diff --git a/poky/meta/lib/oeqa/selftest/cases/_sstatetests_noauto.py b/poky/meta/lib/oeqa/selftest/cases/_sstatetests_noauto.py
index bff6e77..5f1c8df 100644
--- a/poky/meta/lib/oeqa/selftest/cases/_sstatetests_noauto.py
+++ b/poky/meta/lib/oeqa/selftest/cases/_sstatetests_noauto.py
@@ -1,4 +1,6 @@
 #
+# Copyright OpenEmbedded Contributors
+#
 # SPDX-License-Identifier: MIT
 #
 
diff --git a/poky/meta/lib/oeqa/selftest/cases/archiver.py b/poky/meta/lib/oeqa/selftest/cases/archiver.py
index 7519524..ffdea83 100644
--- a/poky/meta/lib/oeqa/selftest/cases/archiver.py
+++ b/poky/meta/lib/oeqa/selftest/cases/archiver.py
@@ -1,4 +1,6 @@
 #
+# Copyright OpenEmbedded Contributors
+#
 # SPDX-License-Identifier: MIT
 #
 
diff --git a/poky/meta/lib/oeqa/selftest/cases/bblayers.py b/poky/meta/lib/oeqa/selftest/cases/bblayers.py
index 7d74833..c6bd5a1 100644
--- a/poky/meta/lib/oeqa/selftest/cases/bblayers.py
+++ b/poky/meta/lib/oeqa/selftest/cases/bblayers.py
@@ -1,4 +1,6 @@
 #
+# Copyright OpenEmbedded Contributors
+#
 # SPDX-License-Identifier: MIT
 #
 
@@ -6,12 +8,16 @@
 import re
 
 import oeqa.utils.ftools as ftools
-from oeqa.utils.commands import runCmd, get_bb_var, get_bb_vars
+from oeqa.utils.commands import runCmd, get_bb_var, get_bb_vars, bitbake
 
 from oeqa.selftest.case import OESelftestTestCase
 
 class BitbakeLayers(OESelftestTestCase):
 
+    def setUpLocal(self):
+        bitbake("python3-jsonschema-native")
+        bitbake("-c addto_recipe_sysroot python3-jsonschema-native")
+
     def test_bitbakelayers_layerindexshowdepends(self):
         result = runCmd('bitbake-layers layerindex-show-depends meta-poky')
         find_in_contents = re.search("openembedded-core", result.output)
@@ -111,6 +117,11 @@
 
         self.assertEqual(bb_vars['BBFILE_PRIORITY_%s' % layername], str(priority), 'BBFILE_PRIORITY_%s != %d' % (layername, priority))
 
+        result = runCmd('bitbake-layers save-build-conf {} {}'.format(layerpath, "buildconf-1"))
+        for f in ('local.conf.sample', 'bblayers.conf.sample', 'conf-notes.txt'):
+            fullpath = os.path.join(layerpath, "conf", "templates", "buildconf-1", f)
+            self.assertTrue(os.path.exists(fullpath), "Template configuration file {} not found".format(fullpath))
+
     def get_recipe_basename(self, recipe):
         recipe_file = ""
         result = runCmd("bitbake-layers show-recipes -f %s" % recipe)
@@ -121,3 +132,35 @@
 
         self.assertTrue(os.path.isfile(recipe_file), msg = "Can't find recipe file for %s" % recipe)
         return os.path.basename(recipe_file)
+
+    def validate_layersjson(self, json):
+        python = os.path.join(get_bb_var('STAGING_BINDIR', 'python3-jsonschema-native'), 'nativepython3')
+        jsonvalidator = os.path.join(get_bb_var('STAGING_BINDIR', 'python3-jsonschema-native'), 'jsonschema')
+        jsonschema = os.path.join(get_bb_var('COREBASE'), 'meta/files/layers.schema.json')
+        result = runCmd("{} {} -i {} {}".format(python, jsonvalidator, json, jsonschema))
+
+    def test_validate_examplelayersjson(self):
+        json = os.path.join(get_bb_var('COREBASE'), "meta/files/layers.example.json")
+        self.validate_layersjson(json)
+
+    def test_bitbakelayers_setup(self):
+        result = runCmd('bitbake-layers create-layers-setup {}'.format(self.testlayer_path))
+        jsonfile = os.path.join(self.testlayer_path, "setup-layers.json")
+        self.validate_layersjson(jsonfile)
+
+        # The revision-under-test may not necessarily be available on the remote server,
+        # so replace it with a revision that has a yocto-4.0 tag.
+        import json
+        with open(jsonfile) as f:
+            data = json.load(f)
+        for s in data['sources']:
+            data['sources'][s]['git-remote']['rev'] = '00cfdde791a0176c134f31e5a09eff725e75b905'
+        with open(jsonfile, 'w') as f:
+            json.dump(data, f)
+
+        testcheckoutdir = os.path.join(self.builddir, 'test-layer-checkout')
+        result = runCmd('{}/setup-layers --destdir {}'.format(self.testlayer_path, testcheckoutdir))
+        # May not necessarily be named 'poky' or 'openembedded-core'
+        oecoredir = os.listdir(testcheckoutdir)[0]
+        testcheckoutfile = os.path.join(testcheckoutdir, oecoredir, "oe-init-build-env")
+        self.assertTrue(os.path.exists(testcheckoutfile), "File {} not found in test layer checkout".format(testcheckoutfile))
diff --git a/poky/meta/lib/oeqa/selftest/cases/bblogging.py b/poky/meta/lib/oeqa/selftest/cases/bblogging.py
index 317e68b..1534a36 100644
--- a/poky/meta/lib/oeqa/selftest/cases/bblogging.py
+++ b/poky/meta/lib/oeqa/selftest/cases/bblogging.py
@@ -1,4 +1,6 @@
 #
+# Copyright OpenEmbedded Contributors
+#
 # SPDX-License-Identifier: MIT
 #
 
diff --git a/poky/meta/lib/oeqa/selftest/cases/bbtests.py b/poky/meta/lib/oeqa/selftest/cases/bbtests.py
index 89267c7..d97bda1 100644
--- a/poky/meta/lib/oeqa/selftest/cases/bbtests.py
+++ b/poky/meta/lib/oeqa/selftest/cases/bbtests.py
@@ -1,4 +1,6 @@
 #
+# Copyright OpenEmbedded Contributors
+#
 # SPDX-License-Identifier: MIT
 #
 
