All of the Smart install QA tests failed. It looks like it's running out of memory: | error: Couldn't fork %postun: Cannot allocate memory Full log (including other errors): https://autobuilder.yoctoproject.org/main/builders/nightly-arm64/builds/2/steps/Running%20Sanity%20Tests/logs/stdio (This was for master-next, but the same issue will be present on master.)
Fixed by https://git.yoctoproject.org/cgit/cgit.cgi/poky/commit/?id=e3a623bfe39fda16420d2042647af75877bb6f70