diff --git a/poky/meta/lib/oeqa/selftest/cases/bbtests.py b/poky/meta/lib/oeqa/selftest/cases/bbtests.py
index 8831de6..6562364 100644
--- a/poky/meta/lib/oeqa/selftest/cases/bbtests.py
+++ b/poky/meta/lib/oeqa/selftest/cases/bbtests.py
@@ -83,8 +83,10 @@
 
     def test_force_task_1(self):
         # test 1 from bug 5875
+        import uuid
         test_recipe = 'zlib'
-        test_data = "Microsoft Made No Profit From Anyone's Zunes Yo"
+        # Need to use uuid otherwise hash equivlance would change the workflow
+        test_data = "Microsoft Made No Profit From Anyone's Zunes Yo %s" % uuid.uuid1()
         bb_vars = get_bb_vars(['D', 'PKGDEST', 'mandir'], test_recipe)
         image_dir = bb_vars['D']
         pkgsplit_dir = bb_vars['PKGDEST']
diff --git a/poky/meta/lib/oeqa/selftest/cases/gotoolchain.py b/poky/meta/lib/oeqa/selftest/cases/gotoolchain.py
index 4fc3605..c809d7c 100644
--- a/poky/meta/lib/oeqa/selftest/cases/gotoolchain.py
+++ b/poky/meta/lib/oeqa/selftest/cases/gotoolchain.py
@@ -43,6 +43,12 @@
 
     @classmethod
     def tearDownClass(cls):
+        # Go creates file which are readonly
+        for dirpath, dirnames, filenames in os.walk(cls.tmpdir_SDKQA):
+            for filename in filenames + dirnames:
+                f = os.path.join(dirpath, filename)
+                if not os.path.islink(f):
+                    os.chmod(f, 0o775)
         shutil.rmtree(cls.tmpdir_SDKQA, ignore_errors=True)
         super(oeGoToolchainSelfTest, cls).tearDownClass()
 
diff --git a/poky/meta/lib/oeqa/selftest/cases/tinfoil.py b/poky/meta/lib/oeqa/selftest/cases/tinfoil.py
index 5109280..8fd48bb 100644
--- a/poky/meta/lib/oeqa/selftest/cases/tinfoil.py
+++ b/poky/meta/lib/oeqa/selftest/cases/tinfoil.py
@@ -94,14 +94,13 @@
                 pass
 
             pattern = 'conf'
-            res = tinfoil.run_command('findFilesMatchingInDir', pattern, 'conf/machine')
+            res = tinfoil.run_command('testCookerCommandEvent', pattern)
             self.assertTrue(res)
 
             eventreceived = False
             commandcomplete = False
             start = time.time()
             # Wait for maximum 60s in total so we'd detect spurious heartbeat events for example
-            # The test is IO load sensitive too
             while (not (eventreceived == True and commandcomplete == True) 
                     and (time.time() - start < 60)):
                 # if we received both events (on let's say a good day), we are done  
@@ -111,7 +110,8 @@
                         commandcomplete = True
                     elif isinstance(event, bb.event.FilesMatchingFound):
                         self.assertEqual(pattern, event._pattern)
-                        self.assertIn('qemuarm.conf', event._matches)
+                        self.assertIn('A', event._matches)
+                        self.assertIn('B', event._matches)
                         eventreceived = True
                     elif isinstance(event, logging.LogRecord):
                         continue
diff --git a/poky/meta/lib/oeqa/selftest/cases/wic.py b/poky/meta/lib/oeqa/selftest/cases/wic.py
index dc7b9e6..5fc8e65 100644
--- a/poky/meta/lib/oeqa/selftest/cases/wic.py
+++ b/poky/meta/lib/oeqa/selftest/cases/wic.py
@@ -1158,6 +1158,35 @@
             out = glob(self.resultdir + "%s-*.direct" % wksname)
             self.assertEqual(1, len(out))
 
+    @only_for_arch(['i586', 'i686', 'x86_64'])
+    def test_efi_plugin_unified_kernel_image_qemu(self):
+        """Test efi plugin's Unified Kernel Image feature in qemu"""
+        config = 'IMAGE_FSTYPES = "wic"\n'\
+                 'INITRAMFS_IMAGE = "core-image-minimal-initramfs"\n'\
+                 'WKS_FILE = "test_efi_plugin.wks"\n'\
+                 'MACHINE_FEATURES:append = " efi"\n'
+        self.append_config(config)
+        self.assertEqual(0, bitbake('core-image-minimal core-image-minimal-initramfs ovmf').status)
+        self.remove_config(config)
+
+        with runqemu('core-image-minimal', ssh=False,
+                     runqemuparams='ovmf', image_fstype='wic') as qemu:
+            # Check that /boot has EFI bootx64.efi (required for EFI)
+            cmd = "ls /boot/EFI/BOOT/bootx64.efi | wc -l"
+            status, output = qemu.run_serial(cmd)
+            self.assertEqual(1, status, 'Failed to run command "%s": %s' % (cmd, output))
+            self.assertEqual(output, '1')
+            # Check that /boot has EFI/Linux/linux.efi (required for Unified Kernel Images auto detection)
+            cmd = "ls /boot/EFI/Linux/linux.efi | wc -l"
+            status, output = qemu.run_serial(cmd)
+            self.assertEqual(1, status, 'Failed to run command "%s": %s' % (cmd, output))
+            self.assertEqual(output, '1')
+            # Check that /boot doesn't have loader/entries/boot.conf (Unified Kernel Images are auto detected by the bootloader)
+            cmd = "ls /boot/loader/entries/boot.conf 2&>/dev/null | wc -l"
+            status, output = qemu.run_serial(cmd)
+            self.assertEqual(1, status, 'Failed to run command "%s": %s' % (cmd, output))
+            self.assertEqual(output, '0')
+
     def test_fs_types(self):
         """Test filesystem types for empty and not empty partitions"""
         img = 'core-image-minimal'