WARNING: CPU: 0 PID: 3622 at fs/ext4/inode.c:5223 ext4_write_inode+0x64c/0x720 Modules linked in: CPU: 1 PID: 3622 Comm: syz-executor.1 Not tainted 6.0.0-rc6-syzkaller-00291-g3db61221f4e8 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/26/2022 RIP: 0010:ext4_write_inode+0x64c/0x720 fs/ext4/inode.c:5223 Code: ca 13 56 ff 4d 85 ff 74 12 e8 c0 13 56 ff 4c 89 ff e8 f8 e1 c7 ff e9 e2 fd ff ff e8 ae 13 56 ff e9 d8 fd ff ff e8 a4 13 56 ff <0f> 0b e9 cc fd ff ff e8 98 13 56 ff e9 8d fd ff ff 44 89 f1 80 e1 RSP: 0018:ffffc90003ffec40 EFLAGS: 00010293 RAX: ffffffff823176ac RBX: 0000000000000800 RCX: ffff888021c55880 RDX: 0000000000000000 RSI: 0000000000000800 RDI: 0000000000000000 RBP: ffffc90003ffed30 R08: ffffffff82317120 R09: fffffbfff1c164fe R10: fffffbfff1c164fe R11: 1ffffffff1c164fd R12: ffff888045cb48e8 R13: 1ffff920007ffd8c R14: 0000000000000000 R15: 0000000000400940 FS: 0000555555fb8400(0000) GS:ffff8880b9b00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000001b2d623000 CR3: 000000004f061000 CR4: 00000000003506e0 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+0x4d6/0x670 fs/fs-writeback.c:1652 writeback_single_inode+0x1fb/0x8f0 fs/fs-writeback.c:1708 write_inode_now+0x1cd/0x260 fs/fs-writeback.c:2723 iput_final fs/inode.c:1735 [inline] iput+0x3e6/0x760 fs/inode.c:1774 __dentry_kill+0x3b1/0x5b0 fs/dcache.c:607 dentry_kill+0xbb/0x290 dput+0x1f3/0x410 fs/dcache.c:913 ovl_destroy_inode+0x42/0xf0 fs/overlayfs/super.c:208 destroy_inode fs/inode.c:310 [inline] evict+0x541/0x620 fs/inode.c:680 __dentry_kill+0x3b1/0x5b0 fs/dcache.c:607 shrink_dentry_list+0x386/0x6c0 fs/dcache.c:1201 prune_dcache_sb+0x10a/0x170 fs/dcache.c:1282 super_cache_scan+0x32c/0x470 fs/super.c:104 do_shrink_slab+0x4e1/0xa00 mm/vmscan.c:831 shrink_slab_memcg+0x2de/0x6a0 mm/vmscan.c:900 shrink_slab+0xbe/0x340 mm/vmscan.c:979 shrink_node_memcgs+0x3c3/0x770 mm/vmscan.c:3182 shrink_node+0xe9f/0x2040 mm/vmscan.c:3304 shrink_zones+0x4b8/0xbd0 mm/vmscan.c:3542 do_try_to_free_pages+0x215/0xcd0 mm/vmscan.c:3601 try_to_free_mem_cgroup_pages+0x3b7/0x6b0 mm/vmscan.c:3916 reclaim_high+0x1c4/0x250 mm/memcontrol.c:2335 mem_cgroup_handle_over_high+0x11f/0x280 mm/memcontrol.c:2520 resume_user_mode_work include/linux/resume_user_mode.h:58 [inline] exit_to_user_mode_loop+0xa9/0x150 kernel/entry/common.c:169 exit_to_user_mode_prepare+0xb2/0x140 kernel/entry/common.c:201 __syscall_exit_to_user_mode_work kernel/entry/common.c:283 [inline] syscall_exit_to_user_mode+0x26/0x60 kernel/entry/common.c:294 do_syscall_64+0x49/0xb0 arch/x86/entry/common.c:86 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7f969708bad7 Code: ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 0f 1f 44 00 00 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007ffd30890198 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6 RAX: ffffffffffffffea RBX: 00000000000000fd RCX: 00007f969708bad7 RDX: 00007ffd3089026e RSI: 000000000000000a RDI: 00007ffd30890260 RBP: 00007ffd30890260 R08: 00000000ffffffff R09: 00007ffd30890030 R10: 0000555555fb9853 R11: 0000000000000246 R12: 00007f96970e45d6 R13: 00007ffd30891320 R14: 0000555555fb9810 R15: 00007ffd30891360