Public bug reported:
This recently happened only on jammy.
$ cat
jtreg-test-output/hotspot/JTwork/serviceability/attach/AttachNegativePidTest.jtr
#Test Results (version 2)
#Thu Jul 23 16:16:11 UTC 2026
#-----testdescription-----
$file=/build/openjdk-21-jwG4SD/openjdk-21-21.0.12+8/test/hotspot/jtreg/serviceability/attach/AttachNegativePidTest.java
$root=/build/openjdk-21-jwG4SD/openjdk-21-21.0.12+8/test/hotspot/jtreg
keywords=bug8229957 driver
library=/test/lib
modules=jdk.attach/com.sun.tools.attach
requires=os.family \!\= "windows"
run=USER_SPECIFIED driver AttachNegativePidTest\n
source=AttachNegativePidTest.java
title=\
#-----environment-----
#-----testresult-----
description=file\:/build/openjdk-21-jwG4SD/openjdk-21-21.0.12+8/test/hotspot/jtreg/serviceability/attach/AttachNegativePidTest.java
elapsed=1014 0\:00\:01.014
end=Thu Jul 23 16\:16\:11 UTC 2026
environment=regtest
execStatus=Failed. Execution failed\: `main' threw exception\:
java.lang.NoClassDefFoundError\: jdk/test/lib/Utils
harnessLoaderMode=Classpath Loader
harnessVariety=Full Bundle
hostname=bos03-arm64-007.buildd
javatestOS=Linux 6.8.0-136-generic (arm)
javatestVersion=6.0-ea+b22-1970-01-03-${BUILT_FROM_COMMIT}
jtregVersion=jtreg 7.5.2 src 1
modules=jdk.attach/com.sun.tools.attach
script=com.sun.javatest.regtest.exec.RegressionScript
sections=script_messages build driver
start=Thu Jul 23 16\:16\:10 UTC 2026
test=serviceability/attach/AttachNegativePidTest.java
testJDK=/build/openjdk-21-jwG4SD/openjdk-21-21.0.12+8/build/bootcycle-build/images/jdk
testJDK_OS=[name\:Linux,arch\:arm,version\:6.8.0-136-generic,family\:linux,simple_arch\:arm,simple_version\:6.8,processors\:8,maxMemory\:33581830144,maxSwap\:8589930496]
testJDK_os.arch=arm
testJDK_os.name=Linux
testJDK_os.version=6.8.0-136-generic
totalTime=1018
user.name=buildd
work=/tmp/hotspot/JTwork/serviceability/attach
#section:script_messages
----------messages:(7/434)----------
JDK under test:
/build/openjdk-21-jwG4SD/openjdk-21-21.0.12+8/build/bootcycle-build/images/jdk
openjdk version "21.0.12" 2026-07-21
OpenJDK Runtime Environment (build 21.0.12+8-1-22.04-Ubuntu)
OpenJDK Server VM (build 21.0.12+8-1-22.04-Ubuntu, mixed mode, sharing)
Library /test/lib; kind: packages
source directory: /build/openjdk-21-jwG4SD/openjdk-21-21.0.12+8/test/lib
class directory: /tmp/hotspot/JTwork/classes/1/test/lib
#section:build
----------messages:(5/181)----------
command: build AttachNegativePidTest
reason: Named class compiled on demand
started: Thu Jul 23 16:16:10 UTC 2026
finished: Thu Jul 23 16:16:10 UTC 2026
elapsed time (seconds): 0.0
result: Passed. All files up to date
#section:driver
----------messages:(9/341)----------
command: driver AttachNegativePidTest
reason: User specified action: run driver AttachNegativePidTest
