[Graal] guarantee(oopDesc::is_oop_or_null(obj)) failed: invalid oop

Failure in JDK 14 CI testing.
(first failure in jdk-14+22-941-tier3)

test - compiler/c2/4998314/Test.java

#
# A fatal error has been detected by the Java Runtime Environment:
#
# Internal Error (t:/workspace/open/src/hotspot/share/oops/oop.cpp:129), pid=43216, tid=86184
# guarantee(oopDesc::is_oop_or_null(obj)) failed: invalid oop: 0x0000008b77ccee80
#
# JRE version: Java(TM) SE Runtime Environment (14.0+22) (fastdebug build 14-ea+22-941)
# Java VM: Java HotSpot(TM) 64-Bit Server VM (fastdebug 14-ea+22-941, mixed mode, sharing, tiered, jvmci, jvmci compiler, compressed oops, g1 gc, windows-amd64)
# Core dump will be written. Default location: T:\testoutput\test-support\jtreg_closed_test_hotspot_jtreg_hotspot_not_fast_compiler\scratch\0\hs_err_pid43216.mdmp
#
# If you would like to submit a bug report, please visit:
# https://bugreport.java.com/bugreport/crash.jsp
#

--------------- S U M M A R Y ------------

Command Line: -Dtest.class.path.prefix=T:\testoutput\test-support\jtreg_closed_test_hotspot_jtreg_hotspot_not_fast_compiler\classes\2\compiler\c2\4998314\Test.d;C:\ade\mesos\work_dir\jib-master\install\jdk-14+22-941\src.full\closed\test\hotspot\jtreg\compiler\c2\4998314 -Dtest.src=C:\ade\mesos\work_dir\jib-master\install\jdk-14+22-941\src.full\closed\test\hotspot\jtreg\compiler\c2\4998314 -Dtest.src.path=C:\ade\mesos\work_dir\jib-master\install\jdk-14+22-941\src.full\closed\test\hotspot\jtreg\compiler\c2\4998314 -Dtest.classes=T:\testoutput\test-support\jtreg_closed_test_hotspot_jtreg_hotspot_not_fast_compiler\classes\2\compiler\c2\4998314\Test.d -Dtest.class.path=T:\testoutput\test-support\jtreg_closed_test_hotspot_jtreg_hotspot_not_fast_compiler\classes\2\compiler\c2\4998314\Test.d -Dtest.vm.opts=-XX:MaxRAMPercentage=3 -Dtest.tool.vm.opts=-J-XX:MaxRAMPercentage=3 -Dtest.compiler.opts= -Dtest.java.opts=-XX:+CreateCoredumpOnCrash -ea -esa -server -XX:+UnlockExperimentalVMOptions -XX:+EnableJVMCI -XX:+UseJVMCICompiler -Djvmci.Compiler=graal -XX:+TieredCompilation -Dtest.jdk=c:\ade\mesos\work_dir\jib-master\install\jdk-14+22-941\windows-x64-debug.jdk\jdk-14\fastdebug -Dcompile.jdk=c:\ade\mesos\work_dir\jib-master\install\jdk-14+22-941\windows-x64-debug.jdk\jdk-14\fastdebug -Dtest.timeout.factor=10.0 -Dtest.root=C:\ade\mesos\work_dir\jib-master\install\jdk-14+22-941\src.full\closed\test\hotspot\jtreg -Dtest.nativepath=c:\ade\mesos\work_dir\jib-master\install\jdk-14+22-941\windows-x64-debug.test\hotspot\jtreg\native -XX:MaxRAMPercentage=3 -XX:+CreateCoredumpOnCrash -ea -esa -XX:+UnlockExperimentalVMOptions -XX:+EnableJVMCI -XX:+UseJVMCICompiler -Djvmci.Compiler=graal -XX:+TieredCompilation -Djava.library.path=c:\ade\mesos\work_dir\jib-master\install\jdk-14+22-941\windows-x64-debug.test\hotspot\jtreg\native -XX:-Inline -XX:CompileOnly=Test com.sun.javatest.regtest.agent.MainWrapper T:\testoutput\test-support\jtreg_closed_test_hotspot_jtreg_hotspot_not_fast_compiler\compiler\c2\4998314\Test.d\main.0.jta

