EXT4-fs warning (device loop0): ext4_xattr_inode_create:1469: refuse to create EA inode when umounting
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WARNING: fs/ext4/xattr.c:1470 at ext4_xattr_inode_create fs/ext4/xattr.c:1470 [inline], CPU#1: syz-executor/5858
WARNING: fs/ext4/xattr.c:1470 at ext4_xattr_inode_lookup_create+0xa85/0x1c20 fs/ext4/xattr.c:1588, CPU#1: syz-executor/5858
Modules linked in:
CPU: 1 UID: 0 PID: 5858 Comm: syz-executor Not tainted syzkaller #0 PREEMPT(full) 
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
RIP: 0010:ext4_xattr_inode_create fs/ext4/xattr.c:1470 [inline]
RIP: 0010:ext4_xattr_inode_lookup_create+0xa85/0x1c20 fs/ext4/xattr.c:1588
Code: 8b 74 24 10 e9 d4 03 00 00 e8 17 a2 38 ff 48 89 df 48 c7 c6 c7 47 b8 8d ba bd 05 00 00 48 c7 c1 c0 ed bf 8b e8 ac 24 fc ff 90 <0f> 0b 90 49 c7 c7 ea ff ff ff 4c 8b 74 24 10 e9 bb 03 00 00 48 8d
RSP: 0018:ffffc9000405f240 EFLAGS: 00010246
RAX: 94a0c58b37efdf00 RBX: ffff888028810000 RCX: 94a0c58b37efdf00
RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000000000
RBP: ffffc9000405f3d0 R08: ffffc9000405ee27 R09: 1ffff9200080bdc4
R10: dffffc0000000000 R11: fffff5200080bdc5 R12: 1ffff9200080be5c
R13: dffffc0000000000 R14: 0000000000000000 R15: ffff88807c184f40
FS:  0000000000000000(0000) GS:ffff888125ae8000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000200000000058 CR3: 0000000073c88000 CR4: 00000000003526f0
Call Trace:
 <TASK>
 ext4_xattr_block_set+0x223/0x2ac0 fs/ext4/xattr.c:1908
 ext4_xattr_move_to_block fs/ext4/xattr.c:2659 [inline]
 ext4_xattr_make_inode_space fs/ext4/xattr.c:2734 [inline]
 ext4_expand_extra_isize_ea+0x12da/0x1ea0 fs/ext4/xattr.c:2822
 __ext4_expand_extra_isize+0x30d/0x400 fs/ext4/inode.c:6385
 ext4_try_to_expand_extra_isize fs/ext4/inode.c:6428 [inline]
 __ext4_mark_inode_dirty+0x46c/0x700 fs/ext4/inode.c:6506
 ext4_dirty_inode+0xd0/0x110 fs/ext4/inode.c:6538
 __mark_inode_dirty+0x2ec/0xe10 fs/fs-writeback.c:2527
 mark_inode_dirty_sync include/linux/fs.h:2621 [inline]
 iput+0x36b/0xc40 fs/inode.c:1929
 __dentry_kill+0x209/0x660 fs/dcache.c:669
 shrink_kill+0xa9/0x2c0 fs/dcache.c:1114
 shrink_dentry_list+0x2e0/0x5e0 fs/dcache.c:1141
 shrink_dcache_parent+0xa1/0x2c0 fs/dcache.c:-1
 do_one_tree+0x23/0xe0 fs/dcache.c:1604
 shrink_dcache_for_umount+0xa0/0x170 fs/dcache.c:1621
 generic_shutdown_super+0x67/0x2c0 fs/super.c:620
 kill_block_super+0x44/0x90 fs/super.c:1722
 ext4_kill_sb+0x68/0xb0 fs/ext4/super.c:7401
 deactivate_locked_super+0xbc/0x130 fs/super.c:473
 cleanup_mnt+0x425/0x4c0 fs/namespace.c:1393
 task_work_run+0x1d4/0x260 kernel/task_work.c:227
 exit_task_work include/linux/task_work.h:40 [inline]
 do_exit+0x6b5/0x2300 kernel/exit.c:966
 do_group_exit+0x21c/0x2d0 kernel/exit.c:1107
 __do_sys_exit_group kernel/exit.c:1118 [inline]
 __se_sys_exit_group kernel/exit.c:1116 [inline]
 __x64_sys_exit_group+0x3f/0x40 kernel/exit.c:1116
 x64_sys_call+0x21f7/0x2200 arch/x86/include/generated/asm/syscalls_64.h:232
 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
 do_syscall_64+0xfa/0xfa0 arch/x86/entry/syscall_64.c:94
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f351c78eba9
Code: Unable to access opcode bytes at 0x7f351c78eb7f.
RSP: 002b:00007ffee0e9f8c8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
RAX: ffffffffffffffda RBX: 00007f351c811c89 RCX: 00007f351c78eba9
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000001
RBP: 0000000000000027 R08: 00007ffee0e9d666 R09: 00007ffee0ea0b80
R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffee0ea0b80
R13: 00007f351c811c05 R14: 00005555601634a8 R15: 00007ffee0ea2d40
 </TASK>