F2FS-fs (loop1): invalid crc value
F2FS-fs (loop1): Found nat_bits in checkpoint
F2FS-fs (loop1): Try to recover 1th superblock, ret: 0
F2FS-fs (loop1): Mounted with checkpoint version = 48b305e4
------------[ cut here ]------------
WARNING: CPU: 0 PID: 5394 at fs/inode.c:332 drop_nlink+0xbb/0x100 fs/inode.c:332
Modules linked in:
CPU: 0 PID: 5394 Comm: syz.1.250 Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026
RIP: 0010:drop_nlink+0xbb/0x100 fs/inode.c:332
Code: 48 8b 1b 48 8d bb c0 07 00 00 be 08 00 00 00 e8 0b 38 eb ff f0 48 ff 83 c0 07 00 00 5b 41 5c 41 5e 41 5f 5d c3 e8 35 2b 9a ff <0f> 0b eb 88 44 89 f1 80 e1 07 80 c1 03 38 c1 0f 8c 62 ff ff ff 4c
RSP: 0018:ffffc9000c857990 EFLAGS: 00010283
RAX: ffffffff81e8495b RBX: ffff888073f92d28 RCX: 0000000000080000
RDX: ffffc90005381000 RSI: 000000000001d80c RDI: 000000000001d80d
RBP: 0000000000000000 R08: ffff888073f931e7 R09: 1ffff1100e7f263c
R10: dffffc0000000000 R11: ffffed100e7f263d R12: 1ffff1100e7f25ae
R13: ffff888054a431c6 R14: ffff888073f92d70 R15: dffffc0000000000
FS:  00007f538e8696c0(0000) GS:ffff8880b8e00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f538d9e9e80 CR3: 000000007c236000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 f2fs_i_links_write fs/f2fs/f2fs.h:3053 [inline]
 f2fs_rename fs/f2fs/namei.c:992 [inline]
 f2fs_rename2+0x1709/0x23d0 fs/f2fs/namei.c:1267
 vfs_rename+0xbe1/0x1100 fs/namei.c:4882
 do_renameat2+0x8e5/0xce0 fs/namei.c:5035
 __do_sys_rename fs/namei.c:5081 [inline]
 __se_sys_rename fs/namei.c:5079 [inline]
 __x64_sys_rename+0x82/0x90 fs/namei.c:5079
 do_syscall_x64 arch/x86/entry/common.c:46 [inline]
 do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:76
 entry_SYSCALL_64_after_hwframe+0x68/0xd2
RIP: 0033:0x7f538d99c799
Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 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 e8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f538e869028 EFLAGS: 00000246 ORIG_RAX: 0000000000000052
RAX: ffffffffffffffda RBX: 00007f538dc15fa0 RCX: 00007f538d99c799
RDX: 0000000000000000 RSI: 0000200000000140 RDI: 0000200000000080
RBP: 00007f538da32c99 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f538dc16038 R14: 00007f538dc15fa0 R15: 00007ffe4b667778
 </TASK>