diff --git a/poky/meta/recipes-devtools/valgrind/valgrind/remove-for-aarch64 b/poky/meta/recipes-devtools/valgrind/valgrind/remove-for-aarch64
index a3a0c6e..b4fc8af 100644
--- a/poky/meta/recipes-devtools/valgrind/valgrind/remove-for-aarch64
+++ b/poky/meta/recipes-devtools/valgrind/valgrind/remove-for-aarch64
@@ -235,3 +235,4 @@
 memcheck/tests/wrapmallocstatic
 memcheck/tests/writev1
 memcheck/tests/xml1
+memcheck/tests/linux/stack_changes
diff --git a/poky/meta/recipes-devtools/valgrind/valgrind/run-ptest b/poky/meta/recipes-devtools/valgrind/valgrind/run-ptest
index 60d2432..caeae84 100755
--- a/poky/meta/recipes-devtools/valgrind/valgrind/run-ptest
+++ b/poky/meta/recipes-devtools/valgrind/valgrind/run-ptest
@@ -32,12 +32,19 @@
    done
 fi
 
+echo "Run flaky tests using taskset to limit them to a single core."
+for i in `cat taskset_nondeterministic_tests`; do
+   taskset 0x00000001 perl tests/vg_regtest --valgrind=${VALGRIND_BIN} --valgrind-lib=${VALGRIND_LIBEXECDIR} --yocto-ptest $i 2>&1|tee -a ${LOG}
+   mv $i.vgtest $i.IGNORE
+done
+
+
 cd ${VALGRIND_LIB}/ptest && ./tests/vg_regtest \
     --valgrind=${VALGRIND_BIN} \
     --valgrind-lib=${VALGRIND_LIBEXECDIR} \
     --yocto-ptest \
     gdbserver_tests ${TOOLS} ${EXP_TOOLS} \
-    2>&1|tee ${LOG}  
+    2>&1|tee -a ${LOG}  
 
 cd ${VALGRIND_LIB}/ptest && \
     ./tests/post_regtest_checks $(pwd) \
@@ -56,6 +63,11 @@
    mv $i.IGNORE $i.vgtest;
 done
 
+echo "Restore flaky and other non-deterministic tests"
+for i in `cat taskset_nondeterministic_tests`; do
+   mv $i.IGNORE $i.vgtest;
+done
+
 echo "Failed test details..."
 failed_tests=`grep FAIL: ${LOG} | awk '{print $2}'`
 for test in $failed_tests; do
diff --git a/poky/meta/recipes-devtools/valgrind/valgrind/taskset_nondeterministic_tests b/poky/meta/recipes-devtools/valgrind/valgrind/taskset_nondeterministic_tests
new file mode 100644
index 0000000..e15100a
--- /dev/null
+++ b/poky/meta/recipes-devtools/valgrind/valgrind/taskset_nondeterministic_tests
@@ -0,0 +1,2 @@
+helgrind/tests/hg05_race2
+helgrind/tests/tc09_bad_unlock
diff --git a/poky/meta/recipes-devtools/valgrind/valgrind_3.17.0.bb b/poky/meta/recipes-devtools/valgrind/valgrind_3.17.0.bb
index d0c60d0..60b2486 100644
--- a/poky/meta/recipes-devtools/valgrind/valgrind_3.17.0.bb
+++ b/poky/meta/recipes-devtools/valgrind/valgrind_3.17.0.bb
@@ -18,6 +18,7 @@
            file://run-ptest \
            file://remove-for-aarch64 \
            file://remove-for-all \
+           file://taskset_nondeterministic_tests \
            file://0004-Fix-out-of-tree-builds.patch \
            file://0005-Modify-vg_test-wrapper-to-support-PTEST-formats.patch \
            file://0001-Remove-tests-that-fail-to-build-on-some-PPC32-config.patch \
@@ -120,7 +121,7 @@
 VALGRINDARCH_mips64el = "mips64"
 VALGRINDARCH_powerpc = "ppc"
 VALGRINDARCH_powerpc64 = "ppc64"
-VALGRINDARCH_powerpc64el = "ppc64le"
+VALGRINDARCH_powerpc64le = "ppc64le"
 
 INHIBIT_PACKAGE_STRIP_FILES = "${PKGD}${libexecdir}/valgrind/vgpreload_memcheck-${VALGRINDARCH}-linux.so"
 
@@ -187,6 +188,7 @@
     cp ${B}/config.h ${D}${PTEST_PATH}
     install -D ${WORKDIR}/remove-for-aarch64 ${D}${PTEST_PATH}
     install -D ${WORKDIR}/remove-for-all ${D}${PTEST_PATH}
+    install -D ${WORKDIR}/taskset_nondeterministic_tests ${D}${PTEST_PATH}
 
     # Add an executable need by none/tests/bigcode
     mkdir ${D}${PTEST_PATH}/perf