] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 69.849142][T10887] __do_softirq+0x2de/0xa24 [ 69.853351][T10880] CR2: 00007f0cc9066e78 CR3: 0000000086749000 CR4: 00000000001506f0 [ 69.860075][T10887] [ 69.864554][T10880] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 69.872506][T10887] Last call_rcu(): [ 69.874812][T10880] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 69.882765][T10887] kasan_save_stack+0x1b/0x40 [ 69.886449][T10880] Call Trace: [ 69.894404][T10887] kasan_record_aux_stack+0x82/0xb0 [ 69.899048][T10880] __sock_release+0x20c/0x280 [ 69.902300][T10887] call_rcu+0x14f/0x7e0 [ 69.907468][T10880] sock_close+0x18/0x20 [ 69.912114][T10887] task_work_run+0xdd/0x190 [ 69.916236][T10880] __fput+0x285/0x920 [ 69.920365][T10887] exit_to_user_mode_prepare+0x195/0x1c0 [ 69.924834][T10880] ? __sock_release+0x280/0x280 [ 69.928786][T10887] syscall_exit_to_user_mode+0x59/0x2b0 [ 69.934383][T10880] task_work_run+0xdd/0x190 [ 69.939197][T10887] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 69.939204][T10887] [ 69.944728][T10880] exit_to_user_mode_prepare+0x195/0x1c0 [ 69.949190][T10887] Second to last call_rcu(): [ 69.955059][T10880] syscall_exit_to_user_mode+0x59/0x2b0 [ 69.957360][T10887] kasan_save_stack+0x1b/0x40 [ 69.962962][T10880] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 69.967521][T10887] kasan_record_aux_stack+0x82/0xb0 [ 69.973031][T10880] RIP: 0033:0x405891 [ 69.977677][T10887] call_rcu+0x14f/0x7e0 [ 69.983552][T10880] Code: 75 14 b8 03 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 04 19 00 00 c3 48 83 ec 08 e8 6a fc ff ff 48 89 04 24 b8 03 00 00 00 0f 05 <48> 8b 3c 24 48 89 c2 e8 b3 fc ff ff 48 89 d0 48 83 c4 08 48 3d 01 [ 69.988725][T10887] task_work_run+0xdd/0x190 [ 69.992598][T10880] RSP: 002b:00007ffe85feb1e0 EFLAGS: 00000293 ORIG_RAX: 0000000000000003 [ 69.996732][T10887] exit_to_user_mode_prepare+0x195/0x1c0 [ 70.016304][T10880] RAX: 0000000000000000 RBX: 0000000000000005 RCX: 0000000000405891 [ 70.020784][T10887] syscall_exit_to_user_mode+0x59/0x2b0 [ 70.029154][T10880] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000004 [ 70.034760][T10887] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 70.042695][T10880] RBP: 0000000000000005 R08: 0000000120080522 R09: 0000000120080522 [ 70.042708][T10880] R10: 00007ffe85feb200 R11: 0000000000000293 R12: 00000000006dbc4c [ 70.048231][T10887] [ 70.056179][T10880] R13: 000000000000002d R14: 0000000000000064 R15: 0000000000000000 [ 70.062043][T10887] The buggy address belongs to the object at ffff8880a7f9da00 [ 70.062043][T10887] which belongs to the cache filp of size 488 [ 70.069982][T10880] Modules linked in: [ 70.077933][T10887] The buggy address is located 32 bytes inside of [ 70.077933][T10887] 488-byte region [ffff8880a7f9da00, ffff8880a7f9dbe8) [ 70.118742][T10887] The buggy address belongs to the page: [ 70.124377][T10887] page:0000000079caaf68 refcount:1 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0xa7f9d [ 70.134523][T10887] flags: 0xfffe0000000200(slab) [ 70.139377][T10887] raw: 00fffe0000000200 ffffea0002871788 ffffea0002895108 ffff88821bc47b00 [ 70.147957][T10887] raw: 0000000000000000 ffff8880a7f9d000 0000000100000006 0000000000000000 [ 70.152841][T10885] invalid opcode: 0000 [#3] PREEMPT SMP KASAN [ 70.156525][T10887] page dumped because: kasan: bad access detected [ 70.162579][T10885] CPU: 0 PID: 10885 Comm: syz-executor251 Tainted: G D 5.9.0-rc2-syzkaller #0 [ 70.168951][T10887] [ 70.179084][T10885] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 70.181380][T10887] Memory state around the buggy address: [ 70.191417][T10885] RIP: 0010:iput+0x64/0x70 [ 70.197008][T10887] ffff8880a7f9d900: fb fb fb fb fb fb fb fb fb fb fb fb fb fc fc fc [ 70.201409][T10885] Code: ff 83 e3 40 48 89 de e8 3a d9 ad ff 48 85 db 75 14 e8 90 dc ad ff 48 89 ef e8 58 f7 ff ff 5b 5d e9 81 dc ad ff e8 7c dc ad ff <0f> 0b e8 05 f5 ed ff eb c5 0f 1f 00 41 56 41 55 41 54 55 48 89 fd [ 70.209524][T10887] ffff8880a7f9d980: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 70.229101][T10885] RSP: 0018:ffffc9000e19fe10 EFLAGS: 00010293 [ 70.237131][T10887] >ffff8880a7f9da00: fa fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 70.243168][T10885] RAX: 0000000000000000 RBX: 0000000000000040 