------------[ cut here ]------------
WARNING: CPU: 1 PID: 6083 at fs/inode.c:389 inc_nlink+0x128/0x154 fs/inode.c:389
Modules linked in:
CPU: 1 PID: 6083 Comm: syz.4.250 Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025
pstate: 82400005 (Nzcv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--)
pc : inc_nlink+0x128/0x154 fs/inode.c:389
lr : inc_nlink+0x128/0x154 fs/inode.c:389
sp : ffff800021d37780
x29: ffff800021d37780 x28: 0000000000000000 x27: ffff0000f54f9aa0
x26: ffff0000ecb05076 x25: ffff0000f54fa380 x24: 0000000000000047
x23: 1fffe0001ea9f241 x22: dfff800000000000 x21: 0000000000000001
x20: ffff0000f54f91c0 x19: ffff0000f54f9208 x18: ffff800011a5bd40
x17: ffff800018184000 x16: ffff8000082cf240 x15: ffff800017c65000
x14: ffff0000d3fe4218 x13: 1ffff00002a0a0b1 x12: 0000000000080000
x11: 000000000002473e x10: ffff800029bd2000 x9 : ffff8000089fe30c
x8 : 000000000002473f x7 : ffff80000a24d19c x6 : 0000000000000000
x5 : 0000000000000000 x4 : 0000000000000001 x3 : ffff8000082cf434
x2 : 0000000000000001 x1 : 0000000000000000 x0 : 0000000000000000
Call trace:
 inc_nlink+0x128/0x154 fs/inode.c:389
 f2fs_i_links_write+0x2c/0x58 fs/f2fs/f2fs.h:3047
 f2fs_cross_rename fs/f2fs/namei.c:1190 [inline]
 f2fs_rename2+0xc24/0x1bd4 fs/f2fs/namei.c:1258
 vfs_rename+0x954/0xdcc fs/namei.c:4882
 do_renameat2+0x738/0xa54 fs/namei.c:5035
 __do_sys_renameat2 fs/namei.c:5068 [inline]
 __se_sys_renameat2 fs/namei.c:5065 [inline]
 __arm64_sys_renameat2+0xe0/0xfc fs/namei.c:5065
 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline]
 invoke_syscall+0x98/0x2bc arch/arm64/kernel/syscall.c:52
 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140
 do_el0_svc+0x58/0x13c arch/arm64/kernel/syscall.c:204
 el0_svc+0x58/0x138 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:585
irq event stamp: 277136
hardirqs last  enabled at (277135): [<ffff8000083c0b24>] seqcount_lockdep_reader_access include/linux/seqlock.h:104 [inline]
hardirqs last  enabled at (277135): [<ffff8000083c0b24>] ktime_get_coarse_real_ts64+0x114/0x244 kernel/time/timekeeping.c:2261
hardirqs last disabled at (277136): [<ffff8000118fa220>] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405
softirqs last  enabled at (276966): [<ffff8000081aa3e0>] softirq_handle_end kernel/softirq.c:439 [inline]
softirqs last  enabled at (276966): [<ffff8000081aa3e0>] handle_softirqs+0xaf8/0xc6c kernel/softirq.c:624
softirqs last disabled at (276837): [<ffff800008020164>] __do_softirq+0x14/0x20 kernel/softirq.c:630
---[ end trace 0000000000000000 ]---