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Intermittent deadlock during class loading of MethodHandles, MethodHandleImpl & MethodHandleNatives. Stack trace: "Worker #4/5" #11 prio=5 os_prio=31 tid=0x00007fb9dbad4000 nid=0x6303 in Object.wait() [0x000000019ac6a000] java.lang.Thread.State: RUNNABLE at java.lang.invoke.MethodHandleNatives.<clinit>(MethodHandleNatives.java:80) at Test1_I_S_m.test(Unknown Source) ... "Worker #3/5" #10 prio=5 os_prio=31 tid=0x00007fb9dc156800 nid=0x6103 in Object.wait() [0x000000019ab67000] java.lang.Thread.State: RUNNABLE at java.lang.invoke.MemberName.<init>(MemberName.java:482) at java.lang.invoke.MemberName.<init>(MemberName.java:476) at java.lang.invoke.LambdaForm$NamedFunction.<init>(LambdaForm.java:991) at java.lang.invoke.MethodHandleImpl.<clinit>(MethodHandleImpl.java:487) at java.lang.invoke.MethodHandles.<clinit>(MethodHandles.java:60) ... jdk/src/share/classes/java/lang/invoke/MethodHandleNatives.java: 75 static { ... 79 // The JVM calls MethodHandleNatives.<clinit>. Cascade the <clinit> calls as needed: 80 MethodHandleImpl.initStatics(); 81 } jdk/src/share/classes/java/lang/invoke/MemberName.java: 481 public MemberName(Method m, boolean wantSpecial) { 482 m.getClass(); // NPE check 483 // fill in vmtarget, vmindex while we have m in hand: 484 MethodHandleNatives.init(this, m);
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