syzbot

syz.0.17[5923]: 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=65535
WARNING: CPU: 1 PID: 5923 at fs/ext4/xattr.c:1059 ext4_xattr_inode_update_ref+0x53c/0x590 fs/ext4/xattr.c:1057
Modules linked in:
CPU: 1 PID: 5923 Comm: syz.0.17 Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026
RIP: 0010:ext4_xattr_inode_update_ref+0x53c/0x590 fs/ext4/xattr.c:1057
Code: 8d 7e 50 4c 89 f8 48 c1 e8 03 42 80 3c 20 00 74 08 4c 89 ff e8 85 d2 98 ff 49 8b 37 48 c7 c7 60 dc de 8a 89 da e8 54 44 0a ff <0f> 0b 4c 8b 74 24 08 4c 8b 7c 24 10 e9 ab fe ff ff e8 2e c1 41 08
RSP: 0018:ffffc900031c71a0 EFLAGS: 00010246
RAX: 8049e828e0e89400 RBX: 000000000000ffff RCX: ffff88802e149e00
RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000002
RBP: ffffc900031c7298 R08: ffff8880b8f28c53 R09: 1ffff110171e518a
R10: dffffc0000000000 R11: ffffed10171e518b R12: dffffc0000000000
R13: ffff88807278caa8 R14: ffff88807278c8b0 R15: ffff88807278c900
FS:  00005555778ba500(0000) GS:ffff8880b8f00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fff4a762000 CR3: 000000007b91a000 CR4: 00000000003506e0
Call Trace:
 <TASK>
 ext4_xattr_inode_dec_ref fs/ext4/xattr.c:1082 [inline]
 ext4_xattr_set_entry+0xcda/0x1e90 fs/ext4/xattr.c:1726
 ext4_xattr_ibody_set+0x254/0x6a0 fs/ext4/xattr.c:2270
 ext4_xattr_move_to_block fs/ext4/xattr.c:2673 [inline]
 ext4_xattr_make_inode_space fs/ext4/xattr.c:2741 [inline]
 ext4_expand_extra_isize_ea+0x1398/0x1e80 fs/ext4/xattr.c:2829
 __ext4_expand_extra_isize+0x306/0x400 fs/ext4/inode.c:5990
 ext4_try_to_expand_extra_isize fs/ext4/inode.c:6033 [inline]
 __ext4_mark_inode_dirty+0x45d/0x6e0 fs/ext4/inode.c:6111
 ext4_evict_inode+0x7f3/0xea0 fs/ext4/inode.c:254
 evict+0x4ca/0x8d0 fs/inode.c:705
 ext4_orphan_cleanup+0xbec/0x1420 fs/ext4/orphan.c:472
 __ext4_fill_super fs/ext4/super.c:5621 [inline]
 ext4_fill_super+0x5eea/0x67b0 fs/ext4/super.c:5744
 get_tree_bdev+0x3f3/0x520 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+0x2e7/0x3d0 fs/namespace.c:3912
 do_syscall_x64 arch/x86/entry/common.c:46 [inline]
 do_syscall_64+0x55/0xb0 arch/x86/entry/common.c:76
 entry_SYSCALL_64_after_hwframe+0x68/0xd2
RIP: 0033:0x7f640799e0ca
Code: 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 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 e8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007fff4a760ff8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
RAX: ffffffffffffffda RBX: 00007fff4a761080 RCX: 00007f640799e0ca
RDX: 0000200000000180 RSI: 0000200000000040 RDI: 00007fff4a761040
RBP: 0000200000000180 R08: 00007fff4a761080 R09: 0000000000000010
R10: 0000000000000010 R11: 0000000000000246 R12: 0000200000000040
R13: 00007fff4a761040 R14: 0000000000000485 R15: 000000000000002c
 </TASK>