When running the selinux-testsuite manually today I noticed the following noise in the filesystem tests: % make test ... chmod +x */test chcon -R -t test_file_t . Running as user root with context unconfined_u:unconfined_r:unconfined_t domain_trans/test ........... ok entrypoint/test ............. ok ... perf_event/test ............. ok filesystem/ext4/test ........ 1/76 yes: standard output: Broken pipe yes: standard output: Broken pipe filesystem/ext4/test ........ 14/76 yes: standard output: Broken pipe filesystem/ext4/test ........ 20/76 yes: standard output: Broken pipe yes: standard output: Broken pipe filesystem/ext4/test ........ 22/76 yes: standard output: Broken pipe yes: standard output: Broken pipe filesystem/ext4/test ........ 24/76 yes: standard output: Broken pipe yes: standard output: Broken pipe filesystem/ext4/test ........ 30/76 yes: standard output: Broken pipe yes: standard output: Broken pipe filesystem/ext4/test ........ 34/76 yes: standard output: Broken pipe yes: standard output: Broken pipe filesystem/ext4/test ........ 40/76 yes: standard output: Broken pipe filesystem/ext4/test ........ 43/76 yes: standard output: Broken pipe yes: standard output: Broken pipe filesystem/ext4/test ........ 49/76 yes: standard output: Broken pipe yes: standard output: Broken pipe filesystem/ext4/test ........ 55/76 yes: standard output: Broken pipe yes: standard output: Broken pipe filesystem/ext4/test ........ 64/76 yes: standard output: Broken pipe filesystem/ext4/test ........ ok The test system was an updated Rawhide system with the following details: % uname -r 6.2.0-0.rc5.20230123git2475bf02.38.1.secnext.fc38.x86_64 % rpm -q selinux-policy selinux-policy-38.5-1.fc38.noarch ... and my selinux-testsuite build should be current: % git log --oneline | head -n 1 2cc067f ci: limit VM reboot time to 5 minutes -- paul-moore.com