[jdk17u-dev] RFR: 8292780: misc tests failed "assert(false) failed: graph should be schedulable"

[Goetz Lindenmaier]

I backport this for parity with 17.0.7-oracle.

-------------

Commit messages:
 - Backport 16047e8308a845436f7003e09e604a88bb370632

Changes: https://git.openjdk.org/jdk17u-dev/pull/1000/files
 Webrev: https://webrevs.openjdk.org/?repo=jdk17u-dev&pr=1000&range=00
  Issue: https://bugs.openjdk.org/browse/JDK-8292780
  Stats: 52 lines in 2 files changed: 51 ins; 0 del; 1 mod
  Patch: https://git.openjdk.org/jdk17u-dev/pull/1000.diff
  Fetch: git fetch https://git.openjdk.org/jdk17u-dev pull/1000/head:pull/1000

PR: https://git.openjdk.org/jdk17u-dev/pull/1000