diff --git a/kernel.spec b/kernel.spec
index 23dd10edf..a44ac8ae0 100644
--- a/kernel.spec
+++ b/kernel.spec
@@ -146,7 +146,7 @@ Summary: The Linux kernel
 # Only build the debug kernel (--with dbgonly):
 %define with_dbgonly   %{?_with_dbgonly:      1} %{?!_with_dbgonly:      0}
 # Control whether we perform a compat. check against published ABI.
-#%define with_kabichk   %{?_without_kabichk:   0} %{?!_without_kabichk:   1}
+%define with_kabichk   %{?_without_kabichk:   0} %{?!_without_kabichk:   1}
 # Temporarily disable kabi checks until RC.
 %define with_kabichk 0
 # Control whether we perform a compat. check against DUP ABI.
@@ -795,7 +795,6 @@ This package is required by %{name}-debuginfo subpackages.
 It provides the kernel source files common to all builds.
 
 %if %{with_selftests}
-
 %package selftests-internal
 Summary: Kernel samples and selftests
 License: GPLv2
@@ -803,14 +802,13 @@ Requires: binutils, bpftool, iproute-tc, nmap-ncat
 Requires: kernel-modules-internal = %{version}-%{release}
 %description selftests-internal
 Kernel sample programs and selftests.
-
+%{nil}
 # Note that this pattern only works right to match the .build-id
 # symlinks because of the trailing nonmatching alternation and
 # the leading .*, because of find-debuginfo.sh's buggy handling
 # of matching the pattern against the symlinks file.
 %{expand:%%global _find_debuginfo_opts %{?_find_debuginfo_opts} -p '.*%%{_libexecdir}/(ksamples|kselftests)/.*|XXX' -o selftests-debuginfo.list}
-
-%endif # with_selftests
+%endif
 
 %if %{with_gcov}
 %package gcov
@@ -1000,7 +998,7 @@ Cortex-A15 devices with LPAE and HW virtualisation support
 %description zfcpdump-core
 The kernel package contains the Linux kernel (vmlinuz) for use by the
 zfcpdump infrastructure.
-%endif # with_zfcpdump
+%endif
 
 %define variant_summary The Linux kernel compiled with extra debugging enabled
 %kernel_variant_package debug
@@ -1427,9 +1425,7 @@ BuildKernel() {
     %endif
 
     # make sure EXTRAVERSION says what we want it to say
-    # Trim the release if this is a CI build, since KERNELVERSION is limited to 64 characters
-    ShortRel=$(perl -e "print \"%{release}\" =~ s/\.pr\.[0-9A-Fa-f]{32}//r")
-    perl -p -i -e "s/^EXTRAVERSION.*/EXTRAVERSION = -${ShortRel}.%{_target_cpu}${Flav}/" Makefile
+    perl -p -i -e "s/^EXTRAVERSION.*/EXTRAVERSION = -%{release}.%{_target_cpu}${Flav}/" Makefile
 
     # if pre-rc1 devel kernel, must fix up PATCHLEVEL for our versioning scheme
     %if !0%{?rcrev}
@@ -1513,8 +1509,8 @@ BuildKernel() {
     %pesign -s -i $KernelImage -o vmlinuz.signed
     %else
     %pesign -s -i $SignImage -o vmlinuz.signed -a %{secureboot_ca} -c %{secureboot_key} -n %{pesign_name}
-    %endif # fedora
-    %endif # arches
+    %endif
+    %endif
     %ifarch s390x ppc64le
     if [ -x /usr/bin/rpm-sign ]; then
 	rpm-sign --key "%{pesign_name}" --lkmsign $SignImage --output vmlinuz.signed
@@ -2056,7 +2052,7 @@ docdir=$RPM_BUILD_ROOT%{_datadir}/doc/kernel-doc-%{rpmversion}
 mkdir -p $docdir
 tar -h -f - --exclude=man --exclude='.*' -c Documentation | tar xf - -C $docdir
 