diff --git a/poky/meta/lib/oeqa/selftest/cases/binutils.py b/poky/meta/lib/oeqa/selftest/cases/binutils.py
index 3b0b44b..bf6fdca 100644
--- a/poky/meta/lib/oeqa/selftest/cases/binutils.py
+++ b/poky/meta/lib/oeqa/selftest/cases/binutils.py
@@ -1,4 +1,8 @@
+#
+# Copyright OpenEmbedded Contributors
+#
 # SPDX-License-Identifier: MIT
+#
 import os
 from oeqa.core.decorator import OETestTag
 from oeqa.core.case import OEPTestResultTestCase
diff --git a/poky/meta/lib/oeqa/selftest/cases/buildhistory.py b/poky/meta/lib/oeqa/selftest/cases/buildhistory.py
index d865da6..2d55994 100644
--- a/poky/meta/lib/oeqa/selftest/cases/buildhistory.py
+++ b/poky/meta/lib/oeqa/selftest/cases/buildhistory.py
@@ -1,4 +1,6 @@
 #
+# Copyright OpenEmbedded Contributors
+#
 # SPDX-License-Identifier: MIT
 #
 
diff --git a/poky/meta/lib/oeqa/selftest/cases/buildoptions.py b/poky/meta/lib/oeqa/selftest/cases/buildoptions.py
index ad604d6..ee3e28d 100644
--- a/poky/meta/lib/oeqa/selftest/cases/buildoptions.py
+++ b/poky/meta/lib/oeqa/selftest/cases/buildoptions.py
@@ -1,4 +1,6 @@
 #
+# Copyright OpenEmbedded Contributors
+#
 # SPDX-License-Identifier: MIT
 #
 
diff --git a/poky/meta/lib/oeqa/selftest/cases/containerimage.py b/poky/meta/lib/oeqa/selftest/cases/containerimage.py
index e0aea1a..23c0a14 100644
--- a/poky/meta/lib/oeqa/selftest/cases/containerimage.py
+++ b/poky/meta/lib/oeqa/selftest/cases/containerimage.py
@@ -1,4 +1,6 @@
 #
+# Copyright OpenEmbedded Contributors
+#
 # SPDX-License-Identifier: MIT
 #
 
diff --git a/poky/meta/lib/oeqa/selftest/cases/cve_check.py b/poky/meta/lib/oeqa/selftest/cases/cve_check.py
index d0b2213..ac47af1 100644
--- a/poky/meta/lib/oeqa/selftest/cases/cve_check.py
+++ b/poky/meta/lib/oeqa/selftest/cases/cve_check.py
@@ -1,3 +1,9 @@
+#
+# Copyright OpenEmbedded Contributors
+#
+# SPDX-License-Identifier: MIT
+#
+
 import json
 import os
 from oeqa.selftest.case import OESelftestTestCase
diff --git a/poky/meta/lib/oeqa/selftest/cases/debuginfod.py b/poky/meta/lib/oeqa/selftest/cases/debuginfod.py
new file mode 100644
index 0000000..01359ec
--- /dev/null
+++ b/poky/meta/lib/oeqa/selftest/cases/debuginfod.py
@@ -0,0 +1,44 @@
+#
+# Copyright OpenEmbedded Contributors
+#
+# SPDX-License-Identifier: MIT
+#
+import os
+import socketserver
+import subprocess
+
+from oeqa.selftest.case import OESelftestTestCase
+from oeqa.utils.commands import bitbake, get_bb_var, runqemu
+
+class Debuginfod(OESelftestTestCase):
+    def test_debuginfod(self):
+        self.write_config("""
+DISTRO_FEATURES:append = " debuginfod"
+CORE_IMAGE_EXTRA_INSTALL += "elfutils"
+        """)
+        bitbake("core-image-minimal elfutils-native:do_addto_recipe_sysroot")
+
+        native_sysroot = get_bb_var("RECIPE_SYSROOT_NATIVE", "elfutils-native")
+        cmd = [os.path.join(native_sysroot, "usr", "bin", "debuginfod"), "--verbose", get_bb_var("DEPLOY_DIR")]
+        for format in get_bb_var("PACKAGE_CLASSES").split():
+            if format == "package_deb":
+                cmd.append("--scan-deb-dir")
+            elif format == "package_ipk":
+                cmd.append("--scan-deb-dir")
+            elif format == "package_rpm":
+                cmd.append("--scan-rpm-dir")
+        # Find a free port
+        with socketserver.TCPServer(("localhost", 0), None) as s:
+            port = s.server_address[1]
+            cmd.append("--port=%d" % port)
+
+        try:
+            debuginfod = subprocess.Popen(cmd)
+
+            with runqemu("core-image-minimal", runqemuparams="nographic") as qemu:
+                cmd = "DEBUGINFOD_URLS=http://%s:%d/ debuginfod-find debuginfo /usr/bin/debuginfod" % (qemu.server_ip, port)
+                status, output = qemu.run_serial(cmd)
+                # This should be more comprehensive
+                self.assertIn("/.cache/debuginfod_client/", output)
+        finally:
+            debuginfod.kill()
diff --git a/poky/meta/lib/oeqa/selftest/cases/devtool.py b/poky/meta/lib/oeqa/selftest/cases/devtool.py
index 34fc791..142932e 100644
--- a/poky/meta/lib/oeqa/selftest/cases/devtool.py
+++ b/poky/meta/lib/oeqa/selftest/cases/devtool.py
@@ -1,4 +1,6 @@
 #
+# Copyright OpenEmbedded Contributors
+#
 # SPDX-License-Identifier: MIT
 #
 
@@ -246,6 +248,22 @@
         if remaining_removelines:
             self.fail('Expected removed lines not found: %s' % remaining_removelines)
 
+    def _test_devtool_add_git_url(self, git_url, version, pn, resulting_src_uri):
+        self.track_for_cleanup(self.workspacedir)
+        self.add_command_to_tearDown('bitbake-layers remove-layer */workspace')
+        result = runCmd('devtool add --version %s %s %s' % (version, pn, git_url))
+        self.assertExists(os.path.join(self.workspacedir, 'conf', 'layer.conf'), 'Workspace directory not created')
+        # Check the recipe name is correct
+        recipefile = get_bb_var('FILE', pn)
+        self.assertIn('%s_git.bb' % pn, recipefile, 'Recipe file incorrectly named')
+        self.assertIn(recipefile, result.output)
+        # Test devtool status
+        result = runCmd('devtool status')
+        self.assertIn(pn, result.output)
+        self.assertIn(recipefile, result.output)
+        checkvars = {}
+        checkvars['SRC_URI'] = resulting_src_uri
+        self._test_recipe_contents(recipefile, checkvars, [])
 
 class DevtoolBase(DevtoolTestCase):
 
@@ -380,6 +398,22 @@
         checkvars['DEPENDS'] = set(['dbus'])
         self._test_recipe_contents(recipefile, checkvars, [])
 