Host: inst-ltxfp-Win2, AMD EPYC 7551 32-Core Processor , 16 cores, 63G, Windows Server 2012 R2 , 64 bit Build 9600 (6.3.9600.19358)
Time: Fri Nov 1 12:40:17 2019 /GM elapsed time: 21 seconds (0d 0h 0m 21s)

--------------- T H R E A D ---------------

Current thread (0x0000008b76666000): VMThread "VM Thread" [stack: 0x0000008b76df0000,0x0000008b76ef0000] [id=86184]

Stack: [0x0000008b76df0000,0x0000008b76ef0000]
Native frames: (J=compiled Java code, j=interpreted, Vv=VM code, C=native code)
V [jvm.dll+0xad7561] os::platform_print_native_stack+0xf1 (os_windows_x86.cpp:369)
V [jvm.dll+0xcdb9bb] VMError::report+0xf0b (vmerror.cpp:725)
V [jvm.dll+0xcdd26e] VMError::report_and_die+0x8ae (vmerror.cpp:1533)
V [jvm.dll+0xcdd964] VMError::report_and_die+0x64 (vmerror.cpp:1317)
V [jvm.dll+0x502e32] report_vm_error+0x102 (debug.cpp:264)
V [jvm.dll+0xabaf2a] VerifyOopClosure::do_oop+0x6a (oop.cpp:132)
V [jvm.dll+0x5b7957] InterpreterFrameClosure::offset_do+0x97 (frame.cpp:710)
V [jvm.dll+0xac03aa] InterpreterOopMap::iterate_oop+0x6a (oopmapcache.cpp:208)
V [jvm.dll+0x5b883d] frame::oops_interpreted_do+0x7bd (frame.cpp:890)
V [jvm.dll+0xc7d807] JavaThread::oops_do+0x2a7 (thread.cpp:2966)
V [jvm.dll+0xc82669] Threads::verify+0x79 (thread.cpp:5057)
V [jvm.dll+0xca630d] Universe::verify+0x27d (universe.cpp:1086)
V [jvm.dll+0xcde27a] VM_Exit::doit+0x4a (vmoperations.cpp:468)
V [jvm.dll+0xcdeade] VM_Operation::evaluate+0xbe (vmoperations.cpp:68)
V [jvm.dll+0xce3c98] VMThread::evaluate_operation+0xb8 (vmthread.cpp:406)
V [jvm.dll+0xce47fa] VMThread::loop+0x5ba (vmthread.cpp:567)
V [jvm.dll+0xce5178] VMThread::run+0xd8 (vmthread.cpp:305)
V [jvm.dll+0xc76e52] Thread::call_run+0x192 (thread.cpp:403)
V [jvm.dll+0xad5d2e] thread_native_entry+0x10e (os_windows.cpp:465)
C [ucrtbase.DLL+0x203ba]
C [KERNEL32.DLL+0x13f2]
C [ntdll.dll+0x154f4]

JavaThread 0x0000008b767f3000 (nid = 23404) was being processed
Java frames: (J=compiled Java code, j=interpreted, Vv=VM code)
j java.lang.String.toString()Ljava/lang/String;+1 java.base@14-ea
j Test.foo(Ljava/lang/String;)V+1
J 82 jvmci Test.test()V (33 bytes) @ 0x0000008b0a3b237c [0x0000008b0a3b22c0+0x00000000000000bc]
j Test.run()V+9
v ~StubRoutines::call_stub
VM_Operation (0x0000008b77bce410): Exit, mode: safepoint, requested by thread 0x0000008b767d8000