-%endif # with_doc
+%endif
 
 # We have to do the headers install before the tools install because the
 # kernel headers_install will remove any header files in /usr/include that
@@ -2098,10 +2094,9 @@ rm -rf $RPM_BUILD_ROOT/usr/tmp-headers
 # kabi directory
 INSTALL_KABI_PATH=$RPM_BUILD_ROOT/lib/modules/
 mkdir -p $INSTALL_KABI_PATH
-
 # install kabi releases directories
 tar xjvf %{SOURCE300} -C $INSTALL_KABI_PATH
-%endif  # with_kernel_abi_whitelists
+%endif
 
 %if %{with_selftests}
 pushd samples
diff --git a/tests/memory/memfd_create/runtest.sh b/tests/memory/memfd_create/runtest.sh
index 24dfeb5b6..880c3096e 100755
--- a/tests/memory/memfd_create/runtest.sh
+++ b/tests/memory/memfd_create/runtest.sh
@@ -38,11 +38,12 @@ fi
 
 function sanity_memfd_create()
 {
-    rlRun "./t_memfd_create memf 1024 gswS &"
-    rlRun "./t_get_seals /proc/$!/fd/3 > seals"
+    rlRun "coproc ./t_memfd_create memf 1024 gswS"
+    rlRun "read -u ${COPROC[0]} MEMFD_PATH"
+    rlRun "./t_get_seals $MEMFD_PATH > ./seals"
     rlRun "cat ./seals"
     rlAssertGrep "SEAL GROW WRITE SHRINK" ./seals
-    rlRun "pkill t_memfd_create"
+    rlRun "kill $COPROC_PID"
 }
 
 
diff --git a/tests/memory/memfd_create/t_get_seals.c b/tests/memory/memfd_create/t_get_seals.c
index 8babe34d2..1a2c900e0 100644
--- a/tests/memory/memfd_create/t_get_seals.c
+++ b/tests/memory/memfd_create/t_get_seals.c
@@ -16,8 +16,9 @@
  *
  */
 
-#include <linux/fcntl.h>
+#define _GNU_SOURCE
 #include <unistd.h>
+#include <fcntl.h>
 #include <stdlib.h>
 #include <string.h>
 #include <stdio.h>
diff --git a/tests/memory/memfd_create/t_memfd_create.c b/tests/memory/memfd_create/t_memfd_create.c
index 73d641a6e..4250d7174 100644
--- a/tests/memory/memfd_create/t_memfd_create.c
+++ b/tests/memory/memfd_create/t_memfd_create.c
@@ -16,11 +16,12 @@
  *
  */
 
-#include <linux/memfd.h>
-#include <linux/fcntl.h>
+#define _GNU_SOURCE
+#include <unistd.h>
+#include <fcntl.h>
+#include <sys/mman.h>
 #include <sys/syscall.h>
 #include <stdlib.h>
-#include <unistd.h>
 #include <string.h>
 #include <stdio.h>
 
@@ -66,10 +67,6 @@ int main(int argc, char *argv[])
 	if (write(fd, message, strlen(message)) <= 0)
 		errExit("write");
 
-	//printf("PID: %ld; fd: %d; /proc/%ld/fd/%d\n",
-	//        (long) getpid(), fd, (long) getpid(), fd);
-	printf("/proc/%ld/fd/%d\n", (long) getpid(), fd);
-
 	/* Code to map the file and populate the mapping with data
 	   omitted */
 
@@ -92,6 +89,13 @@ int main(int argc, char *argv[])
 			errExit("fcntl");
 	}
 
+	/* Output the pathname of (a symbolic link to) the file
+	   created by memfd_create() */
+
+	printf("/proc/%ld/fd/%d\n", (long) getpid(), fd);
+
+	fflush(stdout);
+
 	/* Keep running, so that the file created by memfd_create()
 	   continues to exist */