syz.0.17[5929]: memfd_create() called without MFD_EXEC or MFD_NOEXEC_SEAL set loop0: detected capacity change from 0 to 512 EXT4-fs: Ignoring removed nobh option ------------[ cut here ]------------ EA inode 11 i_nlink=1026 WARNING: CPU: 0 PID: 5929 at fs/ext4/xattr.c:1058 ext4_xattr_inode_update_ref+0x51a/0x570 fs/ext4/xattr.c:1056 Modules linked in: CPU: 0 PID: 5929 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_inode_update_ref+0x51a/0x570 fs/ext4/xattr.c:1056 Code: 8d 7e 50 4c 89 f8 48 c1 e8 03 42 80 3c 20 00 74 08 4c 89 ff e8 67 ee 98 ff 49 8b 37 48 c7 c7 a0 d4 de 8a 89 da e8 66 8b 0a ff <0f> 0b 4c 8b 74 24 08 4c 8b 7c 24 10 e9 ab fe ff ff e8 90 be 3d 08 RSP: 0018:ffffc900032471a0 EFLAGS: 00010246 RAX: bafa63cab0645200 RBX: 0000000000000402 RCX: ffff88802926da00 RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000002 RBP: ffffc90003247298 R08: ffff8880b8e28c13 R09: 1ffff110171c5182 R10: dffffc0000000000 R11: ffffed10171c5183 R12: dffffc0000000000 R13: ffff888072f98ea8 R14: ffff888072f98cb0 R15: ffff888072f98d00 FS: 0000555562933500(0000) GS:ffff8880b8e00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007ff8fb7d7000 CR3: 000000007b393000 CR4: 00000000003506f0 Call Trace: ext4_xattr_inode_dec_ref fs/ext4/xattr.c:1081 [inline] ext4_xattr_set_entry+0xcda/0x1e90 fs/ext4/xattr.c:1723 ext4_xattr_ibody_set+0x254/0x6a0 fs/ext4/xattr.c:2267 ext4_xattr_move_to_block fs/ext4/xattr.c:2670 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2738 [inline] ext4_expand_extra_isize_ea+0x1398/0x1e80 fs/ext4/xattr.c:2826 __ext4_expand_extra_isize+0x306/0x400 fs/ext4/inode.c:5971 ext4_try_to_expand_extra_isize fs/ext4/inode.c:6014 [inline] __ext4_mark_inode_dirty+0x45d/0x6e0 fs/ext4/inode.c:6092 ext4_evict_inode+0x7f3/0xea0 fs/ext4/inode.c:252 evict+0x4ca/0x8d0 fs/inode.c:705 ext4_orphan_cleanup+0xbec/0x1420 fs/ext4/orphan.c:472 __ext4_fill_super fs/ext4/super.c:5617 [inline] ext4_fill_super+0x5ed3/0x6790 fs/ext4/super.c:5740 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+0x55/0xa0 arch/x86/entry/common.c:76 entry_SYSCALL_64_after_hwframe+0x68/0xd2 RIP: 0033:0x7fac92b9bf4a 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:00007fff426611d8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 RAX: ffffffffffffffda RBX: 00007fff42661260 RCX: 00007fac92b9bf4a RDX: 0000200000000180 RSI: 0000200000000140 RDI: 00007fff42661220 RBP: 0000200000000180 R08: 00007fff42661260 R09: 0000000000800718 R10: 0000000000800718 R11: 0000000000000246 R12: 0000200000000140 R13: 00007fff42661220 R14: 00000000000004a3 R15: 0000200000000280