loop0: detected capacity change from 0 to 512 EXT4-fs warning (device loop0): ext4_xattr_inode_get:546: inode #11: comm syz.0.17: ea_inode file size=0 entry size=6 EXT4-fs warning (device loop0): ext4_expand_extra_isize_ea:2853: Unable to expand inode 15. Delete some EAs or run e2fsck. ------------[ cut here ]------------ EA inode 11 i_nlink=2 WARNING: CPU: 0 PID: 6067 at fs/ext4/xattr.c:1058 ext4_xattr_inode_update_ref+0x51a/0x5b0 fs/ext4/xattr.c:1056 Modules linked in: CPU: 0 UID: 0 PID: 6067 Comm: syz.0.17 Not tainted syzkaller #0 PREEMPT_{RT,(full)} Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025 RIP: 0010:ext4_xattr_inode_update_ref+0x51a/0x5b0 fs/ext4/xattr.c:1056 Code: 48 b8 00 00 00 00 00 fc ff df 41 0f b6 04 06 84 c0 0f 85 80 00 00 00 41 8b 17 48 c7 c7 00 9b ff 8a 4c 89 e6 e8 a7 9a 03 ff 90 <0f> 0b 90 90 4c 8b 6c 24 28 e9 59 fe ff ff e8 53 e6 40 08 44 89 f9 RSP: 0018:ffffc90003d47240 EFLAGS: 00010246 RAX: 8bb944658c8ccb00 RBX: 0000000000000001 RCX: ffff8880266f8000 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 RBP: ffffc90003d47330 R08: 0000000000000000 R09: 0000000000000000 R10: dffffc0000000000 R11: ffffed101710487b R12: 000000000000000b R13: ffff8880578d6ee8 R14: 1ffff1100af1adc3 R15: ffff8880578d6e18 FS: 000055558a757500(0000) GS:ffff888126df9000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f30e258a000 CR3: 000000003ea4e000 CR4: 00000000003526f0 Call Trace: ext4_xattr_inode_dec_ref fs/ext4/xattr.c:1081 [inline] ext4_xattr_inode_dec_ref_all+0x867/0xda0 fs/ext4/xattr.c:1223 ext4_xattr_delete_inode+0xa4c/0xc10 fs/ext4/xattr.c:2947 ext4_evict_inode+0xac9/0xee0 fs/ext4/inode.c:271 evict+0x504/0x9c0 fs/inode.c:810 ext4_orphan_cleanup+0xc20/0x1460 fs/ext4/orphan.c:470 __ext4_fill_super fs/ext4/super.c:5617 [inline] ext4_fill_super+0x593b/0x61f0 fs/ext4/super.c:5736 get_tree_bdev_flags+0x40e/0x4d0 fs/super.c:1691 vfs_get_tree+0x92/0x2b0 fs/super.c:1751 fc_mount fs/namespace.c:1208 [inline] do_new_mount_fc fs/namespace.c:3651 [inline] do_new_mount+0x302/0xa10 fs/namespace.c:3727 do_mount fs/namespace.c:4050 [inline] __do_sys_mount fs/namespace.c:4238 [inline] __se_sys_mount+0x313/0x410 fs/namespace.c:4215 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline] do_syscall_64+0xfa/0xfa0 arch/x86/entry/syscall_64.c:94 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7fa76e0a076a 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:00007ffe3ed4a578 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 RAX: ffffffffffffffda RBX: 00007ffe3ed4a600 RCX: 00007fa76e0a076a RDX: 0000200000000180 RSI: 00002000000001c0 RDI: 00007ffe3ed4a5c0 RBP: 0000200000000180 R08: 00007ffe3ed4a600 R09: 0000000000800700 R10: 0000000000800700 R11: 0000000000000246 R12: 00002000000001c0 R13: 00007ffe3ed4a5c0 R14: 000000000000046c R15: 0000200000000680