init: set old umask before switch_root

modules.d/99base/init

@@ -63,6 +63,7 @@ NEWROOT="/sysroot"
 
 trap "emergency_shell Signal caught!" 0
 # set umask
+OLD_UMASK=$(umask)
 umask 0007
 
 RDDEBUG=""
@@ -312,6 +313,8 @@ info "Switching root"
 
 wait_for_loginit
 
+umask $OLD_UMASK
+
 exec switch_root "$NEWROOT" "$INIT" $initargs || {
     echo "Something went very badly wrong in the initramfs.  Please "
     echo "file a bug against dracut."