el0_svc_common+0x130/0x23c arch/arm64/kernel/syscall.c:136
 do_el0_svc+0x48/0x58 arch/arm64/kernel/syscall.c:155
 el0_svc+0x58/0x16c arch/arm64/kernel/entry-common.c:678
 el0t_64_sync_handler+0x84/0xfc arch/arm64/kernel/entry-common.c:696
 el0t_64_sync+0x190/0x194 arch/arm64/kernel/entry.S:591
------------[ cut here ]------------
kernel BUG at fs/btrfs/extent-tree.c:3252!
Internal error: Oops - BUG: 00000000f2000800 [#1] PREEMPT SMP
Modules linked in:
CPU: 1 PID: 19733 Comm: syz-executor.5 Not tainted 6.5.0-rc7-syzkaller-gfe4469582053 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/26/2023
pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--)
pc : btrfs_free_tree_block+0xc2c/0xe1c fs/btrfs/extent-tree.c:3252
lr : btrfs_free_tree_block+0xc2c/0xe1c fs/btrfs/extent-tree.c:3252
sp : ffff8000a5d063c0
x29: ffff8000a5d064e0 x28: ffff0000de08c000 x27: ffff8000a5d06448
x26: 0000000000000002 x25: 00000000fffffff4 x24: ffff000191b05cc0
x23: 0000000000000001 x22: ffff000191b05bb0 x21: ffff000191b05ba8
x20: ffff00012d356540 x19: dfff800000000000 x18: ffff8000a5d057c0
x17: 0000000000000000 x16: ffff80008a572e30 x15: 0000000000000001
x14: 1ffff00011c6ab5a x13: 0000000000000000 x12: 0000000000000000
x11: 0000000000040000 x10: 000000000002657f x9 : ffff80009f4fe000
x8 : 0000000000026580 x7 : fffffffffffe4d58 x6 : fffffffffffe4d30
x5 : ffff8000a5d058f8 x4 : ffff80008e15bc60 x3 : ffff800082d3ea04
x2 : 0000000000000001 x1 : 00000000fffffff4 x0 : 0000000000000000
Call trace:
 btrfs_free_tree_block+0xc2c/0xe1c fs/btrfs/extent-tree.c:3252
 __btrfs_cow_block+0xc94/0x1970 fs/btrfs/ctree.c:601
 btrfs_cow_block+0x354/0x744 fs/btrfs/ctree.c:712
 btrfs_search_slot+0xb8c/0x29d8
 btrfs_insert_empty_items+0xa4/0x178 fs/btrfs/ctree.c:4376
 btrfs_insert_empty_item fs/btrfs/ctree.h:636 [inline]
 alloc_reserved_tree_block fs/btrfs/extent-tree.c:4659 [inline]
 run_delayed_tree_ref fs/btrfs/extent-tree.c:1673 [inline]
 run_one_delayed_ref fs/btrfs/extent-tree.c:1702 [inline]
 btrfs_run_delayed_refs_for_head fs/btrfs/extent-tree.c:1948 [inline]
 __btrfs_run_delayed_refs+0xfd8/0x3868 fs/btrfs/extent-tree.c:2009
 btrfs_run_delayed_refs+0x13c/0x4c0 fs/btrfs/extent-tree.c:2121
 btrfs_commit_transaction+0x220/0x2d58 fs/btrfs/transaction.c:2163
 btrfs_sync_file+0xbe0/0x10c8 fs/btrfs/file.c:1988
 vfs_fsync_range+0x168/0x188 fs/sync.c:188
 generic_write_sync include/linux/fs.h:2499 [inline]
 btrfs_do_write_iter+0x890/0xcc8 fs/btrfs/file.c:1677
 btrfs_file_write_iter+0x2c/0x3c fs/btrfs/file.c:1687
 do_iter_write+0x65c/0xaa8 fs/read_write.c:860
 vfs_iter_write+0x88/0xac fs/read_write.c:901
 iter_file_splice_write+0x628/0xc58 fs/splice.c:739
 do_splice_from fs/splice.c:936 [inline]
 direct_splice_actor+0xe4/0x1c0 fs/splice.c:1145
 splice_direct_to_actor+0x2a0/0x7e4 fs/splice.c:1091
 do_splice_direct+0x20c/0x348 fs/splice.c:1197
 do_sendfile+0x4b8/0xcc4 fs/read_write.c:1254
 __do_sys_sendfile64 fs/read_write.c:1322 [inline]
 __se_sys_sendfile64 fs/read_write.c:1308 [inline]
 __arm64_sys_sendfile64+0x160/0x3b4 fs/read_write.c:1308
 __invoke_syscall arch/arm64/kernel/syscall.c:37 [inline]
 invoke_syscall+0x98/0x2b8 arch/arm64/kernel/syscall.c:51
 el0_svc_common+0x130/0x23c arch/arm64/kernel/syscall.c:136
 do_el0_svc+0x48/0x58 arch/arm64/kernel/syscall.c:155
 el0_svc+0x58/0x16c arch/arm64/kernel/entry-common.c:678
 el0t_64_sync_handler+0x84/0xfc arch/arm64/kernel/entry-common.c:696
 el0t_64_sync+0x190/0x194 arch/arm64/kernel/entry.S:591
Code: 17ffff8f 978f908f d4210000 978f908d (d4210000) 
---[ end trace 0000000000000000 ]---