diff --git a/scripts/kernel-functions b/scripts/kernel-functions
index af499d0a0..d9ad40f4d 100644
--- a/scripts/kernel-functions
+++ b/scripts/kernel-functions
@@ -64,10 +64,22 @@ function download_kernel {
 }
 
 function extract_kernel_archive {
+  local kver="$(kernel_version $1)"
+  local plevel="$(patchlevel $1)"
+  local series="$1"
+
   if [ -e "${kernel_sources}/linux-$1.tar.xz" ]; then
     xz -cd "${kernel_sources}/linux-$1.tar.xz" | tar xf -
-  else
+  elif [ -e "${kernel_sources}/linux-$kver.tar.xz" ]; then
+    xz -cd "${kernel_sources}/linux-$kver.tar.xz" | tar xf - &&
+      mv linux-$kver linux-$1
+  elif [ -e "${kernel_sources}/linux-$1.tar.bz2" ]; then
     tar xjf "${kernel_sources}/linux-$1.tar.bz2"
+  elif [ -e "${kernel_sources}/linux-$kver.tar.bz2" ]; then
+    tar xjf "${kernel_sources}/linux-$kver.tar.bz2" &&
+      mv linux-$kver linux-$1
+  else
+    return 1
   fi
 }
 
@@ -213,6 +225,13 @@ index 3f2793d..96e45ea 100644
 EOF
       fi
     fi
+    # After patch-v4.14.1[12] has been applied, the execute bit has to be
+    # set for sync-check.sh since patch can't do that.
+    for f in "tools/objtool/sync-check.sh"; do
+      if [ -e "$f" ]; then
+	chmod a+x "$f"
+      fi
+    done
   )
   rmdir "${tmpdir}"
 }
diff --git a/scst/src/scst_lib.c b/scst/src/scst_lib.c
index e2abb8b9b..db53c5d0c 100644
--- a/scst/src/scst_lib.c
+++ b/scst/src/scst_lib.c
@@ -8083,7 +8083,12 @@ static struct request *blk_make_request(struct request_queue *q,
 			blk_put_request(rq);
 			return ERR_PTR(ret);
 		}
-#elif LINUX_VERSION_CODE < KERNEL_VERSION(4, 15, 0)
+		/*
+		 * See also commit commit 0abc2a10389f ("block: fix
+		 * blk_rq_append_bio"). That commit has been backported to
+		 * kernel v4.14.11 as 88da02868f77.
+		 */
+#elif LINUX_VERSION_CODE < KERNEL_VERSION(4, 14, 11)
 		ret = blk_rq_append_bio(rq, bio);
 		if (unlikely(ret)) {
 			blk_put_request(rq);