We encountered this problem in the pretest of github checks, see: https://github.com/dongbohe/jdk8u-dev/actions/runs/4219642900/jobs/7325453433

TEST: gc/concurrentMarkSweep/SystemGCOnForegroundCollector.java
TEST JDK: /home/runner/jdk-linux-x86/jdk-1.8.0-internal+0_linux-x86_bin/j2sdk-image

ACTION: build -- Passed. Build successful
REASON: Named class compiled on demand
TIME: 0.048 seconds
messages:
command: build SystemGCOnForegroundCollector
reason: Named class compiled on demand
Test directory:
  compile: SystemGCOnForegroundCollector
elapsed time (seconds): 0.048

ACTION: compile -- Passed. Compilation successful
REASON: .class file out of date or does not exist
TIME: 0.047 seconds
messages:
command: compile -XDignore.symbol.file=true /home/runner/work/jdk8u-dev/jdk8u-dev/hotspot/test/gc/concurrentMarkSweep/SystemGCOnForegroundCollector.java
reason: .class file out of date or does not exist
Mode: agentvm
Agent id: 1
elapsed time (seconds): 0.047
configuration:
Boot Layer (javac runtime environment)
  class path: /home/runner/jdk-linux-x86/jdk-1.8.0-internal+0_linux-x86_bin/j2sdk-image/lib/tools.jar
              /home/runner/jtreg/lib/javatest.jar
              /home/runner/jtreg/lib/jtreg.jar

javac compilation environment
  source path: /home/runner/work/jdk8u-dev/jdk8u-dev/hotspot/test/gc/concurrentMarkSweep
               /home/runner/work/jdk8u-dev/jdk8u-dev/hotspot/test/testlibrary
  class path: /home/runner/work/jdk8u-dev/jdk8u-dev/hotspot/test/gc/concurrentMarkSweep
               /home/runner/work/jdk8u-dev/jdk8u-dev/test-results/testoutput/hotspot_tier1/JTwork/classes/gc/concurrentMarkSweep
               /home/runner/work/jdk8u-dev/jdk8u-dev/test-results/testoutput/hotspot_tier1/JTwork/classes/testlibrary
               /home/runner/jdk-linux-x86/jdk-1.8.0-internal+0_linux-x86_bin/j2sdk-image/lib/tools.jar

rerun:
cd /home/runner/work/jdk8u-dev/jdk8u-dev/test-results/testoutput/hotspot_tier1/JTwork/scratch && \
HOME=/home/runner \
JTREG_TIMEOUT_FACTOR=4 \
LANG=C.UTF-8 \
PATH=/bin:/usr/bin:/usr/sbin \
    /home/runner/jdk-linux-x86/jdk-1.8.0-internal+0_linux-x86_bin/j2sdk-image/bin/javac \
        -J-Djdk.test.docker.image.name=ubuntu-multilib \
        -J-Djdk.test.docker.image.version=latest \
        -J-Djdk.test.docker.image.name=ubuntu-multilib \
        -J-Djdk.test.docker.image.version=latest \
        -J-Dtest.vm.opts='-Djdk.test.docker.image.name=ubuntu-multilib -Djdk.test.docker.image.version=latest' \
        -J-Dtest.tool.vm.opts='-J-Djdk.test.docker.image.name=ubuntu-multilib -J-Djdk.test.docker.image.version=latest' \
        -J-Dtest.compiler.opts= \
        -J-Dtest.java.opts='-Djdk.test.docker.image.name=ubuntu-multilib -Djdk.test.docker.image.version=latest' \
        -J-Dtest.jdk=/home/runner/jdk-linux-x86/jdk-1.8.0-internal+0_linux-x86_bin/j2sdk-image \
        -J-Dcompile.jdk=/home/runner/jdk-linux-x86/jdk-1.8.0-internal+0_linux-x86_bin/j2sdk-image \
        -J-Dtest.timeout.factor=4.0 \
        -J-Dtest.root=/home/runner/work/jdk8u-dev/jdk8u-dev/hotspot/test \
        -J-Dtest.name=gc/concurrentMarkSweep/SystemGCOnForegroundCollector.java \
        -J-Dtest.file=/home/runner/work/jdk8u-dev/jdk8u-dev/hotspot/test/gc/concurrentMarkSweep/SystemGCOnForegroundCollector.java \
        -J-Dtest.src=/home/runner/work/jdk8u-dev/jdk8u-dev/hotspot/test/gc/concurrentMarkSweep \
        -J-Dtest.src.path=/home/runner/work/jdk8u-dev/jdk8u-dev/hotspot/test/gc/concurrentMarkSweep:/home/runner/work/jdk8u-dev/jdk8u-dev/hotspot/test/testlibrary \
        -J-Dtest.classes=/home/runner/work/jdk8u-dev/jdk8u-dev/test-results/testoutput/hotspot_tier1/JTwork/classes/gc/concurrentMarkSweep \
        -J-Dtest.class.path=/home/runner/work/jdk8u-dev/jdk8u-dev/test-results/testoutput/hotspot_tier1/JTwork/classes/gc/concurrentMarkSweep:/home/runner/work/jdk8u-dev/jdk8u-dev/test-results/testoutput/hotspot_tier1/JTwork/classes/testlibrary \
        -J-Dtest.class.path.prefix=/home/runner/work/jdk8u-dev/jdk8u-dev/test-results/testoutput/hotspot_tier1/JTwork/classes/gc/concurrentMarkSweep:/home/runner/work/jdk8u-dev/jdk8u-dev/hotspot/test/gc/concurrentMarkSweep:/home/runner/work/jdk8u-dev/jdk8u-dev/test-results/testoutput/hotspot_tier1/JTwork/classes/testlibrary \
        -d /home/runner/work/jdk8u-dev/jdk8u-dev/test-results/testoutput/hotspot_tier1/JTwork/classes/gc/concurrentMarkSweep \
        -sourcepath /home/runner/work/jdk8u-dev/jdk8u-dev/hotspot/test/gc/concurrentMarkSweep:/home/runner/work/jdk8u-dev/jdk8u-dev/hotspot/test/testlibrary \
        -classpath /home/runner/work/jdk8u-dev/jdk8u-dev/hotspot/test/gc/concurrentMarkSweep:/home/runner/work/jdk8u-dev/jdk8u-dev/test-results/testoutput/hotspot_tier1/JTwork/classes/gc/concurrentMarkSweep:/home/runner/work/jdk8u-dev/jdk8u-dev/test-results/testoutput/hotspot_tier1/JTwork/classes/testlibrary:/home/runner/jdk-linux-x86/jdk-1.8.0-internal+0_linux-x86_bin/j2sdk-image/lib/tools.jar \
        -XDignore.symbol.file=true /home/runner/work/jdk8u-dev/jdk8u-dev/hotspot/test/gc/concurrentMarkSweep/SystemGCOnForegroundCollector.java

