diff --git a/tests/ci/Makefile b/tests/ci/Makefile
--- a/tests/ci/Makefile
+++ b/tests/ci/Makefile
@@ -201,6 +201,9 @@
 ci-set-full-var: .PHONY
 CITYPE=full
 
+ci-set-reproducibility-var: .PHONY
+CITYPE=reproducibility
+
 ci-create-meta: .PHONY
 	truncate -s 512M ${META_TAR}
 	tar rvf ${META_TAR} -C ${META_DIR} .
@@ -261,6 +264,8 @@
 
 ci-full: ci-set-full-var ci-create-meta ci-checktarget .WAIT ci-runtest-${TARGET_ARCH:tl} .WAIT ci-extract-meta .PHONY
 
+ci-reproducibility: ci-set-reproducibility-var ci-create-meta ci-checktarget .WAIT ci-runtest-${TARGET_ARCH:tl} .WAIT ci-extract-meta .PHONY
+
 ci: ci-${CITYPE:tl} .PHONY
 
 .include "${RELEASEDIR}/Makefile.inc1"
diff --git a/tests/ci/tools/ci.conf b/tests/ci/tools/ci.conf
--- a/tests/ci/tools/ci.conf
+++ b/tests/ci/tools/ci.conf
@@ -38,6 +38,9 @@
 	if [ "${TARGET}" = "amd64" ]; then
 		export VM_EXTRA_PACKAGES="${VM_EXTRA_PACKAGES} devel/linux-ltp"
 	fi
+	if [ "${CITYPE}" == "reproducibility" ]; then
+		export VM_EXTRA_PACKAGES="${VM_EXTRA_PACKAGES} sysutils/py-diffoscope"
+	fi
 fi
 
 vm_extra_pre_umount() {
@@ -120,6 +123,11 @@
 	mkdir -p ${DESTDIR}/usr/local/etc/rc.d
 	cp -p ${scriptdir}/../../tests/ci/tools/freebsdci ${DESTDIR}/usr/local/etc/rc.d/
 
+if [ "${CITYPE}" = "reproducibility" ]; then
+	mkdir -p ${DESTDIR}/usr/src
+	cp -R ${scriptdir}/../../* ${DESTDIR}/usr/src/
+fi
+
 	return 0
 }
 
diff --git a/tests/ci/tools/freebsdci b/tests/ci/tools/freebsdci
--- a/tests/ci/tools/freebsdci
+++ b/tests/ci/tools/freebsdci
@@ -100,12 +100,51 @@
 	echo "--------------------------------------------------------------"
 }
 
+reproducibility_tests()
+{
+	echo
+	echo "--------------------------------------------------------------"
+	echo "BOOT sequence COMPLETED"
+	echo "TEST sequence STARTED"
+	if [ "${istar}" -eq 1 ]; then
+		rm -fr ${metadir}
+		mkdir -p ${metadir}
+		tar xvf ${tardev} -C ${metadir}
+		cd /usr/src
+		make buildworld -j1
+		make buildkernel -j1
+		cp -Rp /usr/src /usr/src1
+		mkdir -p /usr/obj1
+		chown -R tests:tests /usr/src1 /usr/obj1
+		export MAKEOBJDIRPREFIX="/usr/obj1"
+		export LANG="et_EE.UTF-8"
+		export LC_ALL="et_EE.UTF-8"
+		export TZ="/usr/share/zoneinfo/Etc/GMT-14"
+		date $(date -v+1y -v+1m -v+1d -v+6H -v+23M +%Y%m%d%H%M.%S)
+		hostname $(openssl rand -hex 8)
+		cd /usr/src1
+		sudo -u tests -E make buildworld -j${parallelism}
+		sudo -u tests -E make buildkernel -j${parallelism}
+		diffoscope --exclude-directory-metadata yes --html /${metadir}/diffoscope.html /usr/obj /usr/obj1
+		tar cvf ${tardev} -C ${metadir} .
+	else
+		echo "ERROR: no device with POSIX tar archive format found."
+		# Don't shutdown because this is not run in unattended mode
+		exit 1
+	fi
+	echo "TEST sequence COMPLETED"
+	echo "INITIATING system SHUTDOWN"
+	echo "--------------------------------------------------------------"
+}
+
 firstboot_ci_run()
 {
 	if [ "$freebsdci_type" = "smoke" ]; then
 		smoke_tests
 	elif [ "$freebsdci_type" = "full" ]; then
 		full_tests
+	elif [ "$freebsdci_type" = "reproducibility" ]; then
+		reproducibility_tests
 	fi
 	auto_shutdown
 }