Tried several times, no luck - last log entries look like compiler errors (I watched the installer log during the first attempt and all dependencies at the beginning were installed OK with no errors, but the first attempt ended up with the same compiler errors): --------------------------------------------------------------------------------------------------------------------------- Start installation or upgrade of Guest Tools installer:%10.000000 installer:%20.000000 Installed Guest Tools were not found Register service to install new Guest Tools installer:%30.000000 Perform installation into the /usr/lib/parallels-tools directory installer:%40.000000 make: Entering directory '/usr/lib/parallels-tools/kmods' Will use compiler CC="cc". Compiler version "cc (GCC) 8.5.0 20210514 (Red Hat 8.5.0-18.0.2)" cd prl_tg/Toolgate/Guest/Linux/prl_tg && make CC=cc make[1]: Entering directory '/usr/lib/parallels-tools/kmods/prl_tg/Toolgate/Guest/Linux/prl_tg' 1: /lib/modules/5.15.0-3.60.5.1.el8uek.x86_64/build 2: /usr/lib/parallels-tools/kmods/prl_tg/Toolgate/Guest/Linux/prl_tg 3: 20230524 4: 1.10.2 Start compile prl_tg... make -C /lib/modules/5.15.0-3.60.5.1.el8uek.x86_64/build M=/usr/lib/parallels-tools/kmods/prl_tg/Toolgate/Guest/Linux/prl_tg SRCROOT=/usr/lib/parallels-tools/kmods/prl_tg/Toolgate/Guest/Linux/prl_tg CC=cc modules make[2]: Entering directory '/usr/src/kernels/5.15.0-3.60.5.1.el8uek.x86_64' warning: the compiler differs from the one used to build the kernel The kernel was built by: gcc (GCC) 11.2.1 20220127 (Red Hat 11.2.1-9.1.0.2) You are using: cc (GCC) 8.5.0 20210514 (Red Hat 8.5.0-18.0.2) 1: /lib/modules/5.15.0-3.60.5.1.el8uek.x86_64/build 2: /usr/lib/parallels-tools/kmods/prl_tg/Toolgate/Guest/Linux/prl_tg 3: 20230524 4: 1.10.2 CC [M] /usr/lib/parallels-tools/kmods/prl_tg/Toolgate/Guest/Linux/prl_tg/prltg.o cc: error: unrecognized command line option '-ftrivial-auto-var-init=zero' cc: error: unrecognized command line option '-fzero-call-used-regs=used-gpr' make[3]: *** [scripts/Makefile.build:288: /usr/lib/parallels-tools/kmods/prl_tg/Toolgate/Guest/Linux/prl_tg/prltg.o] Error 1 make[2]: *** [Makefile:1974: /usr/lib/parallels-tools/kmods/prl_tg/Toolgate/Guest/Linux/prl_tg] Error 2 make[2]: Leaving directory '/usr/src/kernels/5.15.0-3.60.5.1.el8uek.x86_64' make[1]: *** [Makefile:44: prl_tg] Error 2 make[1]: Leaving directory '/usr/lib/parallels-tools/kmods/prl_tg/Toolgate/Guest/Linux/prl_tg' make: *** [Makefile.kmods:49: compile] Error 2 make: Leaving directory '/usr/lib/parallels-tools/kmods' Error: could not build kernel modules modprobe: FATAL: Module prl_tg not found in directory /lib/modules/5.15.0-3.60.5.1.el8uek.x86_64 modprobe: FATAL: Module prl_tg not found in directory /lib/modules/5.15.0-3.60.5.1.el8uek.x86_64 Error: failed to install Parallels Guest Tools!