ACTION: main -- Failed. Execution failed: `main' threw exception: java.lang.RuntimeException: 'error' found in stdout
REASON: User specified action: run main/othervm SystemGCOnForegroundCollector
TIME: 0.428 seconds
messages:
command: main SystemGCOnForegroundCollector
reason: User specified action: run main/othervm SystemGCOnForegroundCollector
Mode: othervm [/othervm specified]
elapsed time (seconds): 0.428
configuration:
STDOUT:
Command line: [/home/runner/jdk-linux-x86/jdk-1.8.0-internal+0_linux-x86_bin/j2sdk-image/bin/java -cp /home/runner/work/jdk8u-dev/jdk8u-dev/test-results/testoutput/hotspot_tier1/JTwork/classes/gc/concurrentMarkSweep:/home/runner/work/jdk8u-dev/jdk8u-dev/hotspot/test/gc/concurrentMarkSweep:/home/runner/work/jdk8u-dev/jdk8u-dev/test-results/testoutput/hotspot_tier1/JTwork/classes/testlibrary:/home/runner/work/jdk8u-dev/jdk8u-dev/hotspot/test/testlibrary:/home/runner/jdk-linux-x86/jdk-1.8.0-internal+0_linux-x86_bin/j2sdk-image/lib/tools.jar:/home/runner/jtreg/lib/javatest.jar:/home/runner/jtreg/lib/jtreg.jar -showversion -XX:+UseConcMarkSweepGC -XX:MaxTenuringThreshold=1 -XX:-UseCMSCompactAtFullCollection SystemGCOnForegroundCollector$ThreePlusMSSystemGC ]
STDERR:
 stdout: [#
# A fatal error has been detected by the Java Runtime Environment:
#
# SIGSEGV (0xb) at pc=0xf6f9d7d5, pid=47919, tid=0xe75e2b40
#
# JRE version: OpenJDK Runtime Environment (8.0_372) (build 1.8.0_372-internal-dongbohe-50f39316718a26af8d6fa3efd12c215559984f3b-b00)
# Java VM: OpenJDK Server VM (25.372-b00 mixed mode linux-x86 )
# Problematic frame:
# V [libjvm.so+0x3197d5] CompactibleFreeListSpace::block_size(HeapWord const*) const+0x55
#
# Failed to write core dump. Core dumps have been disabled. To enable core dumping, try "ulimit -c unlimited" before starting Java again
#
# An error report file with more information is saved as:
# /home/runner/work/jdk8u-dev/jdk8u-dev/test-results/testoutput/hotspot_tier1/JTwork/scratch/hs_err_pid47919.log
#
# If you would like to submit a bug report, please visit:
# http://bugreport.java.com/bugreport/crash.jsp
#
];
 stderr: [OpenJDK Server VM warning: UseCMSCompactAtFullCollection is deprecated and will likely be removed in a future release.
openjdk version "1.8.0_372-internal"
OpenJDK Runtime Environment (build 1.8.0_372-internal-dongbohe-50f39316718a26af8d6fa3efd12c215559984f3b-b00)
OpenJDK Server VM (build 25.372-b00, mixed mode)

