[JENKINS-68946] After upgrade to 2.358 - ec2 agents are not launched - Jenkins Jira

Type: Bug
Resolution: Not A Defect
Priority: Blocker
Component/s: ec2-plugin
Labels:
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Looks like something goes wrong when the jenkins master trying to bring new nodes up,

here is the log of the jenkins node launching:

Complete!
Jul 07, 2022 2:44:50 PM hudson.plugins.ec2.EC2Cloud
INFO: Verifying: which scp
/usr/bin/scp
Jul 07, 2022 2:44:50 PM hudson.plugins.ec2.EC2Cloud
INFO: Copying remoting.jar to: /tmp
Jul 07, 2022 2:44:50 PM hudson.plugins.ec2.EC2Cloud
INFO: Launching remoting agent (via Trilead SSH2 Connection):  java  -jar /tmp/remoting.jar -workDir /home/ec2-user/jenkins
<===[JENKINS REMOTING CAPACITY]===>ERROR: Remote call on EC2 (AWS) - my_node (sir-vjgyde5k) failed
java.io.IOException: Remote call on EC2 (AWS) - my_node (sir-vjgyde5k) failed
    at hudson.remoting.Channel.call(Channel.java:1004)
    at hudson.slaves.SlaveComputer.setChannel(SlaveComputer.java:660)
    at hudson.slaves.SlaveComputer.setChannel(SlaveComputer.java:438)
    at hudson.plugins.ec2.ssh.EC2UnixLauncher.launchScript(EC2UnixLauncher.java:282)
    at hudson.plugins.ec2.EC2ComputerLauncher.launch(EC2ComputerLauncher.java:48)
    at hudson.slaves.SlaveComputer.lambda$_connect$0(SlaveComputer.java:298)
    at jenkins.util.ContextResettingExecutorService$2.call(ContextResettingExecutorService.java:48)
    at jenkins.security.ImpersonatingExecutorService$2.call(ImpersonatingExecutorService.java:82)
    at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    at java.base/java.lang.Thread.run(Thread.java:833)
Caused by: java.lang.UnsupportedClassVersionError: Failed to load hudson.slaves.SlaveComputer$SlaveVersion
    at hudson.remoting.RemoteClassLoader.loadClassFile(RemoteClassLoader.java:460)
    at hudson.remoting.RemoteClassLoader.loadRemoteClass(RemoteClassLoader.java:292)
    at hudson.remoting.RemoteClassLoader.loadWithMultiClassLoader(RemoteClassLoader.java:269)
    at hudson.remoting.RemoteClassLoader.findClass(RemoteClassLoader.java:228)
    at java.lang.ClassLoader.loadClass(ClassLoader.java:418)
    at java.lang.ClassLoader.loadClass(ClassLoader.java:351)
    at java.lang.Class.forName0(Native Method)
    at java.lang.Class.forName(Class.java:348)
    at hudson.remoting.MultiClassLoaderSerializer$Input.resolveClass(MultiClassLoaderSerializer.java:132)
    at java.io.ObjectInputStream.readNonProxyDesc(ObjectInputStream.java:1985)
    at java.io.ObjectInputStream.readClassDesc(ObjectInputStream.java:1849)
    at java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:2159)
    at java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1666)
    at java.io.ObjectInputStream.readObject(ObjectInputStream.java:502)
    at java.io.ObjectInputStream.readObject(ObjectInputStream.java:460)
    at hudson.remoting.UserRequest.deserialize(UserRequest.java:289)
    at hudson.remoting.UserRequest.perform(UserRequest.java:189)
    at hudson.remoting.UserRequest.perform(UserRequest.java:54)
    at hudson.remoting.Request$2.run(Request.java:376)
