FAULT_INJECTION: forcing a failure.
name failslab, interval 1, probability 0, space 0, times 1
CPU: 0 UID: 0 PID: 5344 Comm: syz.0.0 Not tainted syzkaller #0 PREEMPT(full) 
Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014
Call Trace:
 <TASK>
 dump_stack_lvl+0x189/0x250 lib/dump_stack.c:120
 fail_dump lib/fault-inject.c:73 [inline]
 should_fail_ex+0x414/0x560 lib/fault-inject.c:174
 should_failslab+0xa8/0x100 mm/failslab.c:46
 slab_pre_alloc_hook mm/slub.c:4901 [inline]
 slab_alloc_node mm/slub.c:5234 [inline]
 kmem_cache_alloc_lru_noprof+0x79/0x6d0 mm/slub.c:5277
 __d_alloc+0x37/0x6f0 fs/dcache.c:1691
 d_alloc_pseudo+0x21/0xc0 fs/dcache.c:1822
 alloc_path_pseudo fs/file_table.c:363 [inline]
 alloc_file_pseudo+0xcc/0x210 fs/file_table.c:379
 sock_alloc_file+0xb8/0x2e0 net/socket.c:483
 sock_map_fd net/socket.c:508 [inline]
 __sys_socket+0x13e/0x320 net/socket.c:1747
 __do_sys_socket net/socket.c:1752 [inline]
 __se_sys_socket net/socket.c:1750 [inline]
 __x64_sys_socket+0x7a/0x90 net/socket.c:1750
 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
 do_syscall_64+0xfa/0xf80 arch/x86/entry/syscall_64.c:94
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7fab4a9916e7
Code: f0 ff ff 77 06 c3 0f 1f 44 00 00 48 c7 c2 a8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 66 0f 1f 44 00 00 b8 29 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007fab4b753fa8 EFLAGS: 00000286 ORIG_RAX: 0000000000000029
RAX: ffffffffffffffda RBX: 00007fab4abe6090 RCX: 00007fab4a9916e7
RDX: 0000000000000010 RSI: 0000000000000003 RDI: 0000000000000010
RBP: 00000000ffffffff R08: 0000000000000000 R09: 0000000000000000
R10: 00002000000000c0 R11: 0000000000000286 R12: 0000000000000001
R13: 00007fab4abe6128 R14: 00007fab4abe6090 R15: 00007fffe6cd8398
 </TASK>
VFS_BUG_ON_INODE(inode_state_read_once(inode) & I_CLEAR) encountered for inode ffff888043235200
fs sockfs mode 140777 opflags 0x8 flags 0x0 state 0x300 count 0
------------[ cut here ]------------
kernel BUG at fs/inode.c:1971!
Oops: invalid opcode: 0000 [#1] SMP KASAN NOPTI
CPU: 0 UID: 0 PID: 5344 Comm: syz.0.0 Not tainted syzkaller #0 PREEMPT(full) 
Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014
RIP: 0010:iput+0xfc9/0x1030 fs/inode.c:1971
Code: 8b 7c 24 18 48 c7 c6 60 f2 79 8b e8 41 ab e6 fe 90 0f 0b e8 79 cd 7f ff 48 8b 7c 24 18 48 c7 c6 00 f2 79 8b e8 28 ab e6 fe 90 <0f> 0b 44 89 e9 80 e1 07 80 c1 03 38 c1 0f 8c cd fb ff ff 4c 89 ef
RSP: 0018:ffffc9000d6e7de8 EFLAGS: 00010282
RAX: 000000000000009f RBX: dffffc0000000000 RCX: 8025489f84a77200
RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000000000
RBP: 1ffffffff1ed67f2 R08: ffffc9000d6e7aa7 R09: 1ffff92001adcf54
R10: dffffc0000000000 R11: fffff52001adcf55 R12: 1ffff11008646a80
R13: ffff888043235400 R14: 0000000000000200 R15: 1ffffffff1f01772
FS:  00007fab4b7556c0(0000) GS:ffff88808d69f000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00005636828a4168 CR3: 000000001268d000 CR4: 0000000000352ef0
Call Trace:
 <TASK>
 __sock_release net/socket.c:665 [inline]
 sock_release net/socket.c:681 [inline]
 sock_map_fd net/socket.c:510 [inline]
 __sys_socket+0x2bf/0x320 net/socket.c:1747
 __do_sys_socket net/socket.c:1752 [inline]
 __se_sys_socket net/socket.c:1750 [inline]
 __x64_sys_socket+0x7a/0x90 net/socket.c:1750
 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
 do_syscall_64+0xfa/0xf80 arch/x86/entry/syscall_64.c:94
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7fab4a9916e7
Code: f0 ff ff 77 06 c3 0f 1f 44 00 00 48 c7 c2 a8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 66 0f 1f 44 00 00 b8 29 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007fab4b753fa8 EFLAGS: 00000286 ORIG_RAX: 0000000000000029
RAX: ffffffffffffffda RBX: 00007fab4abe6090 RCX: 00007fab4a9916e7
RDX: 0000000000000010 RSI: 0000000000000003 RDI: 0000000000000010
RBP: 00000000ffffffff R08: 0000000000000000 R09: 0000000000000000
R10: 00002000000000c0 R11: 0000000000000286 R12: 0000000000000001
R13: 00007fab4abe6128 R14: 00007fab4abe6090 R15: 00007fffe6cd8398
 </TASK>
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:iput+0xfc9/0x1030 fs/inode.c:1971
Code: 8b 7c 24 18 48 c7 c6 60 f2 79 8b e8 41 ab e6 fe 90 0f 0b e8 79 cd 7f ff 48 8b 7c 24 18 48 c7 c6 00 f2 79 8b e8 28 ab e6 fe 90 <0f> 0b 44 89 e9 80 e1 07 80 c1 03 38 c1 0f 8c cd fb ff ff 4c 89 ef
RSP: 0018:ffffc9000d6e7de8 EFLAGS: 00010282
RAX: 000000000000009f RBX: dffffc0000000000 RCX: 8025489f84a77200
RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000000000
RBP: 1ffffffff1ed67f2 R08: ffffc9000d6e7aa7 R09: 1ffff92001adcf54
R10: dffffc0000000000 R11: fffff52001adcf55 R12: 1ffff11008646a80
R13: ffff888043235400 R14: 0000000000000200 R15: 1ffffffff1f01772
FS:  00007fab4b7556c0(0000) GS:ffff88808d69f000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00005636828a4168 CR3: 000000001268d000 CR4: 0000000000352ef0