started: Thu Jul 23 16:16:10 UTC 2026
Mode: agentvm
Agent id: 3
Process id: 1395187
Additional exports to unnamed modules from @modules:
jdk.attach/com.sun.tools.attach
finished: Thu Jul 23 16:16:11 UTC 2026
elapsed time (seconds): 1.012
----------configuration:(18/882)----------
Boot Layer
class path: /usr/share/jtreg/lib/javatest.jar
/usr/share/jtreg/lib/jtreg.jar
/usr/share/jtreg/lib/junit-platform-console-standalone.jar
/usr/share/jtreg/lib/testng.jar
/usr/share/jtreg/lib/guice.jar
/usr/share/jtreg/lib/jcommander.jar
/usr/share/jtreg/lib/slf4j-simple.jar
/usr/share/jtreg/lib/slf4j-api.jar
patch: java.base /tmp/hotspot/JTwork/patches/java.base
Test Layer
add exports: jdk.attach/com.sun.tools.attach ALL-UNNAMED
class path:
/tmp/hotspot/JTwork/classes/1/serviceability/attach/AttachNegativePidTest.d
/build/openjdk-21-jwG4SD/openjdk-21-21.0.12+8/test/hotspot/jtreg/serviceability/attach
/tmp/hotspot/JTwork/classes/1/test/lib
/build/openjdk-21-jwG4SD/openjdk-21-21.0.12+8/test/lib
----------rerun:(27/2582)*----------
cd /tmp/hotspot/JTwork/scratch/1 && \\
HOME=/sbuild-nonexistent \\
JTREG_OPTIONS= \\
NSS_DEFAULT_DB_TYPE=sql \\
PATH=/bin:/usr/bin:/usr/sbin \\
/build/openjdk-21-jwG4SD/openjdk-21-21.0.12+8/build/bootcycle-build/images/jdk/bin/java
\\
-Dtest.vm.opts='-Dtest.boot.jdk=/usr/lib/jvm/java-21-openjdk-armhf
-XX:MaxRAMPercentage=25 -Duser.home=/tmp/ -Djava.io.tmpdir=/tmp/' \\
-Dtest.tool.vm.opts='-J-Dtest.boot.jdk=/usr/lib/jvm/java-21-openjdk-armhf
-J-XX:MaxRAMPercentage=25 -J-Duser.home=/tmp/ -J-Djava.io.tmpdir=/tmp/' \\
-Dtest.compiler.opts= \\
-Dtest.java.opts= \\
-Dtest.jdk=/build/openjdk-21-jwG4SD/openjdk-21-21.0.12+8/build/bootcycle-build/images/jdk
\\
-Dcompile.jdk=/build/openjdk-21-jwG4SD/openjdk-21-21.0.12+8/build/bootcycle-build/images/jdk
\\
-Dtest.timeout.factor=10.0 \\
-Dtest.nativepath=/build/openjdk-21-jwG4SD/openjdk-21-21.0.12+8/build/images/test/hotspot/jtreg/native
\\
-Dtest.root=/build/openjdk-21-jwG4SD/openjdk-21-21.0.12+8/test/hotspot/jtreg \\
-Dtest.name=serviceability/attach/AttachNegativePidTest.java \\
-Dtest.verbose=Verbose[p=SUMMARY,f=SUMMARY,e=SUMMARY,t=false,m=false] \\
-Dtest.file=/build/openjdk-21-jwG4SD/openjdk-21-21.0.12+8/test/hotspot/jtreg/serviceability/attach/AttachNegativePidTest.java
\\
-Dtest.main.class=AttachNegativePidTest \\
-Dtest.src=/build/openjdk-21-jwG4SD/openjdk-21-21.0.12+8/test/hotspot/jtreg/serviceability/attach
\\
-Dtest.src.path=/build/openjdk-21-jwG4SD/openjdk-21-21.0.12+8/test/hotspot/jtreg/serviceability/attach:/build/openjdk-21-jwG4SD/openjdk-21-21.0.12+8/test/lib
\\
-Dtest.classes=/tmp/hotspot/JTwork/classes/1/serviceability/attach/AttachNegativePidTest.d
\\
-Dtest.class.path=/tmp/hotspot/JTwork/classes/1/serviceability/attach/AttachNegativePidTest.d:/tmp/hotspot/JTwork/classes/1/test/lib
