------------[ cut here ]------------ WARNING: CPU: 0 PID: 3633 at fs/ext4/inode.c:5230 ext4_write_inode+0x333/0x570 fs/ext4/inode.c:5230 Modules linked in: CPU: 0 PID: 3633 Comm: syz-executor.1 Not tainted 6.1.0-rc2-syzkaller-00078-g98555239e4c3 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/11/2022 RIP: 0010:ext4_write_inode+0x333/0x570 fs/ext4/inode.c:5230 Code: b6 04 02 84 c0 74 08 3c 03 0f 8e 28 02 00 00 8b b5 b0 06 00 00 4c 89 f7 e8 ba af 12 00 41 89 c4 e9 ed fd ff ff e8 dd dd 60 ff <0f> 0b 45 31 e4 e9 de fd ff ff e8 ce dd 60 ff 48 89 ef 48 8d 74 24 RSP: 0018:ffffc9000358f288 EFLAGS: 00010293 RAX: 0000000000000000 RBX: 1ffff920006b1e51 RCX: 0000000000000000 RDX: ffff88807314c140 RSI: ffffffff821ae693 RDI: 0000000000000005 RBP: ffff8880850015f0 R08: 0000000000000005 R09: 0000000000000000 R10: 0000000000000800 R11: 000000000008c07e R12: 0000000000000800 R13: ffffc9000358f408 R14: dffffc0000000000 R15: ffffffff8a043400 FS: 0000555555b32400(0000) GS:ffff8880b9a00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000001b2ea21000 CR3: 00000000325a6000 CR4: 00000000003506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: write_inode fs/fs-writeback.c:1440 [inline] __writeback_single_inode+0xcfc/0x1440 fs/fs-writeback.c:1652 writeback_single_inode+0x2ad/0x570 fs/fs-writeback.c:1708 write_inode_now+0x16a/0x1e0 fs/fs-writeback.c:2736 iput_final fs/inode.c:1734 [inline] iput.part.0+0x490/0x880 fs/inode.c:1773 iput+0x58/0x70 fs/inode.c:1763 dentry_unlink_inode+0x2b1/0x460 fs/dcache.c:401 __dentry_kill+0x3c0/0x640 fs/dcache.c:607 dentry_kill fs/dcache.c:745 [inline] dput+0x64d/0xdb0 fs/dcache.c:913 ovl_destroy_inode+0x38/0x110 fs/overlayfs/super.c:209 destroy_inode+0xc4/0x1b0 fs/inode.c:309 iput_final fs/inode.c:1747 [inline] iput.part.0+0x59b/0x880 fs/inode.c:1773 iput+0x58/0x70 fs/inode.c:1763 dentry_unlink_inode+0x2b1/0x460 fs/dcache.c:401 __dentry_kill+0x3c0/0x640 fs/dcache.c:607 shrink_dentry_list+0x23c/0x800 fs/dcache.c:1201 prune_dcache_sb+0xe7/0x140 fs/dcache.c:1282 super_cache_scan+0x336/0x590 fs/super.c:104 do_shrink_slab+0x464/0xce0 mm/vmscan.c:842 shrink_slab_memcg mm/vmscan.c:911 [inline] shrink_slab+0x388/0x660 mm/vmscan.c:990 shrink_node_memcgs mm/vmscan.c:6076 [inline] shrink_node+0x93d/0x1f30 mm/vmscan.c:6105 shrink_zones mm/vmscan.c:6343 [inline] do_try_to_free_pages+0x3b4/0x17a0 mm/vmscan.c:6405 try_to_free_mem_cgroup_pages+0x3a0/0xa70 mm/vmscan.c:6720 reclaim_high.constprop.0+0x182/0x230 mm/memcontrol.c:2389 mem_cgroup_handle_over_high+0x18c/0x510 mm/memcontrol.c:2574 resume_user_mode_work include/linux/resume_user_mode.h:58 [inline] exit_to_user_mode_loop kernel/entry/common.c:171 [inline] exit_to_user_mode_prepare+0x18c/0x250 kernel/entry/common.c:203 __syscall_exit_to_user_mode_work kernel/entry/common.c:285 [inline] syscall_exit_to_user_mode+0x19/0x50 kernel/entry/common.c:296 do_syscall_64+0x42/0xb0 arch/x86/entry/common.c:86 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7fcc2868b0e8 Code: 24 18 31 c0 41 83 e2 40 75 40 89 f0 25 00 00 41 00 3d 00 00 41 00 74 32 44 89 c2 4c 89 ce bf 9c ff ff ff b8 01 01 00 00 0f 05 <48> 3d 00 f0 ff ff 77 40 48 8b 4c 24 18 64 48 2b 0c 25 28 00 00 00 RSP: 002b:00007ffde4abbdf0 EFLAGS: 00000287 ORIG_RAX: 0000000000000101 RAX: 0000000000000005 RBX: 0000000000000000 RCX: 00007fcc2868b0e8 RDX: 0000000000090800 RSI: 00007ffde4abd020 RDI: 00000000ffffff9c RBP: 00007ffde4abd020 R08: 0000000000090800 R09: 00007ffde4abd020 R10: 0000000000000000 R11: 0000000000000287 R12: 00007fcc286e5826 R13: 00007ffde4abd020 R14: 0000555555b33810 R15: 00007ffde4abe120