loop0: detected capacity change from 0 to 512 ------------[ cut here ]------------ EA inode 11 i_nlink=2 WARNING: CPU: 0 PID: 6435 at fs/ext4/xattr.c:1058 ext4_xattr_inode_update_ref+0x48b/0x4e0 fs/ext4/xattr.c:1056 Modules linked in: CPU: 0 UID: 0 PID: 6435 Comm: syz.0.17 Not tainted syzkaller #0 PREEMPT(full) Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025 RIP: 0010:ext4_xattr_inode_update_ref+0x48b/0x4e0 fs/ext4/xattr.c:1056 Code: 40 4c 89 e0 48 c1 e8 03 42 80 3c 28 00 74 08 4c 89 e7 e8 b8 81 9d ff 49 8b 34 24 48 c7 c7 c0 05 40 8b 44 89 fa e8 45 07 fc fe <0f> 0b 4c 8b 74 24 18 4c 8b 64 24 20 e9 00 ff ff ff e8 2f 40 8d 08 RSP: 0018:ffffc90002f57240 EFLAGS: 00010246 RAX: cafc1c730e763600 RBX: 1ffff1100b618ee9 RCX: ffff88802be39e40 RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000002 RBP: ffffc90002f57330 R08: ffff8880b8824293 R09: 1ffff11017104852 R10: dffffc0000000000 R11: ffffed1017104853 R12: ffff88805b0c7598 R13: dffffc0000000000 R14: ffff88805b0c7558 R15: 0000000000000002 FS: 00007f79f64526c0(0000) GS:ffff888126679000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f79ec63f000 CR3: 0000000078c7c000 CR4: 00000000003526f0 Call Trace: ext4_xattr_inode_dec_ref fs/ext4/xattr.c:1081 [inline] ext4_xattr_inode_dec_ref_all+0x863/0xda0 fs/ext4/xattr.c:1223 ext4_xattr_delete_inode+0xa48/0xc10 fs/ext4/xattr.c:2947 ext4_evict_inode+0xac3/0xed0 fs/ext4/inode.c:271 evict+0x500/0x9b0 fs/inode.c:810 ext4_orphan_cleanup+0xc1c/0x1450 fs/ext4/orphan.c:470 __ext4_fill_super fs/ext4/super.c:5617 [inline] ext4_fill_super+0x591c/0x61d0 fs/ext4/super.c:5736 get_tree_bdev_flags+0x40a/0x4d0 fs/super.c:1691 vfs_get_tree+0x8e/0x280 fs/super.c:1751 fc_mount fs/namespace.c:1208 [inline] do_new_mount_fc fs/namespace.c:3651 [inline] do_new_mount+0x2fe/0xa10 fs/namespace.c:3727 do_mount fs/namespace.c:4050 [inline] __do_sys_mount fs/namespace.c:4238 [inline] __se_sys_mount+0x30f/0x400 fs/namespace.c:4215 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline] do_syscall_64+0x86/0x540 arch/x86/entry/syscall_64.c:94 entry_SYSCALL_64_after_hwframe+0x76/0x7e RIP: 0033:0x7f79f559076a 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:00007f79f6451e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 RAX: ffffffffffffffda RBX: 00007f79f6451ef0 RCX: 00007f79f559076a RDX: 0000200000000180 RSI: 00002000000001c0 RDI: 00007f79f6451eb0 RBP: 0000200000000180 R08: 00007f79f6451ef0 R09: 0000000000800700 R10: 0000000000800700 R11: 0000000000000246 R12: 00002000000001c0 R13: 00007f79f6451eb0 R14: 000000000000046c R15: 0000200000000740