\\
-Dtest.class.path.prefix=/tmp/hotspot/JTwork/classes/1/serviceability/attach/AttachNegativePidTest.d:/build/openjdk-21-jwG4SD/openjdk-21-21.0.12+8/test/hotspot/jtreg/serviceability/attach:/tmp/hotspot/JTwork/classes/1/test/lib
\\
-Dtest.modules=jdk.attach/com.sun.tools.attach \\
-classpath
/tmp/hotspot/JTwork/classes/1/serviceability/attach/AttachNegativePidTest.d:/build/openjdk-21-jwG4SD/openjdk-21-21.0.12+8/test/hotspot/jtreg/serviceability/attach:/tmp/hotspot/JTwork/classes/1/test/lib:/build/openjdk-21-jwG4SD/openjdk-21-21.0.12+8/test/lib:/usr/share/jtreg/lib/javatest.jar:/usr/share/jtreg/lib/jtreg.jar
\\
AttachNegativePidTest
----------stdout:(0/0)----------
----------stderr:(0/0)----------
----------System.err:(17/959)----------
java.lang.NoClassDefFoundError: jdk/test/lib/Utils
at jdk.test.lib.apps.LingeredApp.startApp(LingeredApp.java:495)
at jdk.test.lib.apps.LingeredApp.startApp(LingeredApp.java:507)
at AttachNegativePidTest.main(AttachNegativePidTest.java:45)
at
java.base/jdk.internal.reflect.DirectMethodHandleAccessor.invoke(DirectMethodHandleAccessor.java:103)
at java.base/java.lang.reflect.Method.invoke(Method.java:580)
at
com.sun.javatest.regtest.agent.MainActionHelper$AgentVMRunnable.run(MainActionHelper.java:335)
at java.base/java.lang.Thread.run(Thread.java:1583)
Caused by: java.lang.ClassNotFoundException: jdk.test.lib.Utils
at java.base/java.net.URLClassLoader.findClass(URLClassLoader.java:445)
at java.base/java.lang.ClassLoader.loadClass(ClassLoader.java:593)
at java.base/java.lang.ClassLoader.loadClass(ClassLoader.java:526)
... 7 more
JavaTest Message: Test threw exception: java.lang.NoClassDefFoundError
JavaTest Message: shutting down test
result: Failed. Execution failed: `main' threw exception:
java.lang.NoClassDefFoundError: jdk/test/lib/Utils
test result: Failed. Execution failed: `main' threw exception:
java.lang.NoClassDefFoundError: jdk/test/lib/Utils
** Affects: openjdk-21 (Ubuntu)
Importance: Undecided
Status: New
** Description changed:
This recently happened only on jammy.
- cat
jtreg-test-output/hotspot/JTwork/serviceability/attach/AttachNegativePidTest.jtr
+ $ cat
jtreg-test-output/hotspot/JTwork/serviceability/attach/AttachNegativePidTest.jtr
#Test Results (version 2)
#Thu Jul 23 16:16:11 UTC 2026
#-----testdescription-----
$file=/build/openjdk-21-jwG4SD/openjdk-21-21.0.12+8/test/hotspot/jtreg/serviceability/attach/AttachNegativePidTest.java
$root=/build/openjdk-21-jwG4SD/openjdk-21-21.0.12+8/test/hotspot/jtreg
keywords=bug8229957 driver
library=/test/lib
modules=jdk.attach/com.sun.tools.attach
requires=os.family \!\= "windows"
run=USER_SPECIFIED driver AttachNegativePidTest\n
source=AttachNegativePidTest.java
title=\
#-----environment-----
#-----testresult-----