    at hudson.remoting.InterceptingExecutorService.lambda$wrap$0(InterceptingExecutorService.java:78)
    at java.util.concurrent.FutureTask.run(FutureTask.java:266)
    at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
    at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
    at java.lang.Thread.run(Thread.java:748)
    Suppressed: hudson.remoting.Channel$CallSiteStackTrace: Remote call to EC2 (AWS) - my_node (sir-vjgyde5k)
        at hudson.remoting.Channel.attachCallSiteStackTrace(Channel.java:1784)
        at hudson.remoting.UserRequest$ExceptionResponse.retrieve(UserRequest.java:356)
        at hudson.remoting.Channel.call(Channel.java:1000)
        at hudson.slaves.SlaveComputer.setChannel(SlaveComputer.java:660)
        at hudson.slaves.SlaveComputer.setChannel(SlaveComputer.java:438)
        at hudson.plugins.ec2.ssh.EC2UnixLauncher.launchScript(EC2UnixLauncher.java:282)
        at hudson.plugins.ec2.EC2ComputerLauncher.launch(EC2ComputerLauncher.java:48)
        at hudson.slaves.SlaveComputer.lambda$_connect$0(SlaveComputer.java:298)
        at jenkins.util.ContextResettingExecutorService$2.call(ContextResettingExecutorService.java:48)
        at jenkins.security.ImpersonatingExecutorService$2.call(ImpersonatingExecutorService.java:82)
        at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
        at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
        at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
        at java.base/java.lang.Thread.run(Thread.java:833)
Caused by: java.lang.UnsupportedClassVersionError: hudson/slaves/SlaveComputer$SlaveVersion has been compiled by a more recent version of the Java Runtime (class file version 55.0), this version of the Java Runtime only recognizes class file versions up to 52.0
    at java.lang.ClassLoader.defineClass1(Native Method)
    at java.lang.ClassLoader.defineClass(ClassLoader.java:756)
    at java.lang.ClassLoader.defineClass(ClassLoader.java:635)
    at hudson.remoting.RemoteClassLoader.loadClassFile(RemoteClassLoader.java:458)
    ... 23 more
ERROR: Connection terminated
java.io.EOFException
    at java.base/java.io.ObjectInputStream$PeekInputStream.readFully(ObjectInputStream.java:2926)
    at java.base/java.io.ObjectInputStream$BlockDataInputStream.readShort(ObjectInputStream.java:3421)
    at java.base/java.io.ObjectInputStream.readStreamHeader(ObjectInputStream.java:959)
    at java.base/java.io.ObjectInputStream.<init>(ObjectInputStream.java:397)
    at hudson.remoting.ObjectInputStreamEx.<init>(ObjectInputStreamEx.java:49)
    at hudson.remoting.Command.readFrom(Command.java:142)
    at hudson.remoting.Command.readFrom(Command.java:128)
    at hudson.remoting.AbstractSynchronousByteArrayCommandTransport.read(AbstractSynchronousByteArrayCommandTransport.java:35)
    at hudson.remoting.SynchronousCommandTransport$ReaderThread.run(SynchronousCommandTransport.java:61)
Caused: java.io.IOException: Unexpected termination of the channel
    at hudson.remoting.SynchronousCommandTransport$ReaderThread.run(SynchronousCommandTransport.java:75)HTTP ERROR 404 Not Found

