loop0: detected capacity change from 0 to 47
=======================================================
WARNING: The mand mount option has been deprecated and
         and is ignored by this kernel. Remove the mand
         option from the mount to silence this warning.
=======================================================
VFS_BUG_ON_INODE(!IS_ANON_FILE(inode)) encountered for inode ffff888044614ad0
------------[ cut here ]------------
kernel BUG at fs/namei.c:3474!
Oops: invalid opcode: 0000 [#1] SMP KASAN NOPTI
CPU: 0 UID: 0 PID: 5354 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:may_open+0x4b1/0x4c0 fs/namei.c:3474
Code: 38 c1 0f 8c 1e fd ff ff 4c 89 e7 e8 69 c5 eb ff e9 11 fd ff ff e8 af d5 86 ff 4c 89 f7 48 c7 c6 40 64 99 8b e8 80 49 ef fe 90 <0f> 0b 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 90 90 90 90 90 90 90
RSP: 0018:ffffc9000d4df940 EFLAGS: 00010246
RAX: 000000000000004d RBX: dffffc0000000000 RCX: 53a310c72f441d00
RDX: ffffc9000dee2000 RSI: 0000000000000a13 RDI: 0000000000000a14
RBP: 0000000000008241 R08: ffff88801fc24253 R09: 1ffff11003f8484a
R10: dffffc0000000000 R11: ffffed1003f8484b R12: 0000000000000000
R13: ffffffff8e2985a0 R14: ffff888044614ad0 R15: 0000000000000002
FS:  00007fdc3053d6c0(0000) GS:ffff88808d20d000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f1857b8c000 CR3: 0000000042af9000 CR4: 0000000000352ef0
Call Trace:
 <TASK>
 do_open fs/namei.c:3885 [inline]
 path_openat+0x2d91/0x3830 fs/namei.c:4046
 do_filp_open+0x1fa/0x410 fs/namei.c:4073
 do_sys_openat2+0x121/0x1c0 fs/open.c:1435
 do_sys_open fs/open.c:1450 [inline]
 __do_sys_creat fs/open.c:1528 [inline]
 __se_sys_creat fs/open.c:1522 [inline]
 __x64_sys_creat+0x8f/0xc0 fs/open.c:1522
 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
 do_syscall_64+0xfa/0x3b0 arch/x86/entry/syscall_64.c:94
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7fdc2f78ebe9
Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 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:00007fdc3053d038 EFLAGS: 00000246 ORIG_RAX: 0000000000000055
RAX: ffffffffffffffda RBX: 00007fdc2f9c5fa0 RCX: 00007fdc2f78ebe9
RDX: 0000000000000000 RSI: 0000000000000084 RDI: 0000200000000040
RBP: 00007fdc2f811e19 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007fdc2f9c6038 R14: 00007fdc2f9c5fa0 R15: 00007fffbbd4c1f8
 </TASK>
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:may_open+0x4b1/0x4c0 fs/namei.c:3474
Code: 38 c1 0f 8c 1e fd ff ff 4c 89 e7 e8 69 c5 eb ff e9 11 fd ff ff e8 af d5 86 ff 4c 89 f7 48 c7 c6 40 64 99 8b e8 80 49 ef fe 90 <0f> 0b 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 90 90 90 90 90 90 90
RSP: 0018:ffffc9000d4df940 EFLAGS: 00010246
RAX: 000000000000004d RBX: dffffc0000000000 RCX: 53a310c72f441d00
RDX: ffffc9000dee2000 RSI: 0000000000000a13 RDI: 0000000000000a14
RBP: 0000000000008241 R08: ffff88801fc24253 R09: 1ffff11003f8484a
R10: dffffc0000000000 R11: ffffed1003f8484b R12: 0000000000000000
R13: ffffffff8e2985a0 R14: ffff888044614ad0 R15: 0000000000000002
FS:  00007fdc3053d6c0(0000) GS:ffff88808d20d000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f1857b8c000 CR3: 0000000042af9000 CR4: 0000000000352ef0