+    def test_devtool_add_git_style1(self):
+        version = 'v3.1.0'
+        pn = 'mbedtls'
+        # this will trigger reformat_git_uri with branch parameter in url
+        git_url = "'git://git@github.com/ARMmbed/mbedtls.git;branch=mbedtls-2.28;protocol=https'"
+        resulting_src_uri = "git://git@github.com/ARMmbed/mbedtls.git;branch=mbedtls-2.28;protocol=https"
+        self._test_devtool_add_git_url(git_url, version, pn, resulting_src_uri)
+
+    def test_devtool_add_git_style2(self):
+        version = 'v3.1.0'
+        pn = 'mbedtls'
+        # this will trigger reformat_git_uri with branch parameter in url
+        git_url = "'git://git@github.com/ARMmbed/mbedtls.git;protocol=https'"
+        resulting_src_uri = "git://git@github.com/ARMmbed/mbedtls.git;protocol=https;branch=master"
+        self._test_devtool_add_git_url(git_url, version, pn, resulting_src_uri)
+
     def test_devtool_add_library(self):
         # Fetch source
         tempdir = tempfile.mkdtemp(prefix='devtoolqa')
@@ -540,7 +574,7 @@
         result = runCmd('devtool status')
         self.assertIn(testrecipe, result.output)
         self.assertIn(srcdir, result.output)
-        # Check recipe
+        # Check recipedevtool add
         recipefile = get_bb_var('FILE', testrecipe)
         self.assertIn('%s_%s.bb' % (testrecipe, testver), recipefile, 'Recipe file incorrectly named')
         checkvars = {}
@@ -1923,7 +1957,6 @@
         self._test_recipe_contents(newrecipefile, checkvars, [])
         # Try again - change just name this time
         result = runCmd('devtool reset -n %s' % newrecipename)
-        shutil.rmtree(newsrctree)
         add_recipe()
         newrecipefile = os.path.join(self.workspacedir, 'recipes', newrecipename, '%s_%s.bb' % (newrecipename, recipever))
         result = runCmd('devtool rename %s %s' % (recipename, newrecipename))
@@ -1936,7 +1969,6 @@
         self._test_recipe_contents(newrecipefile, checkvars, [])
         # Try again - change just version this time
         result = runCmd('devtool reset -n %s' % newrecipename)
-        shutil.rmtree(newsrctree)
         add_recipe()
         newrecipefile = os.path.join(self.workspacedir, 'recipes', recipename, '%s_%s.bb' % (recipename, newrecipever))
         result = runCmd('devtool rename %s -V %s' % (recipename, newrecipever))
diff --git a/poky/meta/lib/oeqa/selftest/cases/distrodata.py b/poky/meta/lib/oeqa/selftest/cases/distrodata.py
index b80d091..b5554a6 100644
--- a/poky/meta/lib/oeqa/selftest/cases/distrodata.py
+++ b/poky/meta/lib/oeqa/selftest/cases/distrodata.py
@@ -1,4 +1,6 @@
 #
+# Copyright OpenEmbedded Contributors
+#
 # SPDX-License-Identifier: MIT
 #
 
diff --git a/poky/meta/lib/oeqa/selftest/cases/eSDK.py b/poky/meta/lib/oeqa/selftest/cases/eSDK.py
index 3ea0f66..9f5de2c 100644
--- a/poky/meta/lib/oeqa/selftest/cases/eSDK.py
+++ b/poky/meta/lib/oeqa/selftest/cases/eSDK.py
@@ -1,4 +1,6 @@
 #
+# Copyright OpenEmbedded Contributors
+#
 # SPDX-License-Identifier: MIT
 #
 
diff --git a/poky/meta/lib/oeqa/selftest/cases/fetch.py b/poky/meta/lib/oeqa/selftest/cases/fetch.py
index be14272..3d01cf6 100644
--- a/poky/meta/lib/oeqa/selftest/cases/fetch.py
+++ b/poky/meta/lib/oeqa/selftest/cases/fetch.py
@@ -1,4 +1,6 @@
 #
+# Copyright OpenEmbedded Contributors
+#
 # SPDX-License-Identifier: MIT
 #
 
diff --git a/poky/meta/lib/oeqa/selftest/cases/fitimage.py b/poky/meta/lib/oeqa/selftest/cases/fitimage.py
index d732a90..14267db 100644
--- a/poky/meta/lib/oeqa/selftest/cases/fitimage.py
+++ b/poky/meta/lib/oeqa/selftest/cases/fitimage.py
@@ -1,4 +1,6 @@
 #
+# Copyright OpenEmbedded Contributors
+#
 # SPDX-License-Identifier: MIT
 #
 
diff --git a/poky/meta/lib/oeqa/selftest/cases/gcc.py b/poky/meta/lib/oeqa/selftest/cases/gcc.py
index b9ea03a..6b9022e 100644
--- a/poky/meta/lib/oeqa/selftest/cases/gcc.py
+++ b/poky/meta/lib/oeqa/selftest/cases/gcc.py
@@ -1,4 +1,8 @@
+#
+# Copyright OpenEmbedded Contributors
+#
 # SPDX-License-Identifier: MIT
+#
 import os
 from oeqa.core.decorator import OETestTag
 from oeqa.core.case import OEPTestResultTestCase
diff --git a/poky/meta/lib/oeqa/selftest/cases/gdbserver.py b/poky/meta/lib/oeqa/selftest/cases/gdbserver.py
new file mode 100644
index 0000000..3621d9c
--- /dev/null
+++ b/poky/meta/lib/oeqa/selftest/cases/gdbserver.py
@@ -0,0 +1,66 @@
+#
+# Copyright OpenEmbedded Contributors
+#
+# SPDX-License-Identifier: MIT
+#
+import os
+import time
+import tempfile
+import shutil
+import concurrent.futures
+
+from oeqa.selftest.case import OESelftestTestCase
+from oeqa.utils.commands import bitbake, get_bb_var, runqemu, runCmd
+
+class GdbServerTest(OESelftestTestCase):
+    def test_gdb_server(self):
+        target_arch = self.td["TARGET_ARCH"]
+        target_sys = self.td["TARGET_SYS"]
+        deploy_dir = get_bb_var("DEPLOY_DIR_IMAGE")
+
+        features = """
+IMAGE_GEN_DEBUGFS = "1"
+IMAGE_FSTYPES_DEBUGFS = "tar.bz2"
+CORE_IMAGE_EXTRA_INSTALL = "gdbserver"
+        """
+        self.write_config(features)
+
+        gdb_recipe = "gdb-cross-" + target_arch
+        gdb_binary = target_sys + "-gdb"
+
+        bitbake("core-image-minimal %s:do_addto_recipe_sysroot" % gdb_recipe)
+
+        native_sysroot = get_bb_var("RECIPE_SYSROOT_NATIVE", gdb_recipe)
+        r = runCmd("%s --version" % gdb_binary, native_sysroot=native_sysroot, target_sys=target_sys)
+        self.assertEqual(r.status, 0)
+        self.assertIn("GNU gdb", r.output)
+
+        with tempfile.TemporaryDirectory(prefix="debugfs-") as debugfs:
+            filename = os.path.join(deploy_dir, "core-image-minimal-%s-dbg.tar.bz2" % self.td["MACHINE"])
+            shutil.unpack_archive(filename, debugfs)
+            filename = os.path.join(deploy_dir, "core-image-minimal-%s.tar.bz2" % self.td["MACHINE"])
+            shutil.unpack_archive(filename, debugfs)
+
+            with runqemu("core-image-minimal", runqemuparams="nographic") as qemu:
+                status, output = qemu.run_serial("kmod --help")
+                self.assertIn("modprobe", output)
+
+                with concurrent.futures.ThreadPoolExecutor(max_workers=1) as executor:
+                    def run_gdb():
+                        for _ in range(5):
+                            time.sleep(2)
+                            cmd = "%s --batch -ex 'set sysroot %s' -ex \"target extended-remote %s:9999\" -ex \"info line kmod_help\"" % (gdb_binary, debugfs, qemu.ip)
+                            self.logger.warning("starting gdb %s" % cmd)
+                            r = runCmd(cmd, native_sysroot=native_sysroot, target_sys=target_sys)
+                            self.assertEqual(0, r.status)
+                            line_re = r"Line \d+ of \"/usr/src/debug/kmod/.*/tools/kmod.c\" starts at address 0x[0-9A-Fa-f]+ <kmod_help>"
+                            self.assertRegex(r.output, line_re)
+                            break
+                        else:
+                            self.fail("Timed out connecting to gdb")
+                    future = executor.submit(run_gdb)
+
+                    status, output = qemu.run_serial("gdbserver --once :9999 kmod --help")
+                    self.assertEqual(status, 1)
+                    # The future either returns None, or raises an exception
+                    future.result()
diff --git a/poky/meta/lib/oeqa/selftest/cases/glibc.py b/poky/meta/lib/oeqa/selftest/cases/glibc.py
index 6fc98e9..a446543 100644
--- a/poky/meta/lib/oeqa/selftest/cases/glibc.py
+++ b/poky/meta/lib/oeqa/selftest/cases/glibc.py
@@ -1,4 +1,8 @@
+#
+# Copyright OpenEmbedded Contributors
+#
 # SPDX-License-Identifier: MIT
+#
 import os
 import contextlib
 from oeqa.core.decorator import OETestTag
diff --git a/poky/meta/lib/oeqa/selftest/cases/gotoolchain.py b/poky/meta/lib/oeqa/selftest/cases/gotoolchain.py
index 978898b..74c1c48 100644
--- a/poky/meta/lib/oeqa/selftest/cases/gotoolchain.py
+++ b/poky/meta/lib/oeqa/selftest/cases/gotoolchain.py
@@ -1,4 +1,6 @@
 #
+# Copyright OpenEmbedded Contributors
+#
 # SPDX-License-Identifier: MIT
 #
 
