loop0: detected capacity change from 0 to 8
------------[ cut here ]------------
WARNING: CPU: 1 PID: 6687 at fs/overlayfs/copy_up.c:276 ovl_copy_up_file+0x538/0x57c fs/overlayfs/copy_up.c:276
Modules linked in:
CPU: 1 UID: 0 PID: 6687 Comm: syz.0.17 Not tainted syzkaller #0 PREEMPT 
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025
pstate: 83400005 (Nzcv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--)
pc : ovl_copy_up_file+0x538/0x57c fs/overlayfs/copy_up.c:276
lr : ovl_copy_up_file+0x538/0x57c fs/overlayfs/copy_up.c:276
sp : ffff8000a2566ee0
x29: ffff8000a2566fc0 x28: dfff800000000000 x27: 0000000000000000
x26: ffff8000a2566f20 x25: ffff0000d9314800 x24: ffff0000d50371a0
x23: fc0000000000000a x22: ffff7000144acde4 x21: 0000000000000000
x20: ffff0000d50371a0 x19: ffff0000d577d180 x18: 00000000ffffffff
x17: ffff80009353a000 x16: ffff80008af86288 x15: 0000000000000002
x14: 1ffff000144acde8 x13: 0000000000000000 x12: 0000000000000000
x11: ffff7000144acdea x10: 0000000000ff0100 x9 : 0000000000000000
x8 : ffff0000c2b98000 x7 : 0000000000000000 x6 : 0000000000000000
x5 : 0000000000000000 x4 : 0000000000000000 x3 : 0000000000000010
x2 : 0000000000000000 x1 : fc0000000000000a x0 : 0000000000000000
Call trace:
 ovl_copy_up_file+0x538/0x57c fs/overlayfs/copy_up.c:276 (P)
 ovl_copy_up_tmpfile fs/overlayfs/copy_up.c:885 [inline]
 ovl_do_copy_up fs/overlayfs/copy_up.c:999 [inline]
 ovl_copy_up_one fs/overlayfs/copy_up.c:1202 [inline]
 ovl_copy_up_flags+0x1104/0x28a0 fs/overlayfs/copy_up.c:1257
 ovl_maybe_copy_up+0x108/0x148 fs/overlayfs/copy_up.c:1287
 ovl_open+0x128/0x2b4 fs/overlayfs/file.c:211
 do_dentry_open+0x7a4/0x10bc fs/open.c:965
 vfs_open+0x44/0x2d4 fs/open.c:1095
 do_open fs/namei.c:3887 [inline]
 path_openat+0x2424/0x2c40 fs/namei.c:4046
 do_filp_open+0x18c/0x36c fs/namei.c:4073
 do_sys_openat2+0x11c/0x1b4 fs/open.c:1435
 do_sys_open fs/open.c:1450 [inline]
 __do_sys_openat fs/open.c:1466 [inline]
 __se_sys_openat fs/open.c:1461 [inline]
 __arm64_sys_openat+0x120/0x158 fs/open.c:1461
 __invoke_syscall arch/arm64/kernel/syscall.c:35 [inline]
 invoke_syscall+0x98/0x254 arch/arm64/kernel/syscall.c:49
 el0_svc_common+0x130/0x23c arch/arm64/kernel/syscall.c:132
 do_el0_svc+0x48/0x58 arch/arm64/kernel/syscall.c:151
 el0_svc+0x5c/0x254 arch/arm64/kernel/entry-common.c:744
 el0t_64_sync_handler+0x84/0x12c arch/arm64/kernel/entry-common.c:763
 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:596
irq event stamp: 3262
hardirqs last  enabled at (3261): [<ffff800080c72918>] kasan_quarantine_put+0x1a0/0x1c8 mm/kasan/quarantine.c:234
hardirqs last disabled at (3262): [<ffff80008b01a1ac>] el1_brk64+0x20/0x54 arch/arm64/kernel/entry-common.c:434
softirqs last  enabled at (1778): [<ffff800080201608>] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32
softirqs last disabled at (1776): [<ffff8000802015d4>] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:19
---[ end trace 0000000000000000 ]---