an upgrade to 2.357 also caused a similar error

its happening with all the images i tried:

2.358-jdk17

2.358-jdk11

2.358

2.357-jdk11

is duplicated by

JENKINS-69581 Remoting -fullversion should fail if it finds Java 8

In Progress

Ofir created issue - 2022-07-06 16:00

Ofir made changes - 2022-07-06 16:00

Description

Original: Looks like something goes wrong when the jenkins master trying to bring new nodes up,

here is the log of the jenkins node launching:

{code:java}
Complete! Jul 06, 2022 3:44:00 PM hudson.plugins.ec2.EC2Cloud INFO: Verifying: which scp /usr/bin/scp Jul 06, 2022 3:44:00 PM hudson.plugins.ec2.EC2Cloud INFO: Copying remoting.jar to: /tmp Jul 06, 2022 3:44:01 PM hudson.plugins.ec2.EC2Cloud INFO: Launching remoting agent (via Trilead SSH2 Connection): java -jar /tmp/remoting.jar -workDir /home/ec2-user/jenkins

HTTP ERROR 404 Not Found URI:/computer/EC2%20%28AWS%29%20-%20medium_privileged_non_prod_access%20%28sir-m3weeynh%29/logText/progressiveHtmlSTATUS:404MESSAGE:Not FoundSERVLET:Stapler Powered by Jetty:// 9.4.46.v20220331
{code}
I checked that indeed its the upgrade to 2.357 that caused this and not any other plugin, and 2.356 does not have this problem, but 2.357 and 2.358 have it