diff --git a/poky/meta/lib/oeqa/selftest/cases/image_typedep.py b/poky/meta/lib/oeqa/selftest/cases/image_typedep.py
index 5b182a8..17c98ba 100644
--- a/poky/meta/lib/oeqa/selftest/cases/image_typedep.py
+++ b/poky/meta/lib/oeqa/selftest/cases/image_typedep.py
@@ -1,4 +1,6 @@
 #
+# Copyright OpenEmbedded Contributors
+#
 # SPDX-License-Identifier: MIT
 #
 
diff --git a/poky/meta/lib/oeqa/selftest/cases/imagefeatures.py b/poky/meta/lib/oeqa/selftest/cases/imagefeatures.py
index 7deafef..d3fd528 100644
--- a/poky/meta/lib/oeqa/selftest/cases/imagefeatures.py
+++ b/poky/meta/lib/oeqa/selftest/cases/imagefeatures.py
@@ -1,4 +1,6 @@
 #
+# Copyright OpenEmbedded Contributors
+#
 # SPDX-License-Identifier: MIT
 #
 
diff --git a/poky/meta/lib/oeqa/selftest/cases/incompatible_lic.py b/poky/meta/lib/oeqa/selftest/cases/incompatible_lic.py
index 6279d74..4edf60f 100644
--- a/poky/meta/lib/oeqa/selftest/cases/incompatible_lic.py
+++ b/poky/meta/lib/oeqa/selftest/cases/incompatible_lic.py
@@ -1,3 +1,8 @@
+#
+# Copyright OpenEmbedded Contributors
+#
+# SPDX-License-Identifier: MIT
+#
 from oeqa.selftest.case import OESelftestTestCase
 from oeqa.utils.commands import bitbake
 
@@ -134,7 +139,7 @@
 
     def test_core_image_full_cmdline_weston(self):
         self.write_config("""
-INHERIT += "testimage"
+IMAGE_CLASSES += "testimage"
 INCOMPATIBLE_LICENSE:pn-core-image-full-cmdline = "GPL-3.0* LGPL-3.0*"
 INCOMPATIBLE_LICENSE:pn-core-image-weston = "GPL-3.0* LGPL-3.0*"
 # Settings for full-cmdline
diff --git a/poky/meta/lib/oeqa/selftest/cases/intercept.py b/poky/meta/lib/oeqa/selftest/cases/intercept.py
index f12874d..12583c3 100644
--- a/poky/meta/lib/oeqa/selftest/cases/intercept.py
+++ b/poky/meta/lib/oeqa/selftest/cases/intercept.py
@@ -1,3 +1,9 @@
+#
+# Copyright OpenEmbedded Contributors
+#
+# SPDX-License-Identifier: MIT
+#
+
 from oeqa.selftest.case import OESelftestTestCase
 from oeqa.utils.commands import bitbake
 
diff --git a/poky/meta/lib/oeqa/selftest/cases/kerneldevelopment.py b/poky/meta/lib/oeqa/selftest/cases/kerneldevelopment.py
index b1623a1..4325f38 100644
--- a/poky/meta/lib/oeqa/selftest/cases/kerneldevelopment.py
+++ b/poky/meta/lib/oeqa/selftest/cases/kerneldevelopment.py
@@ -1,3 +1,9 @@
+#
+# Copyright OpenEmbedded Contributors
+#
+# SPDX-License-Identifier: MIT
+#
+
 import os
 from oeqa.selftest.case import OESelftestTestCase
 from oeqa.utils.commands import runCmd, get_bb_var
diff --git a/poky/meta/lib/oeqa/selftest/cases/layerappend.py b/poky/meta/lib/oeqa/selftest/cases/layerappend.py
index 8fb1e6c..379ed58 100644
--- a/poky/meta/lib/oeqa/selftest/cases/layerappend.py
+++ b/poky/meta/lib/oeqa/selftest/cases/layerappend.py
@@ -1,4 +1,6 @@
 #
+# Copyright OpenEmbedded Contributors
+#
 # SPDX-License-Identifier: MIT
 #
 
diff --git a/poky/meta/lib/oeqa/selftest/cases/liboe.py b/poky/meta/lib/oeqa/selftest/cases/liboe.py
index afe8f88..fab6929 100644
--- a/poky/meta/lib/oeqa/selftest/cases/liboe.py
+++ b/poky/meta/lib/oeqa/selftest/cases/liboe.py
@@ -1,4 +1,6 @@
 #
+# Copyright OpenEmbedded Contributors
+#
 # SPDX-License-Identifier: MIT
 #
 
