EXT4-fs warning (device loop6): ext4_xattr_inode_create:1469: refuse to create EA inode when umounting
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WARNING: CPU: 0 PID: 6649 at fs/ext4/xattr.c:1470 ext4_xattr_inode_lookup_create+0xa80/0x1c20
Modules linked in:
CPU: 0 UID: 0 PID: 6649 Comm: syz-executor Not tainted syzkaller #0 PREEMPT(full) 
Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014
RIP: 0010:ext4_xattr_inode_lookup_create+0xa80/0x1c20
Code: 8b 74 24 10 e9 d4 03 00 00 e8 3c ae 3a ff 48 89 df 48 c7 c6 ec c9 97 8d ba bd 05 00 00 48 c7 c1 40 e3 9f 8b e8 01 26 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:ffffc90002cdf3e0 EFLAGS: 00010246
RAX: 35842457d6e16300 RBX: ffff88810a99a000 RCX: 35842457d6e16300
RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000000000
RBP: ffffc90002cdf570 R08: 0000000000000003 R09: 0000000000000004
R10: dffffc0000000000 R11: fffffbfff1bfa1ec R12: 1ffff9200059be90
R13: dffffc0000000000 R14: 0000000000000000 R15: ffff888118689f70
FS:  000055555f592500(0000) GS:ffff8880b861b000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fff02dc7f78 CR3: 00000000223ba000 CR4: 00000000000006f0
Call Trace:
 <TASK>
 ext4_xattr_block_set+0x223/0x2ac0
 ext4_expand_extra_isize_ea+0x12d5/0x1ea0
 __ext4_expand_extra_isize+0x30d/0x400
 __ext4_mark_inode_dirty+0x46c/0x700
 ext4_dirty_inode+0xd0/0x110
 __mark_inode_dirty+0x2ec/0xe10
 iput+0x1ee/0x9d0
 __dentry_kill+0x209/0x660
 shrink_kill+0xa9/0x2c0
 shrink_dentry_list+0x2e0/0x5e0
 shrink_dcache_parent+0xa1/0x2c0
 do_one_tree+0x23/0xe0
 shrink_dcache_for_umount+0xa0/0x170
 generic_shutdown_super+0x67/0x2c0
 kill_block_super+0x44/0x90
 ext4_kill_sb+0x68/0xb0
 deactivate_locked_super+0xbc/0x130
 cleanup_mnt+0x425/0x4c0
 task_work_run+0x1d4/0x260
 exit_to_user_mode_loop+0xec/0x110
 do_syscall_64+0x2bd/0x3b0
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7fcf2198ff17
Code: a8 ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 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 00 f0 ff ff 77 01 c3 48 c7 c2 a8 ff ff ff f7 d8 64 89 02 b8
RSP: 002b:00007fff02dc8728 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6
RAX: 0000000000000000 RBX: 00007fcf21a11c05 RCX: 00007fcf2198ff17
RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007fff02dc87e0
RBP: 00007fff02dc87e0 R08: 0000000000000000 R09: 0000000000000000
R10: 00000000ffffffff R11: 0000000000000246 R12: 00007fff02dc9870
R13: 00007fcf21a11c05 R14: 0000000000014a9d R15: 00007fff02dc98b0
 </TASK>