description=file\:/build/openjdk-21-jwG4SD/openjdk-21-21.0.12+8/test/hotspot/jtreg/serviceability/attach/AttachNegativePidTest.java
elapsed=1014 0\:00\:01.014
end=Thu Jul 23 16\:16\:11 UTC 2026
environment=regtest
execStatus=Failed. Execution failed\: `main' threw exception\:
java.lang.NoClassDefFoundError\: jdk/test/lib/Utils
harnessLoaderMode=Classpath Loader
harnessVariety=Full Bundle
hostname=bos03-arm64-007.buildd
javatestOS=Linux 6.8.0-136-generic (arm)
javatestVersion=6.0-ea+b22-1970-01-03-${BUILT_FROM_COMMIT}
jtregVersion=jtreg 7.5.2 src 1
modules=jdk.attach/com.sun.tools.attach
script=com.sun.javatest.regtest.exec.RegressionScript
sections=script_messages build driver
start=Thu Jul 23 16\:16\:10 UTC 2026
test=serviceability/attach/AttachNegativePidTest.java
testJDK=/build/openjdk-21-jwG4SD/openjdk-21-21.0.12+8/build/bootcycle-build/images/jdk
testJDK_OS=[name\:Linux,arch\:arm,version\:6.8.0-136-generic,family\:linux,simple_arch\:arm,simple_version\:6.8,processors\:8,maxMemory\:33581830144,maxSwap\:8589930496]
testJDK_os.arch=arm
testJDK_os.name=Linux
testJDK_os.version=6.8.0-136-generic
totalTime=1018
user.name=buildd
work=/tmp/hotspot/JTwork/serviceability/attach
#section:script_messages
----------messages:(7/434)----------
JDK under test:
/build/openjdk-21-jwG4SD/openjdk-21-21.0.12+8/build/bootcycle-build/images/jdk
openjdk version "21.0.12" 2026-07-21
OpenJDK Runtime Environment (build 21.0.12+8-1-22.04-Ubuntu)
OpenJDK Server VM (build 21.0.12+8-1-22.04-Ubuntu, mixed mode, sharing)
Library /test/lib; kind: packages
- source directory: /build/openjdk-21-jwG4SD/openjdk-21-21.0.12+8/test/lib
- class directory: /tmp/hotspot/JTwork/classes/1/test/lib
+ source directory: /build/openjdk-21-jwG4SD/openjdk-21-21.0.12+8/test/lib
+ class directory: /tmp/hotspot/JTwork/classes/1/test/lib
#section:build
----------messages:(5/181)----------
command: build AttachNegativePidTest
reason: Named class compiled on demand
started: Thu Jul 23 16:16:10 UTC 2026
finished: Thu Jul 23 16:16:10 UTC 2026
elapsed time (seconds): 0.0
result: Passed. All files up to date
#section:driver
----------messages:(9/341)----------
command: driver AttachNegativePidTest
reason: User specified action: run driver AttachNegativePidTest
started: Thu Jul 23 16:16:10 UTC 2026
Mode: agentvm
Agent id: 3
Process id: 1395187
Additional exports to unnamed modules from @modules:
jdk.attach/com.sun.tools.attach
finished: Thu Jul 23 16:16:11 UTC 2026
elapsed time (seconds): 1.012
----------configuration:(18/882)----------
Boot Layer
- class path: /usr/share/jtreg/lib/javatest.jar
- /usr/share/jtreg/lib/jtreg.jar
- /usr/share/jtreg/lib/junit-platform-console-standalone.jar
- /usr/share/jtreg/lib/testng.jar
- /usr/share/jtreg/lib/guice.jar
- /usr/share/jtreg/lib/jcommander.jar
- /usr/share/jtreg/lib/slf4j-simple.jar