diff --git a/poky/meta/lib/oeqa/selftest/cases/lic_checksum.py b/poky/meta/lib/oeqa/selftest/cases/lic_checksum.py
index 8f1226e..5897a39 100644
--- a/poky/meta/lib/oeqa/selftest/cases/lic_checksum.py
+++ b/poky/meta/lib/oeqa/selftest/cases/lic_checksum.py
@@ -1,4 +1,6 @@
 #
+# Copyright OpenEmbedded Contributors
+#
 # SPDX-License-Identifier: MIT
 #
 
diff --git a/poky/meta/lib/oeqa/selftest/cases/manifest.py b/poky/meta/lib/oeqa/selftest/cases/manifest.py
index 0a04c13..07a6c80 100644
--- a/poky/meta/lib/oeqa/selftest/cases/manifest.py
+++ b/poky/meta/lib/oeqa/selftest/cases/manifest.py
@@ -1,4 +1,6 @@
 #
+# Copyright OpenEmbedded Contributors
+#
 # SPDX-License-Identifier: MIT
 #
 
diff --git a/poky/meta/lib/oeqa/selftest/cases/meta_ide.py b/poky/meta/lib/oeqa/selftest/cases/meta_ide.py
index ce7bba4..bae9835 100644
--- a/poky/meta/lib/oeqa/selftest/cases/meta_ide.py
+++ b/poky/meta/lib/oeqa/selftest/cases/meta_ide.py
@@ -1,4 +1,6 @@
 #
+# Copyright OpenEmbedded Contributors
+#
 # SPDX-License-Identifier: MIT
 #
 
diff --git a/poky/meta/lib/oeqa/selftest/cases/multiconfig.py b/poky/meta/lib/oeqa/selftest/cases/multiconfig.py
index 83cbd13..f509cbf 100644
--- a/poky/meta/lib/oeqa/selftest/cases/multiconfig.py
+++ b/poky/meta/lib/oeqa/selftest/cases/multiconfig.py
@@ -1,4 +1,6 @@
 #
+# Copyright OpenEmbedded Contributors
+#
 # SPDX-License-Identifier: MIT
 #
 
diff --git a/poky/meta/lib/oeqa/selftest/cases/newlib.py b/poky/meta/lib/oeqa/selftest/cases/newlib.py
index 999e3e7..fe57aa5 100644
--- a/poky/meta/lib/oeqa/selftest/cases/newlib.py
+++ b/poky/meta/lib/oeqa/selftest/cases/newlib.py
@@ -1,4 +1,6 @@
 #
+# Copyright OpenEmbedded Contributors
+#
 # SPDX-License-Identifier: MIT
 #
 
diff --git a/poky/meta/lib/oeqa/selftest/cases/oelib/buildhistory.py b/poky/meta/lib/oeqa/selftest/cases/oelib/buildhistory.py
index 33bd6df..c3c15d8 100644
--- a/poky/meta/lib/oeqa/selftest/cases/oelib/buildhistory.py
+++ b/poky/meta/lib/oeqa/selftest/cases/oelib/buildhistory.py
@@ -1,4 +1,6 @@
 #
+# Copyright OpenEmbedded Contributors
+#
 # SPDX-License-Identifier: MIT
 #
 
diff --git a/poky/meta/lib/oeqa/selftest/cases/oelib/elf.py b/poky/meta/lib/oeqa/selftest/cases/oelib/elf.py
index 5a5f9b4..7bf550b 100644
--- a/poky/meta/lib/oeqa/selftest/cases/oelib/elf.py
+++ b/poky/meta/lib/oeqa/selftest/cases/oelib/elf.py
@@ -1,4 +1,6 @@
 #
+# Copyright OpenEmbedded Contributors
+#
 # SPDX-License-Identifier: MIT
 #
 
diff --git a/poky/meta/lib/oeqa/selftest/cases/oelib/license.py b/poky/meta/lib/oeqa/selftest/cases/oelib/license.py
index 3b35939..5eea12e 100644
--- a/poky/meta/lib/oeqa/selftest/cases/oelib/license.py
+++ b/poky/meta/lib/oeqa/selftest/cases/oelib/license.py
@@ -1,4 +1,6 @@
 #
+# Copyright OpenEmbedded Contributors
+#
 # SPDX-License-Identifier: MIT
 #
 
diff --git a/poky/meta/lib/oeqa/selftest/cases/oelib/path.py b/poky/meta/lib/oeqa/selftest/cases/oelib/path.py
index a1cfa08..b963e44 100644
--- a/poky/meta/lib/oeqa/selftest/cases/oelib/path.py
+++ b/poky/meta/lib/oeqa/selftest/cases/oelib/path.py
@@ -1,4 +1,6 @@
 #
+# Copyright OpenEmbedded Contributors
+#
 # SPDX-License-Identifier: MIT
 #
 
diff --git a/poky/meta/lib/oeqa/selftest/cases/oelib/types.py b/poky/meta/lib/oeqa/selftest/cases/oelib/types.py
index 7eb49e6..58318b1 100644
--- a/poky/meta/lib/oeqa/selftest/cases/oelib/types.py
+++ b/poky/meta/lib/oeqa/selftest/cases/oelib/types.py
@@ -1,4 +1,6 @@
 #
+# Copyright OpenEmbedded Contributors
+#
 # SPDX-License-Identifier: MIT
 #
 
diff --git a/poky/meta/lib/oeqa/selftest/cases/oelib/utils.py b/poky/meta/lib/oeqa/selftest/cases/oelib/utils.py
index bbf67bf..0cb4642 100644
--- a/poky/meta/lib/oeqa/selftest/cases/oelib/utils.py
+++ b/poky/meta/lib/oeqa/selftest/cases/oelib/utils.py
@@ -1,4 +1,6 @@
 #
+# Copyright OpenEmbedded Contributors
+#
 # SPDX-License-Identifier: MIT
 #
 
diff --git a/poky/meta/lib/oeqa/selftest/cases/oescripts.py b/poky/meta/lib/oeqa/selftest/cases/oescripts.py
index d3a789a..ea08d9a 100644
--- a/poky/meta/lib/oeqa/selftest/cases/oescripts.py
+++ b/poky/meta/lib/oeqa/selftest/cases/oescripts.py
@@ -1,4 +1,6 @@
 #
+# Copyright OpenEmbedded Contributors
+#
 # SPDX-License-Identifier: MIT
 #
 
diff --git a/poky/meta/lib/oeqa/selftest/cases/overlayfs.py b/poky/meta/lib/oeqa/selftest/cases/overlayfs.py
index 96beb8b..bff22f2 100644
--- a/poky/meta/lib/oeqa/selftest/cases/overlayfs.py
+++ b/poky/meta/lib/oeqa/selftest/cases/overlayfs.py
@@ -1,4 +1,6 @@
 #
+# Copyright OpenEmbedded Contributors
+#
 # SPDX-License-Identifier: MIT
 #
 
