[jdk11u-dev] Integrated: 8227738: jvmti/DataDumpRequest/datadumpreq001 failed due to "exit code is 134"

[Martin Doerr]

Clean backport of JDK-8227738.

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Commit messages:
 - Backport 20053ae242d0a85bb0e7fbba4036c4343b1a7d9f

Changes: https://git.openjdk.java.net/jdk11u-dev/pull/152/files
 Webrev: https://webrevs.openjdk.java.net/?repo=jdk11u-dev&pr=152&range=00
  Issue: https://bugs.openjdk.java.net/browse/JDK-8227738
  Stats: 6 lines in 1 file changed: 4 ins; 1 del; 1 mod
  Patch: https://git.openjdk.java.net/jdk11u-dev/pull/152.diff
  Fetch: git fetch https://git.openjdk.java.net/jdk11u-dev pull/152/head:pull/152

PR: https://git.openjdk.java.net/jdk11u-dev/pull/152