syzbot

EXT4-fs (loop0): orphan cleanup on readonly fs
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WARNING: CPU: 1 PID: 4315 at fs/ext4/xattr.c:1679 ext4_xattr_set_entry+0x35ed/0x3d30 fs/ext4/xattr.c:1679
Modules linked in:
CPU: 1 PID: 4315 Comm: syz.0.17 Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
RIP: 0010:ext4_xattr_set_entry+0x35ed/0x3d30 fs/ext4/xattr.c:1679
Code: 25 5f ff 45 31 e4 e9 bd f8 ff ff e8 6d 25 5f ff 41 bc e4 ff ff ff e9 c6 fb ff ff e8 5d 25 5f ff e9 f3 ee ff ff e8 53 25 5f ff <0f> 0b e9 89 d9 ff ff e8 47 25 5f ff e9 a6 fb ff ff e8 3d 25 5f ff
RSP: 0018:ffffc900032bf0e0 EFLAGS: 00010293
RAX: ffffffff8218a6bd RBX: 0000000000000000 RCX: ffff8880268d1dc0
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: ffffc900032bf350 R08: 0000000000000001 R09: fffffbfff1ff542e
R10: fffffbfff1ff542e R11: 1ffffffff1ff542d R12: 00000000000003f8
R13: ffff88805f56c038 R14: ffffc900032bf630 R15: dffffc0000000000
FS:  0000555569624500(0000) GS:ffff8880b9100000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fd79cf52000 CR3: 000000002aa3d000 CR4: 00000000003506e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 ext4_xattr_block_set+0x4f7/0x2d30 fs/ext4/xattr.c:1936
 ext4_xattr_move_to_block fs/ext4/xattr.c:2633 [inline]
 ext4_xattr_make_inode_space fs/ext4/xattr.c:2708 [inline]
 ext4_expand_extra_isize_ea+0xf4b/0x19a0 fs/ext4/xattr.c:2800
 __ext4_expand_extra_isize+0x301/0x3e0 fs/ext4/inode.c:5901
 ext4_try_to_expand_extra_isize fs/ext4/inode.c:5944 [inline]
 __ext4_mark_inode_dirty+0x469/0x700 fs/ext4/inode.c:6022
 ext4_evict_inode+0xa81/0x1080 fs/ext4/inode.c:282
 evict+0x485/0x870 fs/inode.c:647
 ext4_orphan_cleanup+0xaa9/0x12e0 fs/ext4/orphan.c:470
 ext4_fill_super+0x92f0/0x9a60 fs/ext4/super.c:4975
 mount_bdev+0x287/0x3c0 fs/super.c:1400
 legacy_get_tree+0xe6/0x180 fs/fs_context.c:611
 vfs_get_tree+0x88/0x270 fs/super.c:1530
 do_new_mount+0x24a/0xa40 fs/namespace.c:3034
 do_mount fs/namespace.c:3377 [inline]
 __do_sys_mount fs/namespace.c:3585 [inline]
 __se_sys_mount+0x2d6/0x3c0 fs/namespace.c:3562
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x66/0xd0
RIP: 0033:0x7fedd4e76eea
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:00007ffce877d918 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
RAX: ffffffffffffffda RBX: 00007ffce877d9a0 RCX: 00007fedd4e76eea
RDX: 0000200000000180 RSI: 00002000000001c0 RDI: 00007ffce877d960
RBP: 0000200000000180 R08: 00007ffce877d9a0 R09: 000000000080078b
R10: 000000000080078b R11: 0000000000000246 R12: 00002000000001c0
R13: 00007ffce877d960 R14: 0000000000000465 R15: 0000200000000680
 </TASK>