loop1: detected capacity change from 0 to 128
VFS: Found a Xenix FS (block size = 1024) on device loop1
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WARNING: CPU: 0 PID: 11609 at fs/inode.c:464 inc_nlink+0x15a/0x170 fs/inode.c:464
Modules linked in:
CPU: 0 UID: 0 PID: 11609 Comm: syz.1.1077 Not tainted 6.14.0-rc7-syzkaller-00202-g183601b78a9b #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025
RIP: 0010:inc_nlink+0x15a/0x170 fs/inode.c:464
Code: ff ff ff 4c 89 e7 e8 05 a5 e6 ff e9 f5 fe ff ff 4c 89 e7 e8 f8 a4 e6 ff eb d4 e8 f1 a4 e6 ff e9 53 ff ff ff e8 67 67 84 ff 90 <0f> 0b 90 e9 62 ff ff ff e8 09 a5 e6 ff e9 78 ff ff ff 0f 1f 40 00
RSP: 0018:ffffc900044dfdc8 EFLAGS: 00010287
RAX: 00000000000017d4 RBX: ffff88805aab0038 RCX: ffffc9000b8d9000
RDX: 0000000000080000 RSI: ffffffff82358869 RDI: 0000000000000005
RBP: 0000000000000000 R08: 0000000000000005 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000003 R12: ffff88805aab0080
R13: ffffffff8b9c79c0 R14: ffff88805aab0060 R15: ffff88805aab0058
FS:  00007fa29b7a16c0(0000) GS:ffff8880b8600000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f0f7801f000 CR3: 00000000533b2000 CR4: 0000000000350ef0
Call Trace:
 <TASK>
 inode_inc_link_count include/linux/fs.h:2577 [inline]
 sysv_mkdir+0x22/0x150 fs/sysv/namei.c:119
 vfs_mkdir+0x580/0x860 fs/namei.c:4313
 do_mkdirat+0x301/0x3a0 fs/namei.c:4336
 __do_sys_mkdir fs/namei.c:4356 [inline]
 __se_sys_mkdir fs/namei.c:4354 [inline]
 __x64_sys_mkdir+0xef/0x140 fs/namei.c:4354
 do_syscall_x64 arch/x86/entry/common.c:52 [inline]
 do_syscall_64+0xcd/0x250 arch/x86/entry/common.c:83
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7fa29a98d169
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:00007fa29b7a1038 EFLAGS: 00000246 ORIG_RAX: 0000000000000053
RAX: ffffffffffffffda RBX: 00007fa29aba5fa0 RCX: 00007fa29a98d169
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000200000000000
RBP: 00007fa29aa0e2a0 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000000 R14: 00007fa29aba5fa0 R15: 00007ffe784e4a68
 </TASK>