F2FS-fs (loop0): Try to recover 2th superblock, ret: 0
F2FS-fs (loop0): Mounted with checkpoint version = 48b305e5
fscrypt: AES-256-CBC-CTS using implementation "cts-cbc-aes-aesni"
------------[ cut here ]------------
WARNING: CPU: 2 PID: 5474 at fs/inode.c:389 inc_nlink+0x14d/0x170 fs/inode.c:389
Modules linked in:
CPU: 2 PID: 5474 Comm: syz-executor.0 Not tainted 6.9.0-rc2-syzkaller-00002-g026e680b0a08 #0
Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014
RIP: 0010:inc_nlink+0x14d/0x170 fs/inode.c:389
Code: 4c 89 e7 e8 05 3e e8 ff e9 3e ff ff ff 4c 89 e7 e8 08 3d e8 ff e9 f8 fe ff ff 4c 89 e7 e8 fb 3c e8 ff eb d4 e8 a4 11 8d ff 90 <0f> 0b 90 e9 6c ff ff ff e8 16 3d e8 ff e9 42 ff ff ff e8 0c 3d e8
RSP: 0018:ffffc90003ac7ad8 EFLAGS: 00010293
RAX: 0000000000000000 RBX: ffff888034bb08d8 RCX: ffffffff82006018
RDX: ffff888026340000 RSI: ffffffff820060ac RDI: 0000000000000007
RBP: 0000000000000000 R08: 0000000000000007 R09: 0000000000000000
R10: 0000000000000000 R11: ffffffff938d9910 R12: ffff888034bb0920
R13: 0000000000000000 R14: 0000000000004000 R15: ffff888034bb1660
FS:  00007f67110c76c0(0000) GS:ffff88806b200000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f2bcb38c440 CR3: 0000000022b52000 CR4: 0000000000350ef0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 f2fs_i_links_write fs/f2fs/f2fs.h:3079 [inline]
 f2fs_update_parent_metadata+0x31a/0x3a0 fs/f2fs/dir.c:609
 f2fs_add_inline_entry+0x535/0x970 fs/f2fs/inline.c:671
 f2fs_add_dentry+0xa6/0x240 fs/f2fs/dir.c:784
 f2fs_do_add_link+0x18f/0x290 fs/f2fs/dir.c:827
 f2fs_add_link fs/f2fs/f2fs.h:3586 [inline]
 f2fs_mkdir+0x37b/0x620 fs/f2fs/namei.c:779
 vfs_mkdir+0x57d/0x820 fs/namei.c:4126
 do_mkdirat+0x301/0x3a0 fs/namei.c:4149
 __do_sys_mkdirat fs/namei.c:4164 [inline]
 __se_sys_mkdirat fs/namei.c:4162 [inline]
 __x64_sys_mkdirat+0x114/0x170 fs/namei.c:4162
 do_syscall_x64 arch/x86/entry/common.c:52 [inline]
 do_syscall_64+0xd2/0x260 arch/x86/entry/common.c:83
 entry_SYSCALL_64_after_hwframe+0x72/0x7a
RIP: 0033:0x7f671027dda9
Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 00 00 90 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 b0 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f67110c70c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000102
RAX: ffffffffffffffda RBX: 00007f67103abf80 RCX: 00007f671027dda9
RDX: 0000000000000000 RSI: 0000000020000100 RDI: 0000000000000004
RBP: 00007f67102ca47a R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 000000000000000b R14: 00007f67103abf80 R15: 00007ffe1033da38
 </TASK>