BTRFS info (device loop0): using free space tree
BTRFS info (device loop0): enabling ssd optimizations
BTRFS info (device loop0): auto enabling async discard
------------[ cut here ]------------
WARNING: CPU: 0 PID: 6313 at fs/read_write.c:504 __kernel_write_iter+0x508/0x5f8
Modules linked in:
CPU: 0 PID: 6313 Comm: syz-executor.0 Not tainted 6.4.0-rc1-syzkaller-gac9a78681b92 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023
pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--)
pc : __kernel_write_iter+0x508/0x5f8
lr : __kernel_write_iter+0x504/0x5f8 fs/read_write.c:504
sp : ffff80001e8e74c0
x29: ffff80001e8e75a0 x28: ffff700003d1cea0 x27: ffff80001e8e7640
x26: dfff800000000000 x25: fffffffffffffff7 x24: 1fffe00018e5e40f
x23: ffff0000c72f207c x22: ffff0000cbf55808 x21: dfff800000000000
x20: ffff0000c72f2000 x19: 00000000000a801d x18: ffff80001e8e7540
x17: ffff80000a21cb94 x16: ffff8000122acf40 x15: 00000000000178fe
x14: ffff800015b80580 x13: dfff800000000000 x12: 0000000000000005
x11: 0000000000000000 x10: 0000000000000000 x9 : 0000000000000000
x8 : ffff0000c7109bc0 x7 : 0000000000000000 x6 : 0000000000000000
x5 : 0000000000000000 x4 : 0000000000000011 x3 : 0000000000000001
x2 : ffff0000cbf55808 x1 : 0000000000000000 x0 : 0000000000000000
Call trace:
 __kernel_write_iter+0x508/0x5f8
 __kernel_write fs/read_write.c:537 [inline]
 kernel_write+0x1b0/0x2f0 fs/read_write.c:558
 write_buf fs/btrfs/send.c:648 [inline]
 send_header fs/btrfs/send.c:766 [inline]
 send_subvol+0x174/0x3d78 fs/btrfs/send.c:7926
 btrfs_ioctl_send+0x1ba4/0x21cc fs/btrfs/send.c:8302
 _btrfs_ioctl_send+0x314/0x468 fs/btrfs/ioctl.c:4351
 btrfs_ioctl+0x638/0xb08
 vfs_ioctl fs/ioctl.c:51 [inline]
 __do_sys_ioctl fs/ioctl.c:870 [inline]
 __se_sys_ioctl fs/ioctl.c:856 [inline]
 __arm64_sys_ioctl+0x14c/0x1c8 fs/ioctl.c:856
 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline]
 invoke_syscall+0x98/0x2c0 arch/arm64/kernel/syscall.c:52
 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:142
 do_el0_svc+0x64/0x198 arch/arm64/kernel/syscall.c:193
 el0_svc+0x4c/0x15c arch/arm64/kernel/entry-common.c:637
 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655
 el0t_64_sync+0x190/0x194 arch/arm64/kernel/entry.S:591
irq event stamp: 81404
hardirqs last  enabled at (81403): [<ffff800012442544>] __raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:151 [inline]
hardirqs last  enabled at (81403): [<ffff800012442544>] _raw_spin_unlock_irqrestore+0x38/0x98 kernel/locking/spinlock.c:194
hardirqs last disabled at (81404): [<ffff80001235b91c>] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405
softirqs last  enabled at (81368): [<ffff800008033378>] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32
softirqs last disabled at (81366): [<ffff800008033344>] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:19
---[ end trace 0000000000000000 ]---