On Sat, 21 Feb 2026 00:41:50 GMT, Yasumasa Suenaga <[email protected]> wrote:
> `TEST=serviceability/sa/TestJhsdbJstackMixedWithVDSOCallCore.java` fails if > `/lib/modules/<version>/vdso/vdso64.so` is missing. (Seems that is the case > on default Debian installation.) > > > java.util.NoSuchElementException: No value present > at java.base/java.util.Optional.get(Optional.java:147) > at jdk.test.lib.SA.SATestUtils.getDebugInfo(SATestUtils.java:332) > at > TestJhsdbJstackMixedWithVDSOCallCore.checkVDSODebugInfo(TestJhsdbJstackMixedWithVDSOCallCore.java:73) > at > TestJhsdbJstackMixedWithVDSOCallCore.main(TestJhsdbJstackMixedWithVDSOCallCore.java:85) > at > java.base/jdk.internal.reflect.DirectMethodHandleAccessor.invoke(DirectMethodHandleAccessor.java:104) > at java.base/java.lang.reflect.Method.invoke(Method.java:565) > at > com.sun.javatest.regtest.agent.MainActionHelper$AgentVMRunnable.run(MainActionHelper.java:335) > at java.base/java.lang.Thread.run(Thread.java:1527) > > > I could reproduce same problem on WSL 2 (kernel > 6.6.87.2-microsoft-standard-WSL2). The test should be skipped if vDSO library > not found. This pull request has now been integrated. Changeset: d4dc5e49 Author: Yasumasa Suenaga <[email protected]> URL: https://git.openjdk.org/jdk/commit/d4dc5e49c153555e59dd5b1c2f806d2eb4caff80 Stats: 4 lines in 1 file changed: 4 ins; 0 del; 0 mod 8378369: TestJhsdbJstackMixedWithVDSOCallCore.java fails if missing vdso64.so Reviewed-by: cjplummer, ayang ------------- PR: https://git.openjdk.org/jdk/pull/29854