- /usr/share/jtreg/lib/slf4j-api.jar
- patch: java.base /tmp/hotspot/JTwork/patches/java.base
+ class path: /usr/share/jtreg/lib/javatest.jar
+ /usr/share/jtreg/lib/jtreg.jar
+ /usr/share/jtreg/lib/junit-platform-console-standalone.jar
+ /usr/share/jtreg/lib/testng.jar
+ /usr/share/jtreg/lib/guice.jar
+ /usr/share/jtreg/lib/jcommander.jar
+ /usr/share/jtreg/lib/slf4j-simple.jar
+ /usr/share/jtreg/lib/slf4j-api.jar
+ patch: java.base /tmp/hotspot/JTwork/patches/java.base
Test Layer
- add exports: jdk.attach/com.sun.tools.attach ALL-UNNAMED
- class path:
/tmp/hotspot/JTwork/classes/1/serviceability/attach/AttachNegativePidTest.d
-
/build/openjdk-21-jwG4SD/openjdk-21-21.0.12+8/test/hotspot/jtreg/serviceability/attach
- /tmp/hotspot/JTwork/classes/1/test/lib
- /build/openjdk-21-jwG4SD/openjdk-21-21.0.12+8/test/lib
+ add exports: jdk.attach/com.sun.tools.attach ALL-UNNAMED
+ class path:
/tmp/hotspot/JTwork/classes/1/serviceability/attach/AttachNegativePidTest.d
+
/build/openjdk-21-jwG4SD/openjdk-21-21.0.12+8/test/hotspot/jtreg/serviceability/attach
+ /tmp/hotspot/JTwork/classes/1/test/lib
+ /build/openjdk-21-jwG4SD/openjdk-21-21.0.12+8/test/lib
----------rerun:(27/2582)*----------
cd /tmp/hotspot/JTwork/scratch/1 && \\
HOME=/sbuild-nonexistent \\
JTREG_OPTIONS= \\
NSS_DEFAULT_DB_TYPE=sql \\
PATH=/bin:/usr/bin:/usr/sbin \\
-
/build/openjdk-21-jwG4SD/openjdk-21-21.0.12+8/build/bootcycle-build/images/jdk/bin/java
\\
- -Dtest.vm.opts='-Dtest.boot.jdk=/usr/lib/jvm/java-21-openjdk-armhf
-XX:MaxRAMPercentage=25 -Duser.home=/tmp/ -Djava.io.tmpdir=/tmp/' \\
-
-Dtest.tool.vm.opts='-J-Dtest.boot.jdk=/usr/lib/jvm/java-21-openjdk-armhf
-J-XX:MaxRAMPercentage=25 -J-Duser.home=/tmp/ -J-Djava.io.tmpdir=/tmp/' \\
- -Dtest.compiler.opts= \\
- -Dtest.java.opts= \\
-
-Dtest.jdk=/build/openjdk-21-jwG4SD/openjdk-21-21.0.12+8/build/bootcycle-build/images/jdk
\\
-
-Dcompile.jdk=/build/openjdk-21-jwG4SD/openjdk-21-21.0.12+8/build/bootcycle-build/images/jdk
\\
- -Dtest.timeout.factor=10.0 \\
-
-Dtest.nativepath=/build/openjdk-21-jwG4SD/openjdk-21-21.0.12+8/build/images/test/hotspot/jtreg/native
\\
-
-Dtest.root=/build/openjdk-21-jwG4SD/openjdk-21-21.0.12+8/test/hotspot/jtreg \\
- -Dtest.name=serviceability/attach/AttachNegativePidTest.java \\
- -Dtest.verbose=Verbose[p=SUMMARY,f=SUMMARY,e=SUMMARY,t=false,m=false]
\\
-
-Dtest.file=/build/openjdk-21-jwG4SD/openjdk-21-21.0.12+8/test/hotspot/jtreg/serviceability/attach/AttachNegativePidTest.java
\\
- -Dtest.main.class=AttachNegativePidTest \\
-
-Dtest.src=/build/openjdk-21-jwG4SD/openjdk-21-21.0.12+8/test/hotspot/jtreg/serviceability/attach
\\
-
-Dtest.src.path=/build/openjdk-21-jwG4SD/openjdk-21-21.0.12+8/test/hotspot/jtreg/serviceability/attach:/build/openjdk-21-jwG4SD/openjdk-21-21.0.12+8/test/lib
\\
-