diff --git a/poky/meta/lib/oeqa/selftest/cases/package.py b/poky/meta/lib/oeqa/selftest/cases/package.py
index 51d8352..2d1b48a 100644
--- a/poky/meta/lib/oeqa/selftest/cases/package.py
+++ b/poky/meta/lib/oeqa/selftest/cases/package.py
@@ -1,4 +1,6 @@
 #
+# Copyright OpenEmbedded Contributors
+#
 # SPDX-License-Identifier: MIT
 #
 
diff --git a/poky/meta/lib/oeqa/selftest/cases/pkgdata.py b/poky/meta/lib/oeqa/selftest/cases/pkgdata.py
index 87d069d..d786c33 100644
--- a/poky/meta/lib/oeqa/selftest/cases/pkgdata.py
+++ b/poky/meta/lib/oeqa/selftest/cases/pkgdata.py
@@ -1,4 +1,6 @@
 #
+# Copyright OpenEmbedded Contributors
+#
 # SPDX-License-Identifier: MIT
 #
 
diff --git a/poky/meta/lib/oeqa/selftest/cases/prservice.py b/poky/meta/lib/oeqa/selftest/cases/prservice.py
index 10158ca..cb95503 100644
--- a/poky/meta/lib/oeqa/selftest/cases/prservice.py
+++ b/poky/meta/lib/oeqa/selftest/cases/prservice.py
@@ -1,4 +1,6 @@
 #
+# Copyright OpenEmbedded Contributors
+#
 # SPDX-License-Identifier: MIT
 #
 
diff --git a/poky/meta/lib/oeqa/selftest/cases/pseudo.py b/poky/meta/lib/oeqa/selftest/cases/pseudo.py
index 33593d5..3ef8786 100644
--- a/poky/meta/lib/oeqa/selftest/cases/pseudo.py
+++ b/poky/meta/lib/oeqa/selftest/cases/pseudo.py
@@ -1,4 +1,6 @@
 #
+# Copyright OpenEmbedded Contributors
+#
 # SPDX-License-Identifier: MIT
 #
 
diff --git a/poky/meta/lib/oeqa/selftest/cases/recipetool.py b/poky/meta/lib/oeqa/selftest/cases/recipetool.py
index 510dae6..25b06cd 100644
--- a/poky/meta/lib/oeqa/selftest/cases/recipetool.py
+++ b/poky/meta/lib/oeqa/selftest/cases/recipetool.py
@@ -1,4 +1,6 @@
 #
+# Copyright OpenEmbedded Contributors
+#
 # SPDX-License-Identifier: MIT
 #
 
diff --git a/poky/meta/lib/oeqa/selftest/cases/recipeutils.py b/poky/meta/lib/oeqa/selftest/cases/recipeutils.py
index 74b2098..6334f1c 100644
--- a/poky/meta/lib/oeqa/selftest/cases/recipeutils.py
+++ b/poky/meta/lib/oeqa/selftest/cases/recipeutils.py
@@ -1,4 +1,6 @@
 #
+# Copyright OpenEmbedded Contributors
+#
 # SPDX-License-Identifier: MIT
 #
 
diff --git a/poky/meta/lib/oeqa/selftest/cases/reproducible.py b/poky/meta/lib/oeqa/selftest/cases/reproducible.py
index 5042c11..f4dd779 100644
--- a/poky/meta/lib/oeqa/selftest/cases/reproducible.py
+++ b/poky/meta/lib/oeqa/selftest/cases/reproducible.py
@@ -16,6 +16,8 @@
 import datetime
 
 exclude_packages = [
+	'rust',
+	'rust-dbg'
 	]
 
 def is_excluded(package):
diff --git a/poky/meta/lib/oeqa/selftest/cases/resulttooltests.py b/poky/meta/lib/oeqa/selftest/cases/resulttooltests.py
index dac5c46..c2e76f1 100644
--- a/poky/meta/lib/oeqa/selftest/cases/resulttooltests.py
+++ b/poky/meta/lib/oeqa/selftest/cases/resulttooltests.py
@@ -1,4 +1,6 @@
 #
+# Copyright OpenEmbedded Contributors
+#
 # SPDX-License-Identifier: MIT
 #
 
