CVE-2026-43308

In the Linux kernel, the following vulnerability has been resolved:

btrfs: don’t BUG() on unexpected delayed ref type in run_one_delayed_ref()

There is no need to BUG(), we can just return an error and log an error
message.

More information : https://git.kernel.org/stable/c/5549743e11c06da23cfa7712a994b9f1e69064c6