minix_free_block (loop4:21): bit already cleared
minix_free_block (loop4:19): bit already cleared
minix_free_block (loop4:22): bit already cleared
------------[ cut here ]------------
WARNING: CPU: 0 PID: 3524 at fs/inode.c:307 drop_nlink+0xbb/0x100
Modules linked in:
CPU: 0 PID: 3524 Comm: syz-executor.4 Not tainted 5.15.156-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024
RIP: 0010:drop_nlink+0xbb/0x100 fs/inode.c:307
Code: 49 8b 1e 48 8d bb c8 07 00 00 be 08 00 00 00 e8 6b a7 ed ff f0 48 ff 83 c8 07 00 00 5b 41 5c 41 5e 41 5f 5d c3 e8 f5 e0 a3 ff <0f> 0b eb 89 44 89 e1 80 e1 07 80 c1 03 38 c1 0f 8c 62 ff ff ff 4c
RSP: 0018:ffffc90002da7c50 EFLAGS: 00010293
RAX: ffffffff81dc7beb RBX: 1ffff1100b8ab965 RCX: ffff888077dc0000
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: 0000000000000000 R08: ffffffff81dc7b6f R09: ffffed100b8ab96d
R10: 0000000000000000 R11: dffffc0000000001 R12: ffff88805c55cb28
R13: ffff8880763d3780 R14: ffff88805c55cae0 R15: dffffc0000000000
FS:  00005555557ca480(0000) GS:ffff8880b9a00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fef3ca1f988 CR3: 0000000061171000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 inode_dec_link_count include/linux/fs.h:2498 [inline]
 minix_unlink+0x14a/0x1a0 fs/minix/namei.c:167
 vfs_unlink+0x359/0x5f0 fs/namei.c:4280
 do_unlinkat+0x4a3/0x950 fs/namei.c:4348
 __do_sys_unlink fs/namei.c:4396 [inline]
 __se_sys_unlink fs/namei.c:4394 [inline]
 __x64_sys_unlink+0x45/0x50 fs/namei.c:4394
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x3b/0xb0 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x66/0xd0
RIP: 0033:0x7f9453233657
Code: 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 57 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007ffd59f56d38 EFLAGS: 00000206 ORIG_RAX: 0000000000000057
RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f9453233657
RDX: 00007ffd59f56d60 RSI: 00007ffd59f56df0 RDI: 00007ffd59f56df0
RBP: 00007ffd59f56df0 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000100 R11: 0000000000000206 R12: 00007ffd59f57ee0
R13: 00007f945327f3b9 R14: 00000000000135a6 R15: 000000000000000f
 </TASK>