Merge "Update known buildbot failures for ProcessBuilderTest"
diff --git a/tools/libcore_failures.txt b/tools/libcore_failures.txt
index 534c9ac..8d87e4f 100644
--- a/tools/libcore_failures.txt
+++ b/tools/libcore_failures.txt
@@ -240,10 +240,12 @@
   names: ["org.apache.harmony.tests.java.lang.ProcessTest#test_destroyForcibly"]
 },
 {
-  description: "Flaky failure, possibly caused by a kernel bug accessing /proc/",
+  description: "Flaky failure, native crash in the runtime.
+                Unclear if this relates to the tests running sh as a child process.",
   result: EXEC_FAILED,
-  bug: 27464570,
+  bug: 30657148,
   modes: [device],
-  names: ["libcore.java.lang.ProcessBuilderTest#testRedirectInherit"]
+  names: ["libcore.java.lang.ProcessBuilderTest#testRedirectInherit",
+          "libcore.java.lang.ProcessBuilderTest#testRedirect_nullStreams"]
 }
 ]