loop4: detected capacity change from 0 to 512
------------[ cut here ]------------
EA inode 11 i_nlink=0
WARNING: fs/ext4/xattr.c:1058 at ext4_xattr_inode_update_ref+0x444/0x44c fs/ext4/xattr.c:1056, CPU#0: syz.4.24/6874
Modules linked in:
CPU: 0 UID: 0 PID: 6874 Comm: syz.4.24 Not tainted syzkaller #0 PREEMPT 
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025
pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--)
pc : ext4_xattr_inode_update_ref+0x444/0x44c fs/ext4/xattr.c:1056
lr : ext4_xattr_inode_update_ref+0x444/0x44c fs/ext4/xattr.c:1056
sp : ffff8000a1da6e80
x29: ffff8000a1da6f20 x28: 0000000000000000 x27: 1fffe0001ed21561
x26: dfff800000000000 x25: ffff8000a1da6ea0 x24: ffff7000143b4dd4
x23: ffff800092e87000 x22: ffff0000f690a958 x21: 0000000000000000
x20: 0000000000000001 x19: ffff0000f690a918 x18: 1fffe0003377d090
x17: ffff80008f86e000 x16: ffff800082e5e68c x15: 0000000000000001
x14: 1fffe00018d2a000 x13: 0000000000000000 x12: 0000000000000000
x11: ffff600018d2a001 x10: 0000000000000003 x9 : 008aa1d318c46600
x8 : 008aa1d318c46600 x7 : ffff80008049ea88 x6 : 0000000000000000
x5 : 0000000000000001 x4 : 0000000000000001 x3 : ffff80008049046c
x2 : 0000000000000001 x1 : ffff80008b5a9ce0 x0 : 0000000000000001
Call trace:
 ext4_xattr_inode_update_ref+0x444/0x44c fs/ext4/xattr.c:1056 (P)
 ext4_xattr_inode_dec_ref fs/ext4/xattr.c:1081 [inline]
 ext4_xattr_inode_dec_ref_all+0x79c/0xc50 fs/ext4/xattr.c:1227
 ext4_xattr_delete_inode+0x8b0/0xa40 fs/ext4/xattr.c:2951
 ext4_evict_inode+0xb50/0x1058 fs/ext4/inode.c:270
 evict+0x4e0/0xa74 fs/inode.c:837
 iput_final fs/inode.c:1951 [inline]
 iput+0xc54/0xfdc fs/inode.c:2003
 ext4_process_orphan+0x240/0x2b4 fs/ext4/orphan.c:358
 ext4_orphan_cleanup+0x930/0x107c fs/ext4/orphan.c:472
 __ext4_fill_super fs/ext4/super.c:5658 [inline]
 ext4_fill_super+0x47e8/0x4f5c fs/ext4/super.c:5777
 get_tree_bdev_flags+0x360/0x414 fs/super.c:1691
 get_tree_bdev+0x2c/0x3c fs/super.c:1714
 ext4_get_tree+0x28/0x38 fs/ext4/super.c:5809
 vfs_get_tree+0x90/0x28c fs/super.c:1751
 fc_mount fs/namespace.c:1199 [inline]
 do_new_mount_fc fs/namespace.c:3636 [inline]
 do_new_mount+0x284/0x944 fs/namespace.c:3712
 path_mount+0x5b4/0xdfc fs/namespace.c:4022
 do_mount fs/namespace.c:4035 [inline]
 __do_sys_mount fs/namespace.c:4224 [inline]
 __se_sys_mount fs/namespace.c:4201 [inline]
 __arm64_sys_mount+0x3e8/0x468 fs/namespace.c:4201
 __invoke_syscall arch/arm64/kernel/syscall.c:35 [inline]
 invoke_syscall+0x98/0x254 arch/arm64/kernel/syscall.c:49
 el0_svc_common+0xe8/0x23c arch/arm64/kernel/syscall.c:132
 do_el0_svc+0x48/0x58 arch/arm64/kernel/syscall.c:151
 el0_svc+0x5c/0x26c arch/arm64/kernel/entry-common.c:724
 el0t_64_sync_handler+0x84/0x12c arch/arm64/kernel/entry-common.c:743
 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:596
irq event stamp: 6352
hardirqs last  enabled at (6351): [<ffff80008049eb1c>] raw_spin_rq_unlock_irq kernel/sched/sched.h:1570 [inline]
hardirqs last  enabled at (6351): [<ffff80008049eb1c>] finish_lock_switch+0xb0/0x1c0 kernel/sched/core.c:4995
hardirqs last disabled at (6352): [<ffff80008af93820>] el1_brk64+0x20/0x54 arch/arm64/kernel/entry-common.c:412
softirqs last  enabled at (5836): [<ffff8000801fa738>] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32
softirqs last disabled at (5834): [<ffff8000801fa704>] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:19
---[ end trace 0000000000000000 ]---
EXT4-fs (loop4): 1 orphan inode deleted
EXT4-fs (loop4): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: none.