New: Looks like something goes wrong when the jenkins master trying to bring new nodes up,

here is the log of the jenkins node launching:

{code:java}
Complete! Jul 06, 2022 3:44:00 PM hudson.plugins.ec2.EC2Cloud INFO: Verifying: which scp /usr/bin/scp Jul 06, 2022 3:44:00 PM hudson.plugins.ec2.EC2Cloud INFO: Copying remoting.jar to: /tmp Jul 06, 2022 3:44:01 PM hudson.plugins.ec2.EC2Cloud INFO: Launching remoting agent (via Trilead SSH2 Connection): java -jar /tmp/remoting.jar -workDir /home/ec2-user/jenkins

HTTP ERROR 404 Not Found URI:/computer/EC2%20%28AWS%29%20-%20my_node%20%28sir-m3weeynh%29/logText/progressiveHtmlSTATUS:404MESSAGE:Not FoundSERVLET:Stapler Powered by Jetty:// 9.4.46.v20220331
{code}
I checked that indeed its the upgrade to 2.357 that caused this and not any other plugin, and 2.356 does not have this problem, but 2.357 and 2.358 have it

Ofir made changes - 2022-07-06 16:01

Priority

Original: Minor [ 4 ]

New: Major [ 3 ]

Ofir made changes - 2022-07-06 16:02

Priority

Original: Major [ 3 ]

New: Critical [ 2 ]

Ofir made changes - 2022-07-06 16:02

Summary

Original: After upgrade to 2.357-jdk11 - nodes are not coming up

New: After upgrade to 2.357-jdk11 - ec2 agents are not launched

Ofir made changes - 2022-07-06 16:04

Component/s

New: remoting [ 15489 ]

Ofir made changes - 2022-07-06 16:04

Component/s

New: ec2-plugin [ 15625 ]

Ofir made changes - 2022-07-07 11:48

Priority

Original: Critical [ 2 ]

New: Blocker [ 1 ]

Ofir made changes - 2022-07-07 14:46

Description

Original: Looks like something goes wrong when the jenkins master trying to bring new nodes up,

here is the log of the jenkins node launching:

{code:java}
Complete! Jul 06, 2022 3:44:00 PM hudson.plugins.ec2.EC2Cloud INFO: Verifying: which scp /usr/bin/scp Jul 06, 2022 3:44:00 PM hudson.plugins.ec2.EC2Cloud INFO: Copying remoting.jar to: /tmp Jul 06, 2022 3:44:01 PM hudson.plugins.ec2.EC2Cloud INFO: Launching remoting agent (via Trilead SSH2 Connection): java -jar /tmp/remoting.jar -workDir /home/ec2-user/jenkins

HTTP ERROR 404 Not Found URI:/computer/EC2%20%28AWS%29%20-%20my_node%20%28sir-m3weeynh%29/logText/progressiveHtmlSTATUS:404MESSAGE:Not FoundSERVLET:Stapler Powered by Jetty:// 9.4.46.v20220331
{code}
I checked that indeed its the upgrade to 2.357 that caused this and not any other plugin, and 2.356 does not have this problem, but 2.357 and 2.358 have it

New: Looks like something goes wrong when the jenkins master trying to bring new nodes up,

here is the log of the jenkins node launching:

{code:java}
Complete!
Jul 07, 2022 2:44:50 PM hudson.plugins.ec2.EC2Cloud
INFO: Verifying: which scp
/usr/bin/scp
Jul 07, 2022 2:44:50 PM hudson.plugins.ec2.EC2Cloud
INFO: Copying remoting.jar to: /tmp
Jul 07, 2022 2:44:50 PM hudson.plugins.ec2.EC2Cloud
INFO: Launching remoting agent (via Trilead SSH2 Connection): java -jar /tmp/remoting.jar -workDir /home/ec2-user/jenkins
<===[JENKINS REMOTING CAPACITY]===>ERROR: Remote call on EC2 (AWS) - medium_privileged_non_prod_access (sir-vjgyde5k) failed
java.io.IOException: Remote call on EC2 (AWS) - medium_privileged_non_prod_access (sir-vjgyde5k) failed
at hudson.remoting.Channel.call(Channel.java:1004)
at hudson.slaves.SlaveComputer.setChannel(SlaveComputer.java:660)
at hudson.slaves.SlaveComputer.setChannel(SlaveComputer.java:438)
at hudson.plugins.ec2.ssh.EC2UnixLauncher.launchScript(EC2UnixLauncher.java:282)
at hudson.plugins.ec2.EC2ComputerLauncher.launch(EC2ComputerLauncher.java:48)
at hudson.slaves.SlaveComputer.lambda$_connect$0(SlaveComputer.java:298)
at jenkins.util.ContextResettingExecutorService$2.call(ContextResettingExecutorService.java:48)
at jenkins.security.ImpersonatingExecutorService$2.call(ImpersonatingExecutorService.java:82)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:833)
Caused by: java.lang.UnsupportedClassVersionError: Failed to load hudson.slaves.SlaveComputer$SlaveVersion
at hudson.remoting.RemoteClassLoader.loadClassFile(RemoteClassLoader.java:460)
at hudson.remoting.RemoteClassLoader.loadRemoteClass(RemoteClassLoader.java:292)
at hudson.remoting.RemoteClassLoader.loadWithMultiClassLoader(RemoteClassLoader.java:269)
at hudson.remoting.RemoteClassLoader.findClass(RemoteClassLoader.java:228)
at java.lang.ClassLoader.loadClass(ClassLoader.java:418)
at java.lang.ClassLoader.loadClass(ClassLoader.java:351)
at java.lang.Class.forName0(Native Method)
at java.lang.Class.forName(Class.java:348)
at hudson.remoting.MultiClassLoaderSerializer$Input.resolveClass(MultiClassLoaderSerializer.java:132)
at java.io.ObjectInputStream.readNonProxyDesc(ObjectInputStream.java:1985)
at java.io.ObjectInputStream.readClassDesc(ObjectInputStream.java:1849)
at java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:2159)
at java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1666)
at java.io.ObjectInputStream.readObject(ObjectInputStream.java:502)
at java.io.ObjectInputStream.readObject(ObjectInputStream.java:460)
at hudson.remoting.UserRequest.deserialize(UserRequest.java:289)
at hudson.remoting.UserRequest.perform(UserRequest.java:189)
at hudson.remoting.UserRequest.perform(UserRequest.java:54)
at hudson.remoting.Request$2.run(Request.java:376)
at hudson.remoting.InterceptingExecutorService.lambda$wrap$0(InterceptingExecutorService.java:78)
at java.util.concurrent.FutureTask.run(FutureTask.java:266)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
at java.lang.Thread.run(Thread.java:748)
Suppressed: hudson.remoting.Channel$CallSiteStackTrace: Remote call to EC2 (AWS) - medium_privileged_non_prod_access (sir-vjgyde5k)
at hudson.remoting.Channel.attachCallSiteStackTrace(Channel.java:1784)
at hudson.remoting.UserRequest$ExceptionResponse.retrieve(UserRequest.java:356)
at hudson.remoting.Channel.call(Channel.java:1000)
at hudson.slaves.SlaveComputer.setChannel(SlaveComputer.java:660)
at hudson.slaves.SlaveComputer.setChannel(SlaveComputer.java:438)
at hudson.plugins.ec2.ssh.EC2UnixLauncher.launchScript(EC2UnixLauncher.java:282)
at hudson.plugins.ec2.EC2ComputerLauncher.launch(EC2ComputerLauncher.java:48)
at hudson.slaves.SlaveComputer.lambda$_connect$0(SlaveComputer.java:298)
at jenkins.util.ContextResettingExecutorService$2.call(ContextResettingExecutorService.java:48)
at jenkins.security.ImpersonatingExecutorService$2.call(ImpersonatingExecutorService.java:82)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:833)
Caused by: java.lang.UnsupportedClassVersionError: hudson/slaves/SlaveComputer$SlaveVersion has been compiled by a more recent version of the Java Runtime (class file version 55.0), this version of the Java Runtime only recognizes class file versions up to 52.0
at java.lang.ClassLoader.defineClass1(Native Method)
at java.lang.ClassLoader.defineClass(ClassLoader.java:756)
at java.lang.ClassLoader.defineClass(ClassLoader.java:635)
at hudson.remoting.RemoteClassLoader.loadClassFile(RemoteClassLoader.java:458)
... 23 more
ERROR: Connection terminated
java.io.EOFException
at java.base/java.io.ObjectInputStream$PeekInputStream.readFully(ObjectInputStream.java:2926)
at java.base/java.io.ObjectInputStream$BlockDataInputStream.readShort(ObjectInputStream.java:3421)
at java.base/java.io.ObjectInputStream.readStreamHeader(ObjectInputStream.java:959)
at java.base/java.io.ObjectInputStream.<init>(ObjectInputStream.java:397)
at hudson.remoting.ObjectInputStreamEx.<init>(ObjectInputStreamEx.java:49)
at hudson.remoting.Command.readFrom(Command.java:142)
at hudson.remoting.Command.readFrom(Command.java:128)
at hudson.remoting.AbstractSynchronousByteArrayCommandTransport.read(AbstractSynchronousByteArrayCommandTransport.java:35)
at hudson.remoting.SynchronousCommandTransport$ReaderThread.run(SynchronousCommandTransport.java:61)
Caused: java.io.IOException: Unexpected termination of the channel
at hudson.remoting.SynchronousCommandTransport$ReaderThread.run(SynchronousCommandTransport.java:75)