diff --git a/poky/meta/lib/oeqa/selftest/cases/rootfspostcommandstests.py b/poky/meta/lib/oeqa/selftest/cases/rootfspostcommandstests.py
new file mode 100644
index 0000000..44e2c09
--- /dev/null
+++ b/poky/meta/lib/oeqa/selftest/cases/rootfspostcommandstests.py
@@ -0,0 +1,97 @@
+# SPDX-FileCopyrightText: Huawei Inc.
+#
+# SPDX-License-Identifier: MIT
+
+import os
+import oe
+import unittest
+from oeqa.selftest.case import OESelftestTestCase
+from oeqa.utils.commands import bitbake, get_bb_vars
+
+class ShadowUtilsTidyFiles(OESelftestTestCase):
+    """
+    Check if shadow image rootfs files are tidy.
+
+    The tests are focused on testing the functionality provided by the
+    'tidy_shadowutils_files' rootfs postprocess command (via
+    SORT_PASSWD_POSTPROCESS_COMMAND).
+    """
+
+    def sysconf_build(self):
+        """
+        Verify if shadow tidy files tests are to be run and if yes, build a
+        test image and return its sysconf rootfs path.
+        """
+
+        test_image = "core-image-minimal"
+
+        config = 'IMAGE_CLASSES += "extrausers"\n'
+        config += 'EXTRA_USERS_PARAMS = "groupadd -g 1000 oeqatester; "\n'
+        config += 'EXTRA_USERS_PARAMS += "useradd -p \'\' -u 1000 -N -g 1000 oeqatester; "\n'
+        self.write_config(config)
+
+        vars = get_bb_vars(("IMAGE_ROOTFS", "SORT_PASSWD_POSTPROCESS_COMMAND", "sysconfdir"),
+            test_image)
+        passwd_postprocess_cmd = vars["SORT_PASSWD_POSTPROCESS_COMMAND"]
+        self.assertIsNotNone(passwd_postprocess_cmd)
+        if (passwd_postprocess_cmd.strip() != 'tidy_shadowutils_files;'):
+            raise unittest.SkipTest("Testcase skipped as 'tidy_shadowutils_files' "
+                "rootfs post process command is not the set SORT_PASSWD_POSTPROCESS_COMMAND.")
+
+        rootfs = vars["IMAGE_ROOTFS"]
+        self.assertIsNotNone(rootfs)
+        sysconfdir = vars["sysconfdir"]
+        bitbake(test_image)
+        self.assertIsNotNone(sysconfdir)
+
+        return oe.path.join(rootfs, sysconfdir)
+
+    def test_shadowutils_backup_files(self):
+        """
+        Test that the rootfs doesn't include any known shadow backup files.
+        """
+
+        backup_files = (
+            'group-',
+            'gshadow-',
+            'passwd-',
+            'shadow-',
+            'subgid-',
+            'subuid-',
+        )
+
+        rootfs_sysconfdir = self.sysconf_build()
+        found = []
+        for backup_file in backup_files:
+            backup_filepath = oe.path.join(rootfs_sysconfdir, backup_file)
+            if os.path.exists(backup_filepath):
+                found.append(backup_file)
+        if (found):
+            raise Exception('The following shadow backup files were found in '
+                'the rootfs: %s' % found)
+
+    def test_shadowutils_sorted_files(self):
+        """
+        Test that the 'passwd' and the 'group' shadow utils files are ordered
+        by ID.
+        """
+
+        files = (
+            'passwd',
+            'group',
+        )
+
+        rootfs_sysconfdir = self.sysconf_build()
+        unsorted = []
+        for file in files:
+            filepath = oe.path.join(rootfs_sysconfdir, file)
+            with open(filepath, 'rb') as f:
+                ids = []
+                lines = f.readlines()
+                for line in lines:
+                    entries = line.split(b':')
+                    ids.append(int(entries[2]))
+            if (ids != sorted(ids)):
+                unsorted.append(file)
+        if (unsorted):
+            raise Exception("The following files were not sorted by ID as expected: %s" % unsorted)
diff --git a/poky/meta/lib/oeqa/selftest/cases/rpmtests.py b/poky/meta/lib/oeqa/selftest/cases/rpmtests.py
new file mode 100644
index 0000000..902d7dc
--- /dev/null
+++ b/poky/meta/lib/oeqa/selftest/cases/rpmtests.py
@@ -0,0 +1,14 @@
+#
+# Copyright OpenEmbedded Contributors
+#
+# SPDX-License-Identifier: MIT
+#
+
+from oeqa.selftest.case import OESelftestTestCase
+from oeqa.utils.commands import bitbake
+
+class BitbakeTests(OESelftestTestCase):
+
+    def test_rpm_filenames(self):
+        test_recipe = "testrpm"
+        bitbake(test_recipe)
diff --git a/poky/meta/lib/oeqa/selftest/cases/runcmd.py b/poky/meta/lib/oeqa/selftest/cases/runcmd.py
index e961238..6fd96b8 100644
--- a/poky/meta/lib/oeqa/selftest/cases/runcmd.py
+++ b/poky/meta/lib/oeqa/selftest/cases/runcmd.py
@@ -1,4 +1,6 @@
 #
+# Copyright OpenEmbedded Contributors
+#
 # SPDX-License-Identifier: MIT
 #
 
diff --git a/poky/meta/lib/oeqa/selftest/cases/runtime_test.py b/poky/meta/lib/oeqa/selftest/cases/runtime_test.py
index 857737f..fe83b24 100644
--- a/poky/meta/lib/oeqa/selftest/cases/runtime_test.py
+++ b/poky/meta/lib/oeqa/selftest/cases/runtime_test.py
@@ -1,4 +1,6 @@
 #
+# Copyright OpenEmbedded Contributors
+#
 # SPDX-License-Identifier: MIT
 #
 
@@ -23,7 +25,7 @@
         Author: Mariano Lopez <mariano.lopez@intel.com>
         """
 
-        features = 'INHERIT += "testexport"\n'
+        features = 'IMAGE_CLASSES += "testexport"\n'
         # These aren't the actual IP addresses but testexport class needs something defined
         features += 'TEST_SERVER_IP = "192.168.7.1"\n'
         features += 'TEST_TARGET_IP = "192.168.7.1"\n'
@@ -64,7 +66,7 @@
         Author: Mariano Lopez <mariano.lopez@intel.com>
         """
 
-        features = 'INHERIT += "testexport"\n'
+        features = 'IMAGE_CLASSES += "testexport"\n'
         # These aren't the actual IP addresses but testexport class needs something defined
         features += 'TEST_SERVER_IP = "192.168.7.1"\n'
         features += 'TEST_TARGET_IP = "192.168.7.1"\n'
@@ -119,7 +121,7 @@
         if get_bb_var('DISTRO') == 'poky-tiny':
             self.skipTest('core-image-full-cmdline not buildable for poky-tiny')
 
-        features = 'INHERIT += "testimage"\n'
+        features = 'IMAGE_CLASSES += "testimage"\n'
         features += 'IMAGE_INSTALL:append = " libssl"\n'
         features += 'TEST_SUITES = "ping ssh selftest"\n'
         self.write_config(features)
@@ -137,7 +139,7 @@
         if get_bb_var('DISTRO') == 'poky-tiny':
             self.skipTest('core-image-full-cmdline not buildable for poky-tiny')
 
-        features = 'INHERIT += "testimage"\n'
+        features = 'IMAGE_CLASSES += "testimage"\n'
         features += 'TEST_SUITES = "ping ssh dnf_runtime dnf.DnfBasicTest.test_dnf_help"\n'
         # We don't yet know what the server ip and port will be - they will be patched
         # in at the start of the on-image test
@@ -172,7 +174,7 @@
         if get_bb_var('DISTRO') == 'poky-tiny':
             self.skipTest('core-image-full-cmdline not buildable for poky-tiny')
 
-        features = 'INHERIT += "testimage"\n'
+        features = 'IMAGE_CLASSES += "testimage"\n'
         features += 'TEST_SUITES = "ping ssh apt.AptRepoTest.test_apt_install_from_repo"\n'
         # We don't yet know what the server ip and port will be - they will be patched
         # in at the start of the on-image test
@@ -222,7 +224,7 @@
 
         qemu_packageconfig = get_bb_var('PACKAGECONFIG', 'qemu-system-native')
         qemu_distrofeatures = get_bb_var('DISTRO_FEATURES', 'qemu-system-native')
-        features = 'INHERIT += "testimage"\n'
+        features = 'IMAGE_CLASSES += "testimage"\n'
         if 'gtk+' not in qemu_packageconfig:
             features += 'PACKAGECONFIG:append:pn-qemu-system-native = " gtk+"\n'
         if 'sdl' not in qemu_packageconfig:
@@ -267,7 +269,7 @@
         except subprocess.CalledProcessError as e:
             self.fail("Could not determine the path to dri drivers on the host via pkg-config.\nPlease install Mesa development files (particularly, dri.pc) on the host machine.")
         qemu_distrofeatures = get_bb_var('DISTRO_FEATURES', 'qemu-system-native')
-        features = 'INHERIT += "testimage"\n'
+        features = 'IMAGE_CLASSES += "testimage"\n'
         if 'opengl' not in qemu_distrofeatures:
             features += 'DISTRO_FEATURES:append = " opengl"\n'
         features += 'TEST_SUITES = "ping ssh virgl"\n'
diff --git a/poky/meta/lib/oeqa/selftest/cases/selftest.py b/poky/meta/lib/oeqa/selftest/cases/selftest.py
index 7268e25..a80a865 100644
--- a/poky/meta/lib/oeqa/selftest/cases/selftest.py
+++ b/poky/meta/lib/oeqa/selftest/cases/selftest.py
@@ -1,4 +1,6 @@
 #
+# Copyright OpenEmbedded Contributors
+#
 # SPDX-License-Identifier: MIT
 #
 
