This test has been failing in Tier2.

Here's the context diff:

$ git diff
diff --git a/test/jdk/ProblemList.txt b/test/jdk/ProblemList.txt
index 602ea3cb150..d08297486f0 100644
--- a/test/jdk/ProblemList.txt
+++ b/test/jdk/ProblemList.txt
@@ -704,6 +704,7 @@ javax/security/auth/kerberos/KerberosTixDateTest.java 8039280 generic-
 sun/security/provider/PolicyFile/GrantAllPermToExtWhenNoPolicy.java 8039280 generic-all
 sun/security/provider/PolicyParser/ExtDirsChange.java 8039280 generic-all
 sun/security/provider/PolicyParser/PrincipalExpansionError.java 8039280 generic-all
+sun/security/ec/TestEC.java 8253659 linux-aarch64
 
 ############################################################################

I don't see any existing example of 'linux-aarch64' so I'm going to
kick off a test Tier2 job set.