Running the InlineOops test with combinations of -XX:+SafepointALot -XX:+DeoptimizeALot -XX:+DeoptimizeNMethodBarriersALot fails in various ways:

# Internal Error (/oracle/valhalla/open/src/hotspot/cpu/x86/macroAssembler_x86.cpp:876), pid=419025, tid=419048
# fatal error: DEBUG MESSAGE: Verify oop store failed

Stack: [0x00007f4cb1eff000,0x00007f4cb2000000], sp=0x00007f4cb1ffdf90, free space=1019k
Native frames: (J=compiled Java code, A=aot compiled Java code, j=interpreted, Vv=VM code, C=native code)
V [libjvm.so+0x1411380] MacroAssembler::debug64(char*, long, long*)+0x40
v ~BufferBlob::I2C/C2I adapters
j runtime.valhalla.inlinetypes.InlineOops.main([Ljava/lang/String;)V+17
v ~StubRoutines::call_stub
V [libjvm.so+0xed9d19] JavaCalls::call_helper(JavaValue*, methodHandle const&, JavaCallArguments*, Thread*)+0x4e9
V [libjvm.so+0x1766b25] invoke(InstanceKlass*, methodHandle const&, Handle, bool, objArrayHandle, BasicType, objArrayHandle, bool, Thread*) [clone .constprop.0]+0xee5
V [libjvm.so+0x1767d27] Reflection::invoke_method(oop, Handle, objArrayHandle, Thread*)+0x237
V [libjvm.so+0x10a46e5] JVM_InvokeMethod+0x305
J 2290 jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Ljava/lang/reflect/Method;Ljava/lang/Object;[Ljava/lang/Object;)Ljava/lang/Object; java.base (0 bytes) @ 0x00007f4ed8bcd528 [0x00007f4ed8bcd400+0x0000000000000128]
J 2289 c2 jdk.internal.reflect.NativeMethodAccessorImpl.invoke(Ljava/lang/Object;[Ljava/lang/Object;)Ljava/lang/Object; java.base (150 bytes) @ 0x00007f4ed8bccb3c [0x00007f4ed8bcca40+0x00000000000000fc]
J 2287 c2 jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Ljava/lang/Object;[Ljava/lang/Object;)Ljava/lang/Object; java.base (10 bytes) @ 0x00007f4ed8bcc6a4 [0x00007f4ed8bcc640+0x0000000000000064]
j java.lang.reflect.Method.invoke(Ljava/lang/Object;[Ljava/lang/Object;)Ljava/lang/Object;+59 java.base
j com.sun.javatest.regtest.agent.MainWrapper$MainThread.run()V+172
J 4417 c1 java.lang.Thread.run()V java.base (17 bytes) @ 0x00007f4ed1850a74 [0x00007f4ed18509e0+0x0000000000000094]
v ~StubRoutines::call_stub
V [libjvm.so+0xed9d19] JavaCalls::call_helper(JavaValue*, methodHandle const&, JavaCallArguments*, Thread*)+0x4e9
V [libjvm.so+0xedaba5] JavaCalls::call_virtual(JavaValue*, Klass*, Symbol*, Symbol*, JavaCallArguments*, Thread*)+0x4c5
V [libjvm.so+0xedb04c] JavaCalls::call_virtual(JavaValue*, Handle, Klass*, Symbol*, Symbol*, Thread*)+0xac
V [libjvm.so+0x1082b4b] thread_entry(JavaThread*, Thread*)+0x12b
V [libjvm.so+0x198e706] JavaThread::thread_main_inner()+0x256
V [libjvm.so+0x1995080] Thread::call_run()+0x100
V [libjvm.so+0x164f996] thread_native_entry(Thread*)+0x116


java.lang.RuntimeException: Invalid field firstName: expected true, was false
at jdk.test.lib.Asserts.fail(Asserts.java:594)
at jdk.test.lib.Asserts.assertTrue(Asserts.java:486)
at runtime.valhalla.inlinetypes.InlineOops.validatePerson(InlineOops.java:540)
at runtime.valhalla.inlinetypes.InlineOops.validateIndexedPerson(InlineOops.java:554)
at runtime.valhalla.inlinetypes.InlineOops.testValues(InlineOops.java:238)
at java.base/java.util.concurrent.ForkJoinTask$RunnableExecuteAction.exec(ForkJoinTask.java:1434)
at java.base/java.util.concurrent.ForkJoinTask.doExec(ForkJoinTask.java:295)
at java.base/java.util.concurrent.ForkJoinPool$WorkQueue.topLevelExec(ForkJoinPool.java:1016)
at java.base/java.util.concurrent.ForkJoinPool.scan(ForkJoinPool.java:1665)
at java.base/java.util.concurrent.ForkJoinPool.runWorker(ForkJoinPool.java:1598)
at java.base/java.util.concurrent.ForkJoinWorkerThread.run(ForkJoinWorkerThread.java:183)
java.lang.NullPointerException: There cannot be a NullPointerException at bci 19 of method void runtime.valhalla.inlinetypes.InlineOops.testValues()
at runtime.valhalla.inlinetypes.InlineOops.testValues(InlineOops.java:235)
at java.base/java.util.concurrent.ForkJoinTask$RunnableExecuteAction.exec(ForkJoinTask.java:1434)
at java.base/java.util.concurrent.ForkJoinTask.doExec(ForkJoinTask.java:295)
at java.base/java.util.concurrent.ForkJoinPool$WorkQueue.topLevelExec(ForkJoinPool.java:1016)
at java.base/java.util.concurrent.ForkJoinPool.scan(ForkJoinPool.java:1665)
at java.base/java.util.concurrent.ForkJoinPool.runWorker(ForkJoinPool.java:1598)
at java.base/java.util.concurrent.ForkJoinWorkerThread.run(ForkJoinWorkerThread.java:183)


java.lang.RuntimeException: testOverGc
at jdk.test.lib.Asserts.fail(Asserts.java:617)
at runtime.valhalla.inlinetypes.InlineOops.testOverGc(InlineOops.java:433)
at runtime.valhalla.inlinetypes.InlineOops.main(InlineOops.java:186)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:78)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at com.sun.javatest.regtest.agent.MainWrapper$MainThread.run(MainWrapper.java:127)
at java.base/java.lang.Thread.run(Thread.java:831)
Caused by: java.lang.RuntimeException: assertTrue: expected true, was false
at jdk.test.lib.Asserts.fail(Asserts.java:594)
at jdk.test.lib.Asserts.assertTrue(Asserts.java:486)
at jdk.test.lib.Asserts.assertTrue(Asserts.java:472)
at runtime.valhalla.inlinetypes.InlineOops.validatePerson(InlineOops.java:538)
at runtime.valhalla.inlinetypes.InlineOops.validateIndexedPerson(InlineOops.java:554)
at runtime.valhalla.inlinetypes.InlineOops.testOverGc(InlineOops.java:428)
... 7 more


Might be related to JDK-8235387 and/or JDK-8241894.