loop0: detected capacity change from 0 to 2048
NILFS (loop0): broken superblock, retrying with spare superblock (blocksize = 1024)
VFS_BUG_ON_INODE(!IS_ANON_FILE(inode)) encountered for inode ffff8880443d4158
------------[ cut here ]------------
kernel BUG at fs/namei.c:3483!
Oops: invalid opcode: 0000 [#1] SMP KASAN NOPTI
CPU: 0 UID: 0 PID: 5335 Comm: syz.0.0 Not tainted 6.16.0-rc5-syzkaller-00266-g3f31a806a62e #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:3483
Code: 38 c1 0f 8c 1e fd ff ff 4c 89 e7 e8 99 20 ec ff e9 11 fd ff ff e8 8f a0 88 ff 4c 89 f7 48 c7 c6 c0 59 99 8b e8 d0 93 f0 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:ffffc9000fe9f940 EFLAGS: 00010246
RAX: 000000000000004d RBX: dffffc0000000000 RCX: 6a0b4e699f77d000
RDX: ffffc9000de52000 RSI: 00000000000007a2 RDI: 00000000000007a3
RBP: 0000000000008000 R08: 0000000000000003 R09: 0000000000000004
R10: dffffc0000000000 R11: fffffbfff1bfaa64 R12: 0000000000000000
R13: ffffffff8e29e5c0 R14: ffff8880443d4158 R15: 0000000000000004
FS:  00007f8c3f7c66c0(0000) GS:ffff88808d21b000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f7c7cf56188 CR3: 000000004389f000 CR4: 0000000000352ef0
Call Trace:
 <TASK>
 do_open fs/namei.c:3894 [inline]
 path_openat+0x2d91/0x3830 fs/namei.c:4055
 do_filp_open+0x1fa/0x410 fs/namei.c:4082
 do_sys_openat2+0x121/0x1c0 fs/open.c:1437
 do_sys_open fs/open.c:1452 [inline]
 __do_sys_openat fs/open.c:1468 [inline]
 __se_sys_openat fs/open.c:1463 [inline]
 __x64_sys_openat+0x138/0x170 fs/open.c:1463
 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: 0033:0x7f8c3e98e929
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:00007f8c3f7c6038 EFLAGS: 00000246 ORIG_RAX: 0000000000000101
RAX: ffffffffffffffda RBX: 00007f8c3ebb5fa0 RCX: 00007f8c3e98e929
RDX: 0000000000000000 RSI: 00002000000000c0 RDI: ffffffffffffff9c
RBP: 00007f8c3ea10b39 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000000 R14: 00007f8c3ebb5fa0 R15: 00007fffbc537d98
 </TASK>
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:may_open+0x4b1/0x4c0 fs/namei.c:3483
Code: 38 c1 0f 8c 1e fd ff ff 4c 89 e7 e8 99 20 ec ff e9 11 fd ff ff e8 8f a0 88 ff 4c 89 f7 48 c7 c6 c0 59 99 8b e8 d0 93 f0 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:ffffc9000fe9f940 EFLAGS: 00010246
RAX: 000000000000004d RBX: dffffc0000000000 RCX: 6a0b4e699f77d000
RDX: ffffc9000de52000 RSI: 00000000000007a2 RDI: 00000000000007a3
RBP: 0000000000008000 R08: 0000000000000003 R09: 0000000000000004
R10: dffffc0000000000 R11: fffffbfff1bfaa64 R12: 0000000000000000
R13: ffffffff8e29e5c0 R14: ffff8880443d4158 R15: 0000000000000004
FS:  00007f8c3f7c66c0(0000) GS:ffff88808d21b000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f65ae6b9920 CR3: 000000004389f000 CR4: 0000000000352ef0