loop0: detected capacity change from 0 to 8
VFS_BUG_ON_INODE(!IS_ANON_FILE(inode)) encountered for inode ffff8880439f4578
------------[ cut here ]------------
kernel BUG at fs/namei.c:3474!
Oops: invalid opcode: 0000 [#1] SMP KASAN NOPTI
CPU: 0 UID: 0 PID: 5960 Comm: syz.0.16 Not tainted 6.16.0-syzkaller-12063-g37816488247d #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 39 cb eb ff e9 11 fd ff ff e8 2f e2 86 ff 4c 89 f7 48 c7 c6 00 65 99 8b e8 20 58 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:ffffc90002b9f8a0 EFLAGS: 00010246
RAX: 000000000000004d RBX: dffffc0000000000 RCX: b04909419c7bf700
RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000000000
RBP: 0000000000008020 R08: ffffc90002b9f5c7 R09: 1ffff92000573eb8
R10: dffffc0000000000 R11: fffff52000573eb9 R12: 0000000000000000
R13: ffffffff8e2981e0 R14: ffff8880439f4578 R15: 0000000000000001
FS:  00007f80ef3fe6c0(0000) GS:ffff88808d218000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f71c4fec000 CR3: 000000005969a000 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_open_execat+0x135/0x560 fs/exec.c:783
 alloc_bprm+0x28/0x5c0 fs/exec.c:1410
 do_execveat_common+0x1b3/0x6a0 fs/exec.c:1811
 do_execveat fs/exec.c:1945 [inline]
 __do_sys_execveat fs/exec.c:2019 [inline]
 __se_sys_execveat fs/exec.c:2013 [inline]
 __x64_sys_execveat+0xc4/0xe0 fs/exec.c:2013
 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: 0033:0x7f80f0185d29
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:00007f80ef3fe038 EFLAGS: 00000246 ORIG_RAX: 0000000000000142
RAX: ffffffffffffffda RBX: 00007f80f0375fa0 RCX: 00007f80f0185d29
RDX: 0000000000000000 RSI: 0000000020000080 RDI: ffffffffffffff9c
RBP: 00007f80f0201b08 R08: 0000000000001000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000000 R14: 00007f80f0375fa0 R15: 00007ffeddd97e38
 </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 39 cb eb ff e9 11 fd ff ff e8 2f e2 86 ff 4c 89 f7 48 c7 c6 00 65 99 8b e8 20 58 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:ffffc90002b9f8a0 EFLAGS: 00010246
RAX: 000000000000004d RBX: dffffc0000000000 RCX: b04909419c7bf700
RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000000000
RBP: 0000000000008020 R08: ffffc90002b9f5c7 R09: 1ffff92000573eb8
R10: dffffc0000000000 R11: fffff52000573eb9 R12: 0000000000000000
R13: ffffffff8e2981e0 R14: ffff8880439f4578 R15: 0000000000000001
FS:  00007f80ef3fe6c0(0000) GS:ffff88808d218000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000561c3b9ef000 CR3: 000000005969a000 CR4: 0000000000352ef0