el0_svc_common+0x13c/0x258 arch/arm64/kernel/syscall.c:140
 do_el0_svc+0x5c/0x134 arch/arm64/kernel/syscall.c:204
 el0_svc+0x58/0x128 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
------------[ cut here ]------------
kernel BUG at fs/btrfs/extent-io-tree.c:381!
Internal error: Oops - BUG: 00000000f2000800 [#1] PREEMPT SMP
Modules linked in:
CPU: 1 PID: 5081 Comm: syz.1.141 Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/02/2026
pstate: 82400005 (Nzcv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--)
pc : set_state_bits fs/btrfs/extent-io-tree.c:381 [inline]
pc : __set_extent_bit+0x15c4/0x189c fs/btrfs/extent-io-tree.c:1022
lr : set_state_bits fs/btrfs/extent-io-tree.c:381 [inline]
lr : __set_extent_bit+0x15c4/0x189c fs/btrfs/extent-io-tree.c:1022
sp : ffff8000248b7180
x29: ffff8000248b72b0 x28: ffff0000f6e5e000 x27: 1fffe0001e5dd80f
x26: ffff0000cd9686c0 x25: ffff0000f2eec000 x24: ffff0000f6204420
x23: ffff0000f6204430 x22: 0000000000000000 x21: ffff0000f2eec07c
x20: dfff800000000000 x19: 00000000fffffff4 x18: 0000000000000000
x17: 0000000000000000 x16: ffff800011b3e320 x15: 0000000000000000
x14: 0000000000000001 x13: 1ffff00002abcf8e x12: 0000000000000000
x11: ff0080000a1c10ac x10: 0000000000000000 x9 : ffff80000a1c10ac
x8 : ffff0000d1895400 x7 : 0000000000000001 x6 : 0000000000000001
x5 : 00000000ffffffff x4 : 0000000000000a20 x3 : 0000000000000a20
x2 : 0000000000000038 x1 : 00000000fffffff4 x0 : 0000000000000000
Call trace:
 set_state_bits fs/btrfs/extent-io-tree.c:381 [inline]
 __set_extent_bit+0x15c4/0x189c fs/btrfs/extent-io-tree.c:1022
 set_record_extent_bits+0x68/0x98 fs/btrfs/extent-io-tree.c:1607
 qgroup_reserve_data+0x214/0x8c0 fs/btrfs/qgroup.c:3817
 btrfs_qgroup_reserve_data+0x40/0xd8 fs/btrfs/qgroup.c:3860
 btrfs_check_data_free_space+0x12c/0x208 fs/btrfs/delalloc-space.c:152
 btrfs_truncate_block+0x188/0xe3c fs/btrfs/inode.c:4975
 btrfs_cont_expand+0x114/0xa3c fs/btrfs/inode.c:5161
 btrfs_clone_files+0x17c/0x3ac fs/btrfs/reflink.c:743
 btrfs_remap_file_range+0x444/0xb40 fs/btrfs/reflink.c:904
 do_clone_file_range+0x248/0x2a8 fs/remap_range.c:396
 vfs_clone_file_range+0x28c/0x730 fs/remap_range.c:414
 ioctl_file_clone fs/ioctl.c:239 [inline]
 ioctl_file_clone_range fs/ioctl.c:258 [inline]
 do_vfs_ioctl+0x143c/0x202c fs/ioctl.c:823
 __do_sys_ioctl fs/ioctl.c:868 [inline]
 __se_sys_ioctl fs/ioctl.c:856 [inline]
 __arm64_sys_ioctl+0xe4/0x1c8 fs/ioctl.c:856
 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline]
 invoke_syscall+0x98/0x290 arch/arm64/kernel/syscall.c:52
 el0_svc_common+0x13c/0x258 arch/arm64/kernel/syscall.c:140
 do_el0_svc+0x5c/0x134 arch/arm64/kernel/syscall.c:204
 el0_svc+0x58/0x128 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
Code: 9101f340 979ccb55 17ffff6f 978bc55d (d4210000) 
---[ end trace 0000000000000000 ]---