]
 exitValue = 134

java.lang.RuntimeException: 'error' found in stdout

at com.oracle.java.testlibrary.OutputAnalyzer.shouldNotContain(OutputAnalyzer.java:176)
at SystemGCOnForegroundCollector.main(SystemGCOnForegroundCollector.java:50)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.lang.reflect.Method.invoke(Method.java:498)
at com.sun.javatest.regtest.agent.MainWrapper$MainThread.run(MainWrapper.java:127)
at java.lang.Thread.run(Thread.java:750)

JavaTest Message: Test threw exception: java.lang.RuntimeException: 'error' found in stdout

JavaTest Message: shutting down test

STATUS:Failed.`main' threw exception: java.lang.RuntimeException: 'error' found in stdout
rerun:
cd /home/runner/work/jdk8u-dev/jdk8u-dev/test-results/testoutput/hotspot_tier1/JTwork/scratch && \
HOME=/home/runner \
JTREG_TIMEOUT_FACTOR=4 \
LANG=C.UTF-8 \
PATH=/bin:/usr/bin:/usr/sbin \
CLASSPATH=/home/runner/work/jdk8u-dev/jdk8u-dev/test-results/testoutput/hotspot_tier1/JTwork/classes/gc/concurrentMarkSweep:/home/runner/work/jdk8u-dev/jdk8u-dev/hotspot/test/gc/concurrentMarkSweep:/home/runner/work/jdk8u-dev/jdk8u-dev/test-results/testoutput/hotspot_tier1/JTwork/classes/testlibrary:/home/runner/work/jdk8u-dev/jdk8u-dev/hotspot/test/testlibrary:/home/runner/jdk-linux-x86/jdk-1.8.0-internal+0_linux-x86_bin/j2sdk-image/lib/tools.jar:/home/runner/jtreg/lib/javatest.jar:/home/runner/jtreg/lib/jtreg.jar \
    /home/runner/jdk-linux-x86/jdk-1.8.0-internal+0_linux-x86_bin/j2sdk-image/bin/java \
        -Dtest.vm.opts='-Djdk.test.docker.image.name=ubuntu-multilib -Djdk.test.docker.image.version=latest' \
        -Dtest.tool.vm.opts='-J-Djdk.test.docker.image.name=ubuntu-multilib -J-Djdk.test.docker.image.version=latest' \
        -Dtest.compiler.opts= \
        -Dtest.java.opts='-Djdk.test.docker.image.name=ubuntu-multilib -Djdk.test.docker.image.version=latest' \
        -Dtest.jdk=/home/runner/jdk-linux-x86/jdk-1.8.0-internal+0_linux-x86_bin/j2sdk-image \
        -Dcompile.jdk=/home/runner/jdk-linux-x86/jdk-1.8.0-internal+0_linux-x86_bin/j2sdk-image \
        -Dtest.timeout.factor=4.0 \
        -Dtest.root=/home/runner/work/jdk8u-dev/jdk8u-dev/hotspot/test \
        -Dtest.name=gc/concurrentMarkSweep/SystemGCOnForegroundCollector.java \
        -Dtest.file=/home/runner/work/jdk8u-dev/jdk8u-dev/hotspot/test/gc/concurrentMarkSweep/SystemGCOnForegroundCollector.java \
        -Dtest.src=/home/runner/work/jdk8u-dev/jdk8u-dev/hotspot/test/gc/concurrentMarkSweep \
        -Dtest.src.path=/home/runner/work/jdk8u-dev/jdk8u-dev/hotspot/test/gc/concurrentMarkSweep:/home/runner/work/jdk8u-dev/jdk8u-dev/hotspot/test/testlibrary \
        -Dtest.classes=/home/runner/work/jdk8u-dev/jdk8u-dev/test-results/testoutput/hotspot_tier1/JTwork/classes/gc/concurrentMarkSweep \
        -Dtest.class.path=/home/runner/work/jdk8u-dev/jdk8u-dev/test-results/testoutput/hotspot_tier1/JTwork/classes/gc/concurrentMarkSweep:/home/runner/work/jdk8u-dev/jdk8u-dev/test-results/testoutput/hotspot_tier1/JTwork/classes/testlibrary \
        -Dtest.class.path.prefix=/home/runner/work/jdk8u-dev/jdk8u-dev/test-results/testoutput/hotspot_tier1/JTwork/classes/gc/concurrentMarkSweep:/home/runner/work/jdk8u-dev/jdk8u-dev/hotspot/test/gc/concurrentMarkSweep:/home/runner/work/jdk8u-dev/jdk8u-dev/test-results/testoutput/hotspot_tier1/JTwork/classes/testlibrary \
        -Djdk.test.docker.image.name=ubuntu-multilib \
        -Djdk.test.docker.image.version=latest \
        -Djdk.test.docker.image.name=ubuntu-multilib \
        -Djdk.test.docker.image.version=latest \
        com.sun.javatest.regtest.agent.MainWrapper /home/runner/work/jdk8u-dev/jdk8u-dev/test-results/testoutput/hotspot_tier1/JTwork/gc/concurrentMarkSweep/SystemGCOnForegroundCollector.d/main.0.jta

TEST RESULT: Failed. Execution failed: `main' threw exception: java.lang.RuntimeException: 'error' found in stdout