- Fixed compatibility with Rawhide kernel
        fs.binfmt_elf.core_dump_elf_headers=1.
    - .spec file updates to mostly pass RPMLINT - Fedora merge review (BZ
        225783).
    - Fixed testcase of the exit of a thread group leader (of BZ 247354).
    - Cleanup any leftover testsuite processes as it may stuck mock(1) builds.