loop4: detected capacity change from 0 to 512
------------[ cut here ]------------
EA inode 11 i_nlink=2
WARNING: CPU: 0 PID: 10031 at fs/ext4/xattr.c:1021 ext4_xattr_inode_update_ref+0x468/0x4ac fs/ext4/xattr.c:-1
Modules linked in:
CPU: 0 PID: 10031 Comm: syz.4.1591 Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025
pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--)
pc : ext4_xattr_inode_update_ref+0x468/0x4ac fs/ext4/xattr.c:-1
lr : ext4_xattr_inode_update_ref+0x464/0x4ac fs/ext4/xattr.c:1019
sp : ffff8000210d6e80
x29: ffff8000210d6f00 x28: 0000000000000000 x27: dfff800000000000
x26: 1fffe0001eab3317 x25: ffff70000421add0 x24: 0000000000000000
x23: ffff800017a8b000 x22: ffff8000210d6e80 x21: 0000000000000002
x20: 0000000000000001 x19: ffff0000f55996c0 x18: ffff800011abbcc0
x17: 1fffe00033ed797e x16: ffff8000082d22e0 x15: 0000000040000000
x14: 0000000000000002 x13: 1ffff00002a180b1 x12: 0000000000ff0100
x11: ff0080000a893b14 x10: 0000000000000003 x9 : 37be6f25c4fe1300
x8 : 37be6f25c4fe1300 x7 : ffff800008251e10 x6 : 0000000000000000
x5 : 0000000000000080 x4 : 0000000000000001 x3 : 0000000000000000
x2 : 0000000000000006 x1 : ffff800011abd7c0 x0 : ffff80018a6a7000
Call trace:
 ext4_xattr_inode_update_ref+0x468/0x4ac fs/ext4/xattr.c:-1
 ext4_xattr_inode_dec_ref fs/ext4/xattr.c:1044 [inline]
 ext4_xattr_set_entry+0x918/0x15ac fs/ext4/xattr.c:1682
 ext4_xattr_ibody_set+0x204/0x600 fs/ext4/xattr.c:2229
 ext4_xattr_move_to_block fs/ext4/xattr.c:2632 [inline]
 ext4_xattr_make_inode_space fs/ext4/xattr.c:2700 [inline]
 ext4_expand_extra_isize_ea+0xd00/0x15cc fs/ext4/xattr.c:2792
 __ext4_expand_extra_isize+0x298/0x358 fs/ext4/inode.c:5966
 ext4_try_to_expand_extra_isize fs/ext4/inode.c:6009 [inline]
 __ext4_mark_inode_dirty+0x3e4/0x790 fs/ext4/inode.c:6087
 ext4_evict_inode+0xb58/0x1270 fs/ext4/inode.c:279
 evict+0x3c8/0x810 fs/inode.c:705
 iput_final fs/inode.c:1834 [inline]
 iput+0x764/0x7f4 fs/inode.c:1860
 ext4_process_orphan+0x240/0x2b4 fs/ext4/orphan.c:360
 ext4_orphan_cleanup+0x908/0x104c fs/ext4/orphan.c:474
 __ext4_fill_super fs/ext4/super.c:5537 [inline]
 ext4_fill_super+0x6920/0x6e34 fs/ext4/super.c:5668
 get_tree_bdev+0x358/0x544 fs/super.c:1366
 ext4_get_tree+0x28/0x38 fs/ext4/super.c:5698
 vfs_get_tree+0x90/0x274 fs/super.c:1573
 do_new_mount+0x228/0x810 fs/namespace.c:3069
 path_mount+0x5b4/0xe78 fs/namespace.c:3399
 do_mount fs/namespace.c:3412 [inline]
 __do_sys_mount fs/namespace.c:3620 [inline]
 __se_sys_mount fs/namespace.c:3597 [inline]
 __arm64_sys_mount+0x49c/0x584 fs/namespace.c:3597
 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline]
 invoke_syscall+0x98/0x2bc arch/arm64/kernel/syscall.c:52
 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140
 do_el0_svc+0x58/0x13c arch/arm64/kernel/syscall.c:204
 el0_svc+0x58/0x138 arch/arm64/kernel/entry-common.c:637
 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655
 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585
irq event stamp: 46246
hardirqs last  enabled at (46245): [<ffff800008251ea4>] raw_spin_rq_unlock_irq kernel/sched/sched.h:1367 [inline]
hardirqs last  enabled at (46245): [<ffff800008251ea4>] finish_lock_switch+0xb0/0x1c4 kernel/sched/core.c:5003
hardirqs last disabled at (46246): [<ffff8000119576b0>] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405
softirqs last  enabled at (44922): [<ffff80000803092c>] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32
softirqs last disabled at (44920): [<ffff8000080308f8>] 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 without journal. Quota mode: none.