-Dtest.classes=/tmp/hotspot/JTwork/classes/1/serviceability/attach/AttachNegativePidTest.d
\\
-
-Dtest.class.path=/tmp/hotspot/JTwork/classes/1/serviceability/attach/AttachNegativePidTest.d:/tmp/hotspot/JTwork/classes/1/test/lib
\\
-
-Dtest.class.path.prefix=/tmp/hotspot/JTwork/classes/1/serviceability/attach/AttachNegativePidTest.d:/build/openjdk-21-jwG4SD/openjdk-21-21.0.12+8/test/hotspot/jtreg/serviceability/attach:/tmp/hotspot/JTwork/classes/1/test/lib
\\
- -Dtest.modules=jdk.attach/com.sun.tools.attach \\
- -classpath
/tmp/hotspot/JTwork/classes/1/serviceability/attach/AttachNegativePidTest.d:/build/openjdk-21-jwG4SD/openjdk-21-21.0.12+8/test/hotspot/jtreg/serviceability/attach:/tmp/hotspot/JTwork/classes/1/test/lib:/build/openjdk-21-jwG4SD/openjdk-21-21.0.12+8/test/lib:/usr/share/jtreg/lib/javatest.jar:/usr/share/jtreg/lib/jtreg.jar
\\
- AttachNegativePidTest
+
/build/openjdk-21-jwG4SD/openjdk-21-21.0.12+8/build/bootcycle-build/images/jdk/bin/java
\\
+ -Dtest.vm.opts='-Dtest.boot.jdk=/usr/lib/jvm/java-21-openjdk-armhf
-XX:MaxRAMPercentage=25 -Duser.home=/tmp/ -Djava.io.tmpdir=/tmp/' \\
+
-Dtest.tool.vm.opts='-J-Dtest.boot.jdk=/usr/lib/jvm/java-21-openjdk-armhf
-J-XX:MaxRAMPercentage=25 -J-Duser.home=/tmp/ -J-Djava.io.tmpdir=/tmp/' \\
+ -Dtest.compiler.opts= \\
+ -Dtest.java.opts= \\
+
-Dtest.jdk=/build/openjdk-21-jwG4SD/openjdk-21-21.0.12+8/build/bootcycle-build/images/jdk
\\
+
-Dcompile.jdk=/build/openjdk-21-jwG4SD/openjdk-21-21.0.12+8/build/bootcycle-build/images/jdk
\\
+ -Dtest.timeout.factor=10.0 \\
+
-Dtest.nativepath=/build/openjdk-21-jwG4SD/openjdk-21-21.0.12+8/build/images/test/hotspot/jtreg/native
\\
+
-Dtest.root=/build/openjdk-21-jwG4SD/openjdk-21-21.0.12+8/test/hotspot/jtreg \\
+ -Dtest.name=serviceability/attach/AttachNegativePidTest.java \\
+ -Dtest.verbose=Verbose[p=SUMMARY,f=SUMMARY,e=SUMMARY,t=false,m=false]
\\
+
-Dtest.file=/build/openjdk-21-jwG4SD/openjdk-21-21.0.12+8/test/hotspot/jtreg/serviceability/attach/AttachNegativePidTest.java
\\
+ -Dtest.main.class=AttachNegativePidTest \\
+
-Dtest.src=/build/openjdk-21-jwG4SD/openjdk-21-21.0.12+8/test/hotspot/jtreg/serviceability/attach
\\
+
-Dtest.src.path=/build/openjdk-21-jwG4SD/openjdk-21-21.0.12+8/test/hotspot/jtreg/serviceability/attach:/build/openjdk-21-jwG4SD/openjdk-21-21.0.12+8/test/lib
\\
+
-Dtest.classes=/tmp/hotspot/JTwork/classes/1/serviceability/attach/AttachNegativePidTest.d
\\
+
-Dtest.class.path=/tmp/hotspot/JTwork/classes/1/serviceability/attach/AttachNegativePidTest.d:/tmp/hotspot/JTwork/classes/1/test/lib
\\
+
-Dtest.class.path.prefix=/tmp/hotspot/JTwork/classes/1/serviceability/attach/AttachNegativePidTest.d:/build/openjdk-21-jwG4SD/openjdk-21-21.0.12+8/test/hotspot/jtreg/serviceability/attach:/tmp/hotspot/JTwork/classes/1/test/lib
\\
