--- intel_bufmgr_gem.c	2018-10-04 16:50:03.000000000 +0200
+++ /home/gert/srclibdrm/libdrm-2.4.95/intel/intel_bufmgr_gem.c	2019-01-26 11:07:31.448550271 +0100
@@ -3740,7 +3740,7 @@
 			 * pinning buffers. Let's move to execbuffer2 and
 			 * thereby forget the insanity of using fences...
 			 */
-			bufmgr_gem->available_fences -= 2;
+			bufmgr_gem->available_fences -= 3;
 			if (bufmgr_gem->available_fences < 0)
 				bufmgr_gem->available_fences = 0;
 		}