------------[ cut here ]------------
WARNING: CPU: 3 PID: 110 at fs/ext4/inode.c:5186 ext4_write_inode+0x476/0x540 fs/ext4/inode.c:5186
Modules linked in:
CPU: 3 PID: 110 Comm: kswapd0 Not tainted 6.8.0-rc2-syzkaller-00397-g56897d51886f #0
Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014
RIP: 0010:ext4_write_inode+0x476/0x540 fs/ext4/inode.c:5186
Code: e5 4a ff 4c 8b 64 24 20 4d 85 e4 74 0d e8 12 e5 4a ff 4c 89 e7 e8 8a d9 c5 ff e8 05 e5 4a ff e9 ef fd ff ff e8 fb e4 4a ff 90 <0f> 0b 90 e9 df fd ff ff e8 7d 0c a4 ff e9 16 fc ff ff e8 73 0c a4
RSP: 0018:ffffc900026ff158 EFLAGS: 00010293
RAX: 0000000000000000 RBX: 1ffff920004dfe2b RCX: ffffffff82405cc0
RDX: ffff88801c98c800 RSI: ffffffff82406085 RDI: 0000000000000005
RBP: 0000000000000800 R08: 0000000000000005 R09: 0000000000000000
R10: 0000000000000800 R11: 0000000000000002 R12: ffff8880319faab0
R13: ffffc900026ff320 R14: dffffc0000000000 R15: ffff8880319faad8
FS:  0000000000000000(0000) GS:ffff88806b500000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f80e1a00988 CR3: 00000000246ea000 CR4: 0000000000350ef0
Call Trace:
 <TASK>
 write_inode fs/fs-writeback.c:1473 [inline]
 __writeback_single_inode+0xa97/0xe90 fs/fs-writeback.c:1690
 writeback_single_inode+0x2b5/0x5a0 fs/fs-writeback.c:1746
 write_inode_now+0x16e/0x1e0 fs/fs-writeback.c:2788
 iput_final fs/inode.c:1726 [inline]
 iput.part.0+0x45f/0x7b0 fs/inode.c:1765
 iput+0x5c/0x80 fs/inode.c:1755
 dentry_unlink_inode+0x295/0x440 fs/dcache.c:400
 __dentry_kill+0x1d0/0x600 fs/dcache.c:603
 dput.part.0+0x4b1/0x9b0 fs/dcache.c:845
 dput+0x1f/0x30 fs/dcache.c:835
 ovl_destroy_inode+0x3e/0x190 fs/overlayfs/super.c:189
 destroy_inode+0xc4/0x1b0 fs/inode.c:310
 iput_final fs/inode.c:1739 [inline]
 iput.part.0+0x563/0x7b0 fs/inode.c:1765
 iput+0x5c/0x80 fs/inode.c:1755
 dentry_unlink_inode+0x295/0x440 fs/dcache.c:400
 __dentry_kill+0x1d0/0x600 fs/dcache.c:603
 shrink_kill fs/dcache.c:1048 [inline]
 shrink_dentry_list+0x140/0x5d0 fs/dcache.c:1075
 prune_dcache_sb+0xeb/0x150 fs/dcache.c:1156
 super_cache_scan+0x32a/0x550 fs/super.c:221
 do_shrink_slab+0x426/0x1120 mm/shrinker.c:435
 shrink_slab_memcg mm/shrinker.c:548 [inline]
 shrink_slab+0xa87/0x1310 mm/shrinker.c:626
 shrink_one+0x493/0x7b0 mm/vmscan.c:4767
 shrink_many mm/vmscan.c:4828 [inline]
 lru_gen_shrink_node mm/vmscan.c:4929 [inline]
 shrink_node+0x214d/0x3750 mm/vmscan.c:5888
 kswapd_shrink_node mm/vmscan.c:6693 [inline]
 balance_pgdat+0x9d2/0x1a90 mm/vmscan.c:6883
 kswapd+0x5be/0xc00 mm/vmscan.c:7143
 kthread+0x2c6/0x3b0 kernel/kthread.c:388
 ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:147
 ret_from_fork_asm+0x1b/0x30 arch/x86/entry/entry_64.S:242
 </TASK>