+ -Dtest.modules=jdk.attach/com.sun.tools.attach \\
+ -classpath
/tmp/hotspot/JTwork/classes/1/serviceability/attach/AttachNegativePidTest.d:/build/openjdk-21-jwG4SD/openjdk-21-21.0.12+8/test/hotspot/jtreg/serviceability/attach:/tmp/hotspot/JTwork/classes/1/test/lib:/build/openjdk-21-jwG4SD/openjdk-21-21.0.12+8/test/lib:/usr/share/jtreg/lib/javatest.jar:/usr/share/jtreg/lib/jtreg.jar
\\
+ AttachNegativePidTest
----------stdout:(0/0)----------
----------stderr:(0/0)----------
----------System.err:(17/959)----------
java.lang.NoClassDefFoundError: jdk/test/lib/Utils
- at jdk.test.lib.apps.LingeredApp.startApp(LingeredApp.java:495)
- at jdk.test.lib.apps.LingeredApp.startApp(LingeredApp.java:507)
- at AttachNegativePidTest.main(AttachNegativePidTest.java:45)
- at
java.base/jdk.internal.reflect.DirectMethodHandleAccessor.invoke(DirectMethodHandleAccessor.java:103)
- at java.base/java.lang.reflect.Method.invoke(Method.java:580)
- at
com.sun.javatest.regtest.agent.MainActionHelper$AgentVMRunnable.run(MainActionHelper.java:335)
- at java.base/java.lang.Thread.run(Thread.java:1583)
+ at jdk.test.lib.apps.LingeredApp.startApp(LingeredApp.java:495)
+ at jdk.test.lib.apps.LingeredApp.startApp(LingeredApp.java:507)
+ at AttachNegativePidTest.main(AttachNegativePidTest.java:45)
+ at
java.base/jdk.internal.reflect.DirectMethodHandleAccessor.invoke(DirectMethodHandleAccessor.java:103)
+ at java.base/java.lang.reflect.Method.invoke(Method.java:580)
+ at
com.sun.javatest.regtest.agent.MainActionHelper$AgentVMRunnable.run(MainActionHelper.java:335)
+ at java.base/java.lang.Thread.run(Thread.java:1583)
Caused by: java.lang.ClassNotFoundException: jdk.test.lib.Utils
- at
java.base/java.net.URLClassLoader.findClass(URLClassLoader.java:445)
- at java.base/java.lang.ClassLoader.loadClass(ClassLoader.java:593)
- at java.base/java.lang.ClassLoader.loadClass(ClassLoader.java:526)
- ... 7 more
+ at
java.base/java.net.URLClassLoader.findClass(URLClassLoader.java:445)
+ at java.base/java.lang.ClassLoader.loadClass(ClassLoader.java:593)
+ at java.base/java.lang.ClassLoader.loadClass(ClassLoader.java:526)
+ ... 7 more
JavaTest Message: Test threw exception: java.lang.NoClassDefFoundError
JavaTest Message: shutting down test
result: Failed. Execution failed: `main' threw exception:
java.lang.NoClassDefFoundError: jdk/test/lib/Utils
-
- test result: Failed. Execution failed: `main' threw exception:
java.lang.NoClassDefFoundError: jdk/test/lib/Utils
+ test result: Failed. Execution failed: `main' threw exception:
+ java.lang.NoClassDefFoundError: jdk/test/lib/Utils
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https://bugs.launchpad.net/bugs/2161989
Title:
JTREG failure on armhf:
serviceability/attach/AttachNegativePidTest.java
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