RCX: ffffffff81c66276 [ 70.251557][T10887] ^ [ 70.259500][T10885] RDX: ffff888097572180 RSI: ffffffff81c66294 RDI: 0000000000000007 [ 70.264581][T10887] ffff8880a7f9da80: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 70.272620][T10885] RBP: ffff888084f9ab40 R08: 0000000000000001 R09: ffff88809749e223 [ 70.280648][T10887] ffff8880a7f9db00: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 70.288621][T10885] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000 [ 70.288637][T10885] R13: ffff888084f9aaa0 R14: ffff888084f9ab40 R15: ffff8880899bcc40 [ 70.296680][T10887] ================================================================== [ 70.304632][T10885] FS: 0000000001c44880(0000) GS:ffff8880ae600000(0000) knlGS:0000000000000000 [ 70.329525][T10885] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 70.332543][T10880] ---[ end trace 113eccb91637ef35 ]--- [ 70.336100][T10885] CR2: 00007fafe920d000 CR3: 000000009a776000 CR4: 00000000001506f0 [ 70.336111][T10885] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 70.336118][T10885] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 70.336121][T10885] Call Trace: [ 70.336142][T10885] __sock_release+0x20c/0x280 [ 70.336160][T10885] sock_close+0x18/0x20 [ 70.341639][T10880] RIP: 0010:iput+0x64/0x70 [ 70.349549][T10885] __fput+0x285/0x920 [ 70.349565][T10885] ? __sock_release+0x280/0x280 [ 70.349578][T10885] task_work_run+0xdd/0x190 [ 70.349594][T10885] exit_to_user_mode_prepare+0x195/0x1c0 [ 70.349617][T10885] syscall_exit_to_user_mode+0x59/0x2b0 [ 70.358108][T10880] Code: ff 83 e3 40 48 89 de e8 3a d9 ad ff 48 85 db 75 14 e8 90 dc ad ff 48 89 ef e8 58 f7 ff ff 5b 5d e9 81 dc ad ff e8 7c dc ad ff <0f> 0b e8 05 f5 ed ff eb c5 0f 1f 00 41 56 41 55 41 54 55 48 89 fd [ 70.365541][T10885] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 70.365552][T10885] RIP: 0033:0x405891 [ 70.365568][T10885] Code: 75 14 b8 03 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 04 19 00 00 c3 48 83 ec 08 e8 6a fc ff ff 48 89 04 24 b8 03 00 00 00 0f 05 <48> 8b 3c 24 48 89 c2 e8 b3 fc ff ff 48 89 d0 48 83 c4 08 48 3d 01 [ 70.369230][T10880] RSP: 0018:ffffc9000e10fe10 EFLAGS: 00010293 [ 70.373470][T10885] RSP: 002b:00007ffe85feb1e0 EFLAGS: 00000293 ORIG_RAX: 0000000000000003 [ 70.373482][T10885] RAX: 0000000000000000 RBX: 0000000000000005 RCX: 0000000000405891 [ 70.373489][T10885] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000004 [ 70.373496][T10885] RBP: 0000000000000005 R08: 0000000120080522 R09: 0000000120080522 [ 70.373509][T10885] R10: 00007ffe85feb200 R11: 0000000000000293 R12: 00000000006dbc4c [ 70.378361][T10880] RAX: 0000000000000000 RBX: 0000000000000040 RCX: ffffffff81c66276 executing program executing program [ 70.382026][T10885] R13: 000000000000002d R14: 0000000000000064 R15: 0000000000000000 [ 70.382037][T10885] Modules linked in: [ 70.486850][T10883] ---[ end trace 113eccb91637ef36 ]--- [ 70.510266][T10880] RDX: ffff888097bb4140 RSI: ffffffff81c66294 RDI: 0000000000000007 executing program executing program executing program [ 70.593515][T10880] RBP: ffff888084f940c0 R08: 0000000000000001 R09: ffff8880975721a3 executing program executing program [ 70.636499][T10880] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 executing program executing program executing program [ 70.684861][T10880] R13: ffff888084f94020 R14: ffff888084f940c0 R15: ffff888086ef38d0 [ 70.717235][T10880] FS: 0000000001c44880(0000) GS:ffff8880ae700000(0000) knlGS:0000000000000000 [ 70.727610][T10883] RIP: 0010:iput+0x64/0x70 executing program executing program [ 70.767655][T10883] Code: ff 83 e3 40 48 89 de e8 3a d9 ad ff 48 85 db 75 14 e8 90 dc ad ff 48 89 ef e8 58 f7 ff ff 5b 5d e9 81 dc ad ff e8 7c dc ad ff <0f> 0b e8 05 f5 ed ff eb c5 0f 1f 00 41 56 41 55 41 54 55 48 89 fd [ 70.777003][T10880] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 executing program [ 70.816493][T10880] CR2: 00007f0cc9066e78 CR3: 0000000086749000 CR4: 00000000001506e0 [ 70.824521][T10880] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 70.839762][T10880] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 70.855568][T10880] Kernel panic - not syncing: Fatal exception [ 70.862948][T10880] Kernel Offset: disabled [ 70.867263][T10880] Rebooting in 86400 seconds..