diff --git a/poky/meta/lib/oeqa/selftest/cases/signing.py b/poky/meta/lib/oeqa/selftest/cases/signing.py
index 6f3d4ae..322e753 100644
--- a/poky/meta/lib/oeqa/selftest/cases/signing.py
+++ b/poky/meta/lib/oeqa/selftest/cases/signing.py
@@ -1,4 +1,6 @@
 #
+# Copyright OpenEmbedded Contributors
+#
 # SPDX-License-Identifier: MIT
 #
 
diff --git a/poky/meta/lib/oeqa/selftest/cases/sstate.py b/poky/meta/lib/oeqa/selftest/cases/sstate.py
index 1767663..e73bb94 100644
--- a/poky/meta/lib/oeqa/selftest/cases/sstate.py
+++ b/poky/meta/lib/oeqa/selftest/cases/sstate.py
@@ -1,4 +1,6 @@
 #
+# Copyright OpenEmbedded Contributors
+#
 # SPDX-License-Identifier: MIT
 #
 
diff --git a/poky/meta/lib/oeqa/selftest/cases/sstatetests.py b/poky/meta/lib/oeqa/selftest/cases/sstatetests.py
index 63827f3..ae766f9 100644
--- a/poky/meta/lib/oeqa/selftest/cases/sstatetests.py
+++ b/poky/meta/lib/oeqa/selftest/cases/sstatetests.py
@@ -1,4 +1,6 @@
 #
+# Copyright OpenEmbedded Contributors
+#
 # SPDX-License-Identifier: MIT
 #
 
@@ -384,8 +386,7 @@
         self.track_for_cleanup(self.topdir + "/tmp-sstatesamehash2")
         bitbake("world meta-toolchain -S none")
 
-        def get_files(d):
-            f = {}
+        def get_files(d, result):
             for root, dirs, files in os.walk(d):
                 for name in files:
                     if "meta-environment" in root or "cross-canadian" in root:
@@ -393,23 +394,22 @@
                     if "do_build" not in name:
                         # 1.4.1+gitAUTOINC+302fca9f4c-r0.do_package_write_ipk.sigdata.f3a2a38697da743f0dbed8b56aafcf79
                         (_, task, _, shash) = name.rsplit(".", 3)
-                        f[os.path.join(os.path.basename(root), task)] = shash
-            return f
+                        result[os.path.join(os.path.basename(root), task)] = shash
 
-        nativesdkdir = os.path.basename(glob.glob(self.topdir + "/tmp-sstatesamehash/stamps/*-nativesdk*-linux")[0])
+        files1 = {}
+        files2 = {}
+        subdirs = sorted(glob.glob(self.topdir + "/tmp-sstatesamehash/stamps/*-nativesdk*-linux"))
+        if allarch:
+            subdirs.extend(sorted(glob.glob(self.topdir + "/tmp-sstatesamehash/stamps/all-*-linux")))
 
-        files1 = get_files(self.topdir + "/tmp-sstatesamehash/stamps/" + nativesdkdir)
-        files2 = get_files(self.topdir + "/tmp-sstatesamehash2/stamps/" + nativesdkdir)
+        for subdir in subdirs:
+            nativesdkdir = os.path.basename(subdir)
+            get_files(self.topdir + "/tmp-sstatesamehash/stamps/" + nativesdkdir, files1)
+            get_files(self.topdir + "/tmp-sstatesamehash2/stamps/" + nativesdkdir, files2)
+
         self.maxDiff = None
         self.assertEqual(files1, files2)
 
-        if allarch:
-            allarchdir = os.path.basename(glob.glob(self.topdir + "/tmp-sstatesamehash/stamps/all-*-linux")[0])
-
-            files1 = get_files(self.topdir + "/tmp-sstatesamehash/stamps/" + allarchdir)
-            files2 = get_files(self.topdir + "/tmp-sstatesamehash2/stamps/" + allarchdir)
-            self.assertEqual(files1, files2)
-
     def test_sstate_sametune_samesigs(self):
         """
         The sstate checksums of two identical machines (using the same tune) should be the
diff --git a/poky/meta/lib/oeqa/selftest/cases/sysroot.py b/poky/meta/lib/oeqa/selftest/cases/sysroot.py
index 294ba4a..ef854f6 100644
--- a/poky/meta/lib/oeqa/selftest/cases/sysroot.py
+++ b/poky/meta/lib/oeqa/selftest/cases/sysroot.py
@@ -1,4 +1,6 @@
 #
+# Copyright OpenEmbedded Contributors
+#
 # SPDX-License-Identifier: MIT
 #
 
diff --git a/poky/meta/lib/oeqa/selftest/cases/tinfoil.py b/poky/meta/lib/oeqa/selftest/cases/tinfoil.py
index c81d56d..0a66615 100644
--- a/poky/meta/lib/oeqa/selftest/cases/tinfoil.py
+++ b/poky/meta/lib/oeqa/selftest/cases/tinfoil.py
@@ -1,4 +1,6 @@
 #
+# Copyright OpenEmbedded Contributors
+#
 # SPDX-License-Identifier: MIT
 #
 
diff --git a/poky/meta/lib/oeqa/selftest/cases/wic.py b/poky/meta/lib/oeqa/selftest/cases/wic.py
index 53058df..0d664d7 100644
--- a/poky/meta/lib/oeqa/selftest/cases/wic.py
+++ b/poky/meta/lib/oeqa/selftest/cases/wic.py
@@ -1420,7 +1420,7 @@
 
         # list directory content of the first partition
         result = runCmd("wic ls %s:1 -n %s" % (images[0], sysroot))
-        self.assertIn('\n%s        ' % kerneltype.upper(), result.output)
+        self.assertIn('\n%s ' % kerneltype.upper(), result.output)
         self.assertIn('\nEFI          <DIR>     ', result.output)
 
         # remove file. EFI partitions are case-insensitive so exercise that too
diff --git a/poky/meta/lib/oeqa/selftest/cases/wrapper.py b/poky/meta/lib/oeqa/selftest/cases/wrapper.py
index 6de6331..f2be442 100644
--- a/poky/meta/lib/oeqa/selftest/cases/wrapper.py
+++ b/poky/meta/lib/oeqa/selftest/cases/wrapper.py
@@ -1,3 +1,8 @@
+#
+# Copyright OpenEmbedded Contributors
+#
+# SPDX-License-Identifier: MIT
+#
 from oeqa.selftest.case import OESelftestTestCase
 from oeqa.utils.commands import bitbake