Sanity_test.sh depends on /var/log/syslog to run correctly.
https://github.com/Linaro/uadk/blob/4cd0b3e82205767ac151835e69736c61aca4eda8/test/sanity_test.sh#L362C2-L362C24
However, on openEuler 22.04, there is no such a file. Somebody need to fix this.