------------[ cut here ]------------ WARNING: CPU: 1 PID: 5106 at fs/ext4/inode.c:5322 ext4_write_inode+0x64c/0x720 Modules linked in: CPU: 1 PID: 5106 Comm: syz-executor.1 Not tainted 6.2.0-rc4-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 RIP: 0010:ext4_write_inode+0x64c/0x720 fs/ext4/inode.c:5322 Code: 9a d1 50 ff 4d 85 ff 74 12 e8 90 d1 50 ff 4c 89 ff e8 18 76 c6 ff e9 e2 fd ff ff e8 7e d1 50 ff e9 d8 fd ff ff e8 74 d1 50 ff <0f> 0b e9 cc fd ff ff e8 68 d1 50 ff e9 8d fd ff ff 44 89 f1 80 e1 RSP: 0018:ffffc90003cded60 EFLAGS: 00010293 RAX: ffffffff823b0aac RBX: 0000000000000800 RCX: ffff88802c26d7c0 RDX: 0000000000000000 RSI: 0000000000000800 RDI: 0000000000000000 RBP: ffffc90003cdee50 R08: ffffffff823b0520 R09: fffffbfff1d2d266 R10: fffffbfff1d2d266 R11: 1ffffffff1d2d265 R12: ffff888072ec6700 R13: 1ffff9200079bdb0 R14: 0000000000000000 R15: 0000000000400940 FS: 00005555562ea400(0000) GS:ffff8880b9900000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fb41b80dfc8 CR3: 00000000423ee000 CR4: 00000000003506e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: write_inode fs/fs-writeback.c:1451 [inline] __writeback_single_inode+0x4d6/0x670 fs/fs-writeback.c:1663 writeback_single_inode+0x21e/0x810 fs/fs-writeback.c:1719 write_inode_now+0x1cd/0x260 fs/fs-writeback.c:2755 iput_final fs/inode.c:1734 [inline] iput+0x3e6/0x760 fs/inode.c:1773 __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:214 destroy_inode fs/inode.c:309 [inline] evict+0x541/0x620 fs/inode.c:679 __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:843 shrink_slab_memcg+0x2ec/0x630 mm/vmscan.c:912 shrink_slab+0xbe/0x340 mm/vmscan.c:991 shrink_node_memcgs+0x3bf/0x780 mm/vmscan.c:6140 shrink_node+0x299/0x1050 mm/vmscan.c:6169 shrink_zones+0x4b8/0xbd0 mm/vmscan.c:6407 do_try_to_free_pages+0x215/0xcd0 mm/vmscan.c:6469 try_to_free_mem_cgroup_pages+0x3c3/0x6c0 mm/vmscan.c:6786 reclaim_high+0x1c7/0x250 mm/memcontrol.c:2394 mem_cgroup_handle_over_high+0x11f/0x280 mm/memcontrol.c:2580 resume_user_mode_work include/linux/resume_user_mode.h:58 [inline] exit_to_user_mode_loop+0xa9/0x150 kernel/entry/common.c:171 exit_to_user_mode_prepare+0xb2/0x140 kernel/entry/common.c:203 __syscall_exit_to_user_mode_work kernel/entry/common.c:285 [inline] syscall_exit_to_user_mode+0x26/0x60 kernel/entry/common.c:296 do_syscall_64+0x49/0xb0 arch/x86/entry/common.c:86 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7f75b7c8d537 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:00007fff88871d48 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6 RAX: ffffffffffffffea RBX: 0000000000000000 RCX: 00007f75b7c8d537 RDX: 00007fff88871e1c RSI: 000000000000000a RDI: 00007fff88871e10 RBP: 00007fff88871e10 R08: 00000000ffffffff R09: 00007fff88871be0 R10: 00005555562eb893 R11: 0000000000000246 R12: 00007f75b7ce6b24 R13: 00007fff88872ed0 R14: 00005555562eb810 R15: 00007fff88872f10