EXT2-fs (loop2): warning: mounting ext3 filesystem as ext2
------------[ cut here ]------------
WARNING: CPU: 0 PID: 16656 at fs/inode.c:387 inc_nlink+0x84/0xb4 fs/inode.c:387
Modules linked in:
CPU: 0 PID: 16656 Comm: syz-executor.2 Not tainted 6.2.0-rc3-syzkaller-16387-g9598c377d828 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022
pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--)
pc : inc_nlink+0x84/0xb4 fs/inode.c:387
lr : inc_nlink+0x84/0xb4 fs/inode.c:387
sp : ffff8000146bbce0
x29: ffff8000146bbce0 x28: ffff000119799a00 x27: 0000000000000000
x26: 0000000000000000 x25: ffff000119799a00 x24: 0000000000000000
x23: 0000000000007d00 x22: 0000000000000000 x21: ffff00011d9e24e0
x20: 0000000000000000 x19: ffff00011d8e66b0 x18: 0000000000000000
x17: 0000000000000000 x16: ffff80000dd86118 x15: ffff000119799a00
x14: 0000000000000000 x13: 00000000ffffffff x12: 0000000000040000
x11: 0000000000001057 x10: ffff800018b76000 x9 : ffff80000860b050
x8 : 0000000000001058 x7 : ffff8000095f7cd0 x6 : 0000000000000000
x5 : 0000000000000080 x4 : ffff8000146bbc40 x3 : 0000000000000000
x2 : ffff00011d9e24e0 x1 : 0000000000000000 x0 : 0000000000000000
Call trace:
 inc_nlink+0x84/0xb4 fs/inode.c:387
 inode_inc_link_count include/linux/fs.h:2495 [inline]
 ext2_mkdir+0x50/0x17c fs/ext2/namei.c:238
 vfs_mkdir+0x1f8/0x2b0 fs/namei.c:4036
 do_mkdirat+0xe0/0x228 fs/namei.c:4061
 __do_sys_mkdirat fs/namei.c:4076 [inline]
 __se_sys_mkdirat fs/namei.c:4074 [inline]
 __arm64_sys_mkdirat+0x40/0x54 fs/namei.c:4074
 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline]
 invoke_syscall arch/arm64/kernel/syscall.c:52 [inline]
 el0_svc_common+0x138/0x220 arch/arm64/kernel/syscall.c:142
 do_el0_svc+0x48/0x104 arch/arm64/kernel/syscall.c:193
 el0_svc+0x58/0x150 arch/arm64/kernel/entry-common.c:637
 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655
 el0t_64_sync+0x190/0x194 arch/arm64/kernel/entry.S:584
irq event stamp: 3786
hardirqs last  enabled at (3785): [<ffff80000c123ff8>] __raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:151 [inline]
hardirqs last  enabled at (3785): [<ffff80000c123ff8>] _raw_spin_unlock_irqrestore+0x48/0x8c kernel/locking/spinlock.c:194
hardirqs last disabled at (3786): [<ffff80000c110db0>] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405
softirqs last  enabled at (3764): [<ffff80000801c864>] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32
softirqs last disabled at (3762): [<ffff80000801c830>] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:19
---[ end trace 0000000000000000 ]---