https://bugs.freedesktop.org/show_bug.cgi?id=105190
--- Comment #2 from arkadiusz.hiler@intel.com arkadiusz.hiler@intel.com --- # getenforce Permissive # strace ./kms_pipe_crc_basic 2>&1 | grep EPERM openat(4, "i915_gem_drop_caches", O_WRONLY) = -1 EPERM (Operation not permitted)