------------[ cut here ]------------
WARNING: fs/inode.c:474 at inc_nlink+0x163/0x180 fs/inode.c:474, CPU#0: syz.1.7083/32120
Modules linked in:
CPU: 0 UID: 0 PID: 32120 Comm: syz.1.7083 Tainted: G             L      syzkaller #0 PREEMPT(full) 
Tainted: [L]=SOFTLOCKUP
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
RIP: 0010:inc_nlink+0x163/0x180 fs/inode.c:474
Code: ff ff ff 4c 89 e7 e8 5c bc e4 ff e9 ec fe ff ff 4c 89 e7 e8 4f bc e4 ff eb d4 e8 48 bc e4 ff e9 53 ff ff ff e8 3e d9 7b ff 90 <0f> 0b 90 e9 62 ff ff ff e8 60 bc e4 ff e9 78 ff ff ff 66 66 2e 0f
RSP: 0018:ffffc9000bf47b68 EFLAGS: 00010283
RAX: 00000000000039e6 RBX: ffff8880862adfc0 RCX: ffffc9000fa32000
RDX: 0000000000080000 RSI: ffffffff8242ff92 RDI: 0000000000000005
RBP: 0000000000000000 R08: 0000000000000005 R09: 0000000000000000
R10: 0000000000000000 R11: ffff88802fa48b30 R12: ffff8880862ae008
R13: ffffffff8e9c6dc0 R14: ffff8880862adfc0 R15: ffff8880862ad698
FS:  00007f0a428cf6c0(0000) GS:ffff8881248f3000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00002000001ff030 CR3: 000000005f75b000 CR4: 0000000000350ef0
Call Trace:
 <TASK>
 jfs_mkdir+0x919/0xba0 fs/jfs/namei.c:286
 vfs_mkdir+0x731/0xb60 fs/namei.c:5139
 do_mkdirat+0x442/0x5e0 fs/namei.c:5173
 __do_sys_mkdirat fs/namei.c:5195 [inline]
 __se_sys_mkdirat fs/namei.c:5193 [inline]
 __x64_sys_mkdirat+0x83/0xb0 fs/namei.c:5193
 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
 do_syscall_64+0xcd/0xf80 arch/x86/entry/syscall_64.c:94
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f0a4198de97
Code: 73 01 c3 48 c7 c1 a8 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 02 01 00 00 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:00007f0a428cee68 EFLAGS: 00000246 ORIG_RAX: 0000000000000102
RAX: ffffffffffffffda RBX: 00007f0a428ceef0 RCX: 00007f0a4198de97
RDX: 00000000000001ff RSI: 0000200000000200 RDI: 00000000ffffff9c
RBP: 00002000000002c0 R08: 00002000000007c0 R09: 0000000000000000
R10: 00002000000002c0 R11: 0000000000000246 R12: 0000200000000200
R13: 00007f0a428ceeb0 R14: 0000000000000000 R15: 0000000000000000
 </TASK>