------------[ cut here ]------------
WARNING: CPU: 1 PID: 10236 at fs/inode.c:387 inc_nlink+0x128/0x154 fs/inode.c:387
Modules linked in:
CPU: 1 PID: 10236 Comm: syz-executor.5 Not tainted 6.1.23-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/02/2023
pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--)
pc : inc_nlink+0x128/0x154 fs/inode.c:387
lr : inc_nlink+0x128/0x154 fs/inode.c:387
sp : ffff80001db97b60
x29: ffff80001db97b60 x28: dfff800000000000 x27: 0000000000000000
x26: 1fffe000183287e3 x25: ffff800012356cc8 x24: 0000000000000000
x23: 1fffe00026c30030 x22: dfff800000000000 x21: 0000000000000000
x20: ffff000136180138 x19: ffff000136180180 x18: ffff80001db973c0
x17: ffff80001557d000 x16: ffff80001202a700 x15: 0000000000000000
x14: 00000000ffff8000 x13: 00000000d09af8b1 x12: 0000000000040000
x11: 000000000000e295 x10: ffff800022abb000 x9 : ffff800008a991d4
x8 : 000000000000e296 x7 : 0000000000000000 x6 : 000000000000003f
x5 : 0000000000000040 x4 : 0000000000000000 x3 : 0000000000000010
x2 : 0000000000000008 x1 : 0000000000000000 x0 : 0000000000000000
Call trace:
 inc_nlink+0x128/0x154 fs/inode.c:387
 inode_inc_link_count include/linux/fs.h:2511 [inline]
 ext2_mkdir+0x54/0x1e4 fs/ext2/namei.c:238
 vfs_mkdir+0x334/0x4e4 fs/namei.c:4036
 do_mkdirat+0x20c/0x610 fs/namei.c:4061
 __do_sys_mkdirat fs/namei.c:4076 [inline]
 __se_sys_mkdirat fs/namei.c:4074 [inline]
 __arm64_sys_mkdirat+0x90/0xa8 fs/namei.c:4074
 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline]
 invoke_syscall+0x98/0x2c0 arch/arm64/kernel/syscall.c:52
 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:142
 do_el0_svc+0x64/0x218 arch/arm64/kernel/syscall.c:206
 el0_svc+0x58/0x168 arch/arm64/kernel/entry-common.c:637
 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655
 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:581
irq event stamp: 3446
hardirqs last  enabled at (3445): [<ffff8000089660fc>] kasan_quarantine_put+0xdc/0x204 mm/kasan/quarantine.c:242
hardirqs last disabled at (3446): [<ffff8000120d75ac>] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405
softirqs last  enabled at (3364): [<ffff800008032b74>] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32
softirqs last disabled at (3362): [<ffff800008032b40>] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:19
---[ end trace 0000000000000000 ]---