diff --git a/poky/meta/lib/oe/package_manager.py b/poky/meta/lib/oe/package_manager.py
index b066041..c055d2b 100644
--- a/poky/meta/lib/oe/package_manager.py
+++ b/poky/meta/lib/oe/package_manager.py
@@ -805,8 +805,6 @@
         open(platformconfdir + "macros", 'w').write("%_transaction_color 7\n")
         if self.d.getVar('RPM_PREFER_ELF_ARCH'):
             open(platformconfdir + "macros", 'a').write("%%_prefer_color %s" % (self.d.getVar('RPM_PREFER_ELF_ARCH')))
-        else:
-            open(platformconfdir + "macros", 'a').write("%_prefer_color 7")
 
         if self.d.getVar('RPM_SIGN_PACKAGES') == '1':
             signer = get_signer(self.d, self.d.getVar('RPM_GPG_BACKEND'))
diff --git a/poky/meta/lib/oeqa/sdkext/cases/devtool.py b/poky/meta/lib/oeqa/sdkext/cases/devtool.py
index 8e92bf8..a5c6a76 100644
--- a/poky/meta/lib/oeqa/sdkext/cases/devtool.py
+++ b/poky/meta/lib/oeqa/sdkext/cases/devtool.py
@@ -20,10 +20,16 @@
         myapp_src = os.path.join(cls.tc.esdk_files_dir, "myapp")
         cls.myapp_dst = os.path.join(cls.tc.sdk_dir, "myapp")
         shutil.copytree(myapp_src, cls.myapp_dst)
+        subprocess.check_output(['git', 'init', '.'], cwd=cls.myapp_dst)
+        subprocess.check_output(['git', 'add', '.'], cwd=cls.myapp_dst)
+        subprocess.check_output(['git', 'commit', '-m', "'test commit'"], cwd=cls.myapp_dst)
 
         myapp_cmake_src = os.path.join(cls.tc.esdk_files_dir, "myapp_cmake")
         cls.myapp_cmake_dst = os.path.join(cls.tc.sdk_dir, "myapp_cmake")
         shutil.copytree(myapp_cmake_src, cls.myapp_cmake_dst)
+        subprocess.check_output(['git', 'init', '.'], cwd=cls.myapp_cmake_dst)
+        subprocess.check_output(['git', 'add', '.'], cwd=cls.myapp_cmake_dst)
+        subprocess.check_output(['git', 'commit', '-m', "'test commit'"], cwd=cls.myapp_cmake_dst)
 
     @classmethod
     def tearDownClass(cls):
diff --git a/poky/meta/lib/oeqa/selftest/cases/imagefeatures.py b/poky/meta/lib/oeqa/selftest/cases/imagefeatures.py
index 5c519ac..2b9c499 100644
--- a/poky/meta/lib/oeqa/selftest/cases/imagefeatures.py
+++ b/poky/meta/lib/oeqa/selftest/cases/imagefeatures.py
@@ -262,3 +262,35 @@
         self.write_config(config)
 
         bitbake("--graphviz core-image-sato")
+
+    def test_image_gen_debugfs(self):
+        """
+        Summary:     Check debugfs generation
+        Expected:    1. core-image-minimal can be build with IMAGE_GEN_DEBUGFS variable set
+                     2. debug filesystem is created when variable set
+                     3. debug symbols available
+        Product:     oe-core
+        Author:      Humberto Ibarra <humberto.ibarra.lopez@intel.com>
+                     Yeoh Ee Peng <ee.peng.yeoh@intel.com>
+        """
+        import glob
+        image_name = 'core-image-minimal'
+        features = 'IMAGE_GEN_DEBUGFS = "1"\n'
+        features += 'IMAGE_FSTYPES_DEBUGFS = "tar.bz2"\n'
+        features += 'MACHINE = "genericx86-64"\n'
+        self.write_config(features)
+
+        bitbake(image_name)
+        deploy_dir_image = get_bb_var('DEPLOY_DIR_IMAGE')
+        dbg_tar_file = os.path.join(deploy_dir_image, "*-dbg.rootfs.tar.bz2")
+        debug_files = glob.glob(dbg_tar_file)
+        self.assertNotEqual(len(debug_files), 0, 'debug filesystem not generated at %s' % dbg_tar_file)
+        result = runCmd('cd %s; tar xvf %s' % (deploy_dir_image, dbg_tar_file))
+        self.assertEqual(result.status, 0, msg='Failed to extract %s: %s' % (dbg_tar_file, result.output))
+        result = runCmd('find %s -name %s' % (deploy_dir_image, "udevadm"))
+        self.assertTrue("udevadm" in result.output, msg='Failed to find udevadm: %s' % result.output)
+        dbg_symbols_targets = result.output.splitlines()
+        self.assertTrue(dbg_symbols_targets, msg='Failed to split udevadm: %s' % dbg_symbols_targets)
+        for t in dbg_symbols_targets:
+            result = runCmd('objdump --syms %s | grep debug' % t)
+            self.assertTrue("debug" in result.output, msg='Failed to find debug symbol: %s' % result.output)
diff --git a/poky/meta/lib/oeqa/selftest/cases/runtime_test.py b/poky/meta/lib/oeqa/selftest/cases/runtime_test.py
index 60cb2e0..09d3de7 100644
--- a/poky/meta/lib/oeqa/selftest/cases/runtime_test.py
+++ b/poky/meta/lib/oeqa/selftest/cases/runtime_test.py
@@ -180,6 +180,8 @@
         distro = oe.lsb.distro_identifier()
         if distro and distro == 'debian-8':
             self.skipTest('virgl isn\'t working with Debian 8')
+        if distro and distro == 'debian-9':
+            self.skipTest('virgl isn\'t working with Debian 9')
         if distro and distro == 'centos-7':
             self.skipTest('virgl isn\'t working with Centos 7')
         if distro and distro == 'opensuseleap-15.0':