HTTP ERROR 404 Not Found
{code}
I checked that indeed its the upgrade to 2.357 that caused this and not any other plugin, and 2.356 does not have this problem, but 2.357 and 2.358 have it

Ofir made changes - 2022-07-07 14:57

Summary

Original: After upgrade to 2.357-jdk11 - ec2 agents are not launched

New: After upgrade to 2.358-jdk17 - ec2 agents are not launched

Ofir made changes - 2022-07-07 14:59

Description

Original: Looks like something goes wrong when the jenkins master trying to bring new nodes up,

here is the log of the jenkins node launching:

{code:java}
Complete!
Jul 07, 2022 2:44:50 PM hudson.plugins.ec2.EC2Cloud
INFO: Verifying: which scp
/usr/bin/scp
Jul 07, 2022 2:44:50 PM hudson.plugins.ec2.EC2Cloud
INFO: Copying remoting.jar to: /tmp
Jul 07, 2022 2:44:50 PM hudson.plugins.ec2.EC2Cloud
INFO: Launching remoting agent (via Trilead SSH2 Connection): java -jar /tmp/remoting.jar -workDir /home/ec2-user/jenkins
<===[JENKINS REMOTING CAPACITY]===>ERROR: Remote call on EC2 (AWS) - medium_privileged_non_prod_access (sir-vjgyde5k) failed
java.io.IOException: Remote call on EC2 (AWS) - medium_privileged_non_prod_access (sir-vjgyde5k) failed
at hudson.remoting.Channel.call(Channel.java:1004)
at hudson.slaves.SlaveComputer.setChannel(SlaveComputer.java:660)
at hudson.slaves.SlaveComputer.setChannel(SlaveComputer.java:438)
at hudson.plugins.ec2.ssh.EC2UnixLauncher.launchScript(EC2UnixLauncher.java:282)
at hudson.plugins.ec2.EC2ComputerLauncher.launch(EC2ComputerLauncher.java:48)
at hudson.slaves.SlaveComputer.lambda$_connect$0(SlaveComputer.java:298)
at jenkins.util.ContextResettingExecutorService$2.call(ContextResettingExecutorService.java:48)
at jenkins.security.ImpersonatingExecutorService$2.call(ImpersonatingExecutorService.java:82)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:833)
Caused by: java.lang.UnsupportedClassVersionError: Failed to load hudson.slaves.SlaveComputer$SlaveVersion
at hudson.remoting.RemoteClassLoader.loadClassFile(RemoteClassLoader.java:460)
at hudson.remoting.RemoteClassLoader.loadRemoteClass(RemoteClassLoader.java:292)
at hudson.remoting.RemoteClassLoader.loadWithMultiClassLoader(RemoteClassLoader.java:269)
at hudson.remoting.RemoteClassLoader.findClass(RemoteClassLoader.java:228)
at java.lang.ClassLoader.loadClass(ClassLoader.java:418)
at java.lang.ClassLoader.loadClass(ClassLoader.java:351)
at java.lang.Class.forName0(Native Method)
at java.lang.Class.forName(Class.java:348)
at hudson.remoting.MultiClassLoaderSerializer$Input.resolveClass(MultiClassLoaderSerializer.java:132)
at java.io.ObjectInputStream.readNonProxyDesc(ObjectInputStream.java:1985)
at java.io.ObjectInputStream.readClassDesc(ObjectInputStream.java:1849)
at java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:2159)
at java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1666)
at java.io.ObjectInputStream.readObject(ObjectInputStream.java:502)
at java.io.ObjectInputStream.readObject(ObjectInputStream.java:460)
at hudson.remoting.UserRequest.deserialize(UserRequest.java:289)
at hudson.remoting.UserRequest.perform(UserRequest.java:189)
at hudson.remoting.UserRequest.perform(UserRequest.java:54)
at hudson.remoting.Request$2.run(Request.java:376)
at hudson.remoting.InterceptingExecutorService.lambda$wrap$0(InterceptingExecutorService.java:78)
at java.util.concurrent.FutureTask.run(FutureTask.java:266)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
at java.lang.Thread.run(Thread.java:748)
Suppressed: hudson.remoting.Channel$CallSiteStackTrace: Remote call to EC2 (AWS) - medium_privileged_non_prod_access (sir-vjgyde5k)
at hudson.remoting.Channel.attachCallSiteStackTrace(Channel.java:1784)
at hudson.remoting.UserRequest$ExceptionResponse.retrieve(UserRequest.java:356)
at hudson.remoting.Channel.call(Channel.java:1000)
at hudson.slaves.SlaveComputer.setChannel(SlaveComputer.java:660)
at hudson.slaves.SlaveComputer.setChannel(SlaveComputer.java:438)
at hudson.plugins.ec2.ssh.EC2UnixLauncher.launchScript(EC2UnixLauncher.java:282)
at hudson.plugins.ec2.EC2ComputerLauncher.launch(EC2ComputerLauncher.java:48)
at hudson.slaves.SlaveComputer.lambda$_connect$0(SlaveComputer.java:298)
at jenkins.util.ContextResettingExecutorService$2.call(ContextResettingExecutorService.java:48)
at jenkins.security.ImpersonatingExecutorService$2.call(ImpersonatingExecutorService.java:82)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:833)
Caused by: java.lang.UnsupportedClassVersionError: hudson/slaves/SlaveComputer$SlaveVersion has been compiled by a more recent version of the Java Runtime (class file version 55.0), this version of the Java Runtime only recognizes class file versions up to 52.0
at java.lang.ClassLoader.defineClass1(Native Method)
at java.lang.ClassLoader.defineClass(ClassLoader.java:756)
at java.lang.ClassLoader.defineClass(ClassLoader.java:635)
at hudson.remoting.RemoteClassLoader.loadClassFile(RemoteClassLoader.java:458)
... 23 more
ERROR: Connection terminated
java.io.EOFException
at java.base/java.io.ObjectInputStream$PeekInputStream.readFully(ObjectInputStream.java:2926)
at java.base/java.io.ObjectInputStream$BlockDataInputStream.readShort(ObjectInputStream.java:3421)
at java.base/java.io.ObjectInputStream.readStreamHeader(ObjectInputStream.java:959)
at java.base/java.io.ObjectInputStream.<init>(ObjectInputStream.java:397)
at hudson.remoting.ObjectInputStreamEx.<init>(ObjectInputStreamEx.java:49)
at hudson.remoting.Command.readFrom(Command.java:142)
at hudson.remoting.Command.readFrom(Command.java:128)
at hudson.remoting.AbstractSynchronousByteArrayCommandTransport.read(AbstractSynchronousByteArrayCommandTransport.java:35)
at hudson.remoting.SynchronousCommandTransport$ReaderThread.run(SynchronousCommandTransport.java:61)
Caused: java.io.IOException: Unexpected termination of the channel
at hudson.remoting.SynchronousCommandTransport$ReaderThread.run(SynchronousCommandTransport.java:75)

