Description of problem: Whenever I build a package using mock, I get the following warning: WARNING: unable to delete selinux filesystems (/tmp/mock-selinux-plugin.djsx0ecw): [Errno 1] Operation not permitted: '/tmp/mock-selinux-plugin.djsx0ecw' It doesn't seem to affect any functionality. Version-Release number of selected component (if applicable): mock-1.2.15-1.fc23.noarch selinux-policy-3.13.1-158.7.fc23.noarch Steps to Reproduce: 1. $ mock -n --no-cleanup-after <srpm> Actual results: Warning. Expected results: No warning. Additional info: $ ls -Zla /tmp/mock-selinux-plugin.djsx0ecw -r--r--r--. 1 root root unconfined_u:object_r:user_tmp_t:s0 336 Mar 3 10:21 /tmp/mock-selinux-plugin.djsx0ecw $ cat /tmp/mock-selinux-plugin.djsx0ecw nodev sysfs nodev rootfs nodev ramfs nodev bdev nodev proc nodev cpuset nodev cgroup nodev tmpfs nodev devtmpfs nodev configfs nodev debugfs nodev tracefs nodev securityfs nodev sockfs nodev pipefs nodev devpts ext3 ext2 ext4 nodev hugetlbfs nodev autofs nodev pstore nodev mqueue nodev binfmt_misc fuseblk nodev fuse nodev fusectl
*** This bug has been marked as a duplicate of bug 1312820 ***