diff -uNr xorg-server-1.20.1/hw/xfree86/os-support/linux/lnx_kmod.c xorg-server-1.20.1.mod/hw/xfree86/os-support/linux/lnx_kmod.c
--- xorg-server-1.20.1/hw/xfree86/os-support/linux/lnx_kmod.c	2018-08-07 19:31:03.000000000 +0300
+++ xorg-server-1.20.1.mod/hw/xfree86/os-support/linux/lnx_kmod.c	2018-10-08 21:07:16.810917466 +0300
@@ -68,14 +68,6 @@
      */
     switch (pid = fork()) {
     case 0:                    /* child */
-        /* change real/effective user ID to 0/0 as we need to
-         * preinstall agpgart module for some DRM modules
-         */
-        if (setreuid(0, 0)) {
-            xf86Msg(X_WARNING, "LoadKernelModule: "
-                    "Setting of real/effective user Id to 0/0 failed");
-        }
-        setenv("PATH", "/sbin", 1);
         execl(mpPath, "modprobe", modName, NULL);
         xf86Msg(X_WARNING, "LoadKernelModule %s\n", strerror(errno));
         exit(EXIT_FAILURE);     /* if we get here the child's exec failed */