HTTP ERROR 404 Not Found
{code}
I checked that indeed its the upgrade to 2.357 that caused this and not any other plugin, and 2.356 does not have this problem, but 2.357 and 2.358 have it

New: Looks like something goes wrong when the jenkins master trying to bring new nodes up,

here is the log of the jenkins node launching:

{code:java}
Complete!
Jul 07, 2022 2:44:50 PM hudson.plugins.ec2.EC2Cloud
INFO: Verifying: which scp
/usr/bin/scp
Jul 07, 2022 2:44:50 PM hudson.plugins.ec2.EC2Cloud
INFO: Copying remoting.jar to: /tmp
Jul 07, 2022 2:44:50 PM hudson.plugins.ec2.EC2Cloud
INFO: Launching remoting agent (via Trilead SSH2 Connection): java -jar /tmp/remoting.jar -workDir /home/ec2-user/jenkins
<===[JENKINS REMOTING CAPACITY]===>ERROR: Remote call on EC2 (AWS) - my_node (sir-vjgyde5k) failed
java.io.IOException: Remote call on EC2 (AWS) - my_node (sir-vjgyde5k) failed
at hudson.remoting.Channel.call(Channel.java:1004)
at hudson.slaves.SlaveComputer.setChannel(SlaveComputer.java:660)
at hudson.slaves.SlaveComputer.setChannel(SlaveComputer.java:438)
at hudson.plugins.ec2.ssh.EC2UnixLauncher.launchScript(EC2UnixLauncher.java:282)
at hudson.plugins.ec2.EC2ComputerLauncher.launch(EC2ComputerLauncher.java:48)
at hudson.slaves.SlaveComputer.lambda$_connect$0(SlaveComputer.java:298)
at jenkins.util.ContextResettingExecutorService$2.call(ContextResettingExecutorService.java:48)
at jenkins.security.ImpersonatingExecutorService$2.call(ImpersonatingExecutorService.java:82)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:833)
Caused by: java.lang.UnsupportedClassVersionError: Failed to load hudson.slaves.SlaveComputer$SlaveVersion
at hudson.remoting.RemoteClassLoader.loadClassFile(RemoteClassLoader.java:460)
at hudson.remoting.RemoteClassLoader.loadRemoteClass(RemoteClassLoader.java:292)
at hudson.remoting.RemoteClassLoader.loadWithMultiClassLoader(RemoteClassLoader.java:269)
at hudson.remoting.RemoteClassLoader.findClass(RemoteClassLoader.java:228)
at java.lang.ClassLoader.loadClass(ClassLoader.java:418)
at java.lang.ClassLoader.loadClass(ClassLoader.java:351)
at java.lang.Class.forName0(Native Method)
at java.lang.Class.forName(Class.java:348)
at hudson.remoting.MultiClassLoaderSerializer$Input.resolveClass(MultiClassLoaderSerializer.java:132)
at java.io.ObjectInputStream.readNonProxyDesc(ObjectInputStream.java:1985)
at java.io.ObjectInputStream.readClassDesc(ObjectInputStream.java:1849)
at java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:2159)
at java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1666)
at java.io.ObjectInputStream.readObject(ObjectInputStream.java:502)
at java.io.ObjectInputStream.readObject(ObjectInputStream.java:460)
at hudson.remoting.UserRequest.deserialize(UserRequest.java:289)
at hudson.remoting.UserRequest.perform(UserRequest.java:189)
at hudson.remoting.UserRequest.perform(UserRequest.java:54)
at hudson.remoting.Request$2.run(Request.java:376)
at hudson.remoting.InterceptingExecutorService.lambda$wrap$0(InterceptingExecutorService.java:78)
at java.util.concurrent.FutureTask.run(FutureTask.java:266)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
at java.lang.Thread.run(Thread.java:748)
Suppressed: hudson.remoting.Channel$CallSiteStackTrace: Remote call to EC2 (AWS) