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:746 el0t_64_sync_handler+0x84/0x12c arch/arm64/kernel/entry-common.c:765 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:596 ------------[ cut here ]------------ kernel BUG at fs/btrfs/extent-io-tree.c:573! Internal error: Oops - BUG: 00000000f2000800 [#1] SMP Modules linked in: CPU: 0 UID: 0 PID: 8385 Comm: syz.1.267 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 : clear_state_bit+0x38c/0x390 fs/btrfs/extent-io-tree.c:573 lr : clear_state_bit+0x38c/0x390 fs/btrfs/extent-io-tree.c:573 sp : ffff8000a6046020 x29: ffff8000a6046020 x28: ffff0000f36bb468 x27: 0000000000000000 x26: dfff800000000000 x25: 0000000000001000 x24: 0000000000000fff x23: 00000000fffffff4 x22: 0000000000000000 x21: 0000000000000fff x20: ffff0000f36bb468 x19: ffff0000ec9c66c0 x18: 0000000000000000 x17: 70202c31206c6176 x16: ffff800082de9540 x15: 0000000000000001 x14: 1ffff00011f0feea x13: 0000000000000000 x12: 0000000000000000 x11: ffff700011f0feeb x10: 0000000000ff0100 x9 : 0000000000000000 x8 : ffff0000cca48000 x7 : ffff8000805638d4 x6 : 0000000000000000 x5 : 00000000ffffffff x4 : 0000000000000820 x3 : 0000000000000820 x2 : 0000000000000038 x1 : 00000000fffffff4 x0 : 0000000000000000 Call trace: clear_state_bit+0x38c/0x390 fs/btrfs/extent-io-tree.c:573 (P) btrfs_clear_extent_bit_changeset+0x8fc/0xdb8 fs/btrfs/extent-io-tree.c:749 btrfs_clear_record_extent_bits+0x64/0xa8 fs/btrfs/extent-io-tree.c:1880 __btrfs_qgroup_release_data+0x334/0x870 fs/btrfs/qgroup.c:4355 btrfs_qgroup_release_data+0x44/0x58 fs/btrfs/qgroup.c:4411 alloc_ordered_extent+0xec/0x590 fs/btrfs/ordered-data.c:170 btrfs_alloc_ordered_extent+0x188/0x920 fs/btrfs/ordered-data.c:-1 cow_file_range+0x534/0xdd4 fs/btrfs/inode.c:1412 fallback_to_cow+0x594/0x9d8 fs/btrfs/inode.c:1784 run_delalloc_nocow+0xf0c/0x1494 fs/btrfs/inode.c:2204 btrfs_run_delalloc_range+0x2ec/0xdb4 fs/btrfs/inode.c:2342 writepage_delalloc+0xdcc/0x1898 fs/btrfs/extent_io.c:1504 extent_writepage fs/btrfs/extent_io.c:1849 [inline] extent_write_cache_pages fs/btrfs/extent_io.c:2533 [inline] btrfs_writepages+0x1148/0x2098 fs/btrfs/extent_io.c:2666 do_writepages+0x270/0x468 mm/page-writeback.c:2604 filemap_fdatawrite_wbc mm/filemap.c:389 [inline] __filemap_fdatawrite_range mm/filemap.c:422 [inline] filemap_fdatawrite_range+0x154/0x1fc mm/filemap.c:440 btrfs_fdatawrite_range+0x5c/0xe4 fs/btrfs/file.c:3858 btrfs_wait_ordered_range+0x64/0x228 fs/btrfs/ordered-data.c:922 btrfs_punch_hole fs/btrfs/file.c:2670 [inline] btrfs_fallocate+0x2a8/0x1734 fs/btrfs/file.c:3119 vfs_fallocate+0x52c/0x668 fs/open.c:342 ioctl_preallocate fs/ioctl.c:289 [inline] file_ioctl+0x584/0x75c fs/ioctl.c:-1 do_vfs_ioctl+0xa10/0x1834 fs/ioctl.c:576 __do_sys_ioctl fs/ioctl.c:595 [inline] __se_sys_ioctl fs/ioctl.c:583 [inline] __arm64_sys_ioctl+0xe4/0x1c4 fs/ioctl.c:583 __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:746 el0t_64_sync_handler+0x84/0x12c arch/arm64/kernel/entry-common.c:765 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:596 Code: aa1903e0 979abfa5 17ffff37 97858dd3 (d4210000) ---[ end trace 0000000000000000 ]---