loop0: detected capacity change from 0 to 512
EXT4-fs warning (device loop0): ext4_xattr_inode_get:556: inode #11: comm syz.0.0: EA inode hash validation failed
EXT4-fs warning (device loop0): ext4_expand_extra_isize_ea:2848: Unable to expand inode 15. Delete some EAs or run e2fsck.
------------[ cut here ]------------
EA inode 11 ref_count=-1
WARNING: CPU: 0 PID: 5354 at fs/ext4/xattr.c:1048 ext4_xattr_inode_update_ref+0x44b/0x5d0 fs/ext4/xattr.c:1047
Modules linked in:
CPU: 0 UID: 0 PID: 5354 Comm: syz.0.0 Not tainted syzkaller #0 PREEMPT(full) 
Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014
RIP: 0010:ext4_xattr_inode_update_ref+0x44b/0x5d0 fs/ext4/xattr.c:1047
Code: 78 40 4c 89 f8 48 c1 e8 03 80 3c 18 00 74 08 4c 89 ff e8 78 34 9d ff 49 8b 37 48 c7 c7 e0 f4 9f 8b 4c 89 ea e8 86 d0 fb fe 90 <0f> 0b 90 90 48 bb 00 00 00 00 00 fc ff df 4c 8b 74 24 20 4c 8b 6c
RSP: 0018:ffffc9000d4d72e0 EFLAGS: 00010246
RAX: 8ca0da5846089200 RBX: dffffc0000000000 RCX: 0000000000100000
RDX: ffffc9000e362000 RSI: 000000000000876e RDI: 000000000000876f
RBP: ffffc9000d4d73d0 R08: 0000000000000003 R09: 0000000000000004
R10: dffffc0000000000 R11: fffffbfff1bfa1f4 R12: ffffc9000d4d7340
R13: ffffffffffffffff R14: 00000000ffffffff R15: ffff888044829f88
FS:  00007f0208ea66c0(0000) GS:ffff88808d20c000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f397bf81000 CR3: 000000004356e000 CR4: 0000000000352ef0
Call Trace:
 <TASK>
 ext4_xattr_inode_dec_ref fs/ext4/xattr.c:1076 [inline]
 ext4_xattr_inode_dec_ref_all+0x867/0xda0 fs/ext4/xattr.c:1218
 ext4_xattr_delete_inode+0xa4c/0xc10 fs/ext4/xattr.c:2942
 ext4_evict_inode+0xac9/0xee0 fs/ext4/inode.c:271
 evict+0x504/0x9c0 fs/inode.c:810
 ext4_orphan_cleanup+0xc20/0x1460 fs/ext4/orphan.c:474
 __ext4_fill_super fs/ext4/super.c:5609 [inline]
 ext4_fill_super+0x57df/0x6090 fs/ext4/super.c:5728
 get_tree_bdev_flags+0x40e/0x4d0 fs/super.c:1692
 vfs_get_tree+0x92/0x2b0 fs/super.c:1815
 do_new_mount+0x2a2/0x9e0 fs/namespace.c:3808
 do_mount fs/namespace.c:4136 [inline]
 __do_sys_mount fs/namespace.c:4347 [inline]
 __se_sys_mount+0x317/0x410 fs/namespace.c:4324
 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
 do_syscall_64+0xfa/0x3b0 arch/x86/entry/syscall_64.c:94
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f0207f9038a
Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f0208ea5e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
RAX: ffffffffffffffda RBX: 00007f0208ea5ef0 RCX: 00007f0207f9038a
RDX: 0000200000000180 RSI: 00002000000001c0 RDI: 00007f0208ea5eb0
RBP: 0000200000000180 R08: 00007f0208ea5ef0 R09: 0000000000800700
R10: 0000000000800700 R11: 0000000000000246 R12: 00002000000001c0
R13: 00007f0208ea5eb0 R14: 0000000000000473 R15: 0000200000000680
 </TASK>