diff -ur libvirt-5.5.0.orig/src/util/virutil.c libvirt-5.5.0/src/util/virutil.c
--- libvirt-5.5.0.orig/src/util/virutil.c	2019-07-14 19:27:54.120000000 +0200
+++ libvirt-5.5.0/src/util/virutil.c	2019-07-14 19:28:08.383000000 +0200
@@ -1488,7 +1488,7 @@
     if (!(udev = virFindFileInPath(UDEVADM)))
         return;
 
-    if (!(cmd = virCommandNewArgList(udev, "settle", NULL)))
+    if (!(cmd = virCommandNewArgList(udev, "settle", "--timeout=10", NULL)))
         return;
 
     /*