syzbot

syz.0.17[5949]: memfd_create() called without MFD_EXEC or MFD_NOEXEC_SEAL set
loop0: detected capacity change from 0 to 512
------------[ cut here ]------------
EA inode 11 i_nlink=2
WARNING: CPU: 1 PID: 5949 at fs/ext4/xattr.c:1075 ext4_xattr_inode_update_ref+0x4fb/0x550 fs/ext4/xattr.c:1073
Modules linked in:
CPU: 1 PID: 5949 Comm: syz.0.17 Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
RIP: 0010:ext4_xattr_inode_update_ref+0x4fb/0x550 fs/ext4/xattr.c:1073
Code: 8d 7e 50 4c 89 f8 48 c1 e8 03 42 80 3c 20 00 74 08 4c 89 ff e8 c6 3b 9a ff 49 8b 37 48 c7 c7 a0 c3 be 8a 89 da e8 c5 5d 0d ff <0f> 0b 4c 8b 74 24 08 4c 8b 7c 24 10 e9 b9 fe ff ff e8 6f 1d 2c 08
RSP: 0018:ffffc9000464f2e0 EFLAGS: 00010246
RAX: f1e7fe43e47a8000 RBX: 0000000000000002 RCX: ffff8880277b9e00
RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000002
RBP: ffffc9000464f3d0 R08: ffff8880b8f28c13 R09: 1ffff110171e5182
R10: dffffc0000000000 R11: ffffed10171e5183 R12: dffffc0000000000
R13: ffff8880726baca8 R14: ffff8880726baab0 R15: ffff8880726bab00
FS:  000055556442a500(0000) GS:ffff8880b8f00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f55c3f45000 CR3: 0000000075cb3000 CR4: 00000000003506e0
Call Trace:
 <TASK>
 ext4_xattr_inode_dec_ref fs/ext4/xattr.c:1098 [inline]
 ext4_xattr_inode_dec_ref_all+0xa2b/0xf90 fs/ext4/xattr.c:1240
 ext4_xattr_delete_inode+0xa45/0xc00 fs/ext4/xattr.c:2968
 ext4_evict_inode+0xaa3/0xea0 fs/ext4/inode.c:269
 evict+0x486/0x870 fs/inode.c:705
 ext4_orphan_cleanup+0xbd4/0x1400 fs/ext4/orphan.c:470
 __ext4_fill_super fs/ext4/super.c:5601 [inline]
 ext4_fill_super+0x5de4/0x66c0 fs/ext4/super.c:5724
 get_tree_bdev+0x3e4/0x510 fs/super.c:1591
 vfs_get_tree+0x8c/0x280 fs/super.c:1764
 do_new_mount+0x24b/0xa40 fs/namespace.c:3386
 do_mount fs/namespace.c:3726 [inline]
 __do_sys_mount fs/namespace.c:3935 [inline]
 __se_sys_mount+0x2da/0x3c0 fs/namespace.c:3912
 do_syscall_x64 arch/x86/entry/common.c:51 [inline]
 do_syscall_64+0x55/0xb0 arch/x86/entry/common.c:81
 entry_SYSCALL_64_after_hwframe+0x68/0xd2
RIP: 0033:0x7f95f6190e6a
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:00007ffff618e618 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
RAX: ffffffffffffffda RBX: 00007ffff618e6a0 RCX: 00007f95f6190e6a
RDX: 0000200000000180 RSI: 00002000000001c0 RDI: 00007ffff618e660
RBP: 0000200000000180 R08: 00007ffff618e6a0 R09: 0000000001a08700
R10: 0000000001a08700 R11: 0000000000000246 R12: 00002000000001c0
R13: 00007ffff618e660 R14: 0000000000000470 R15: 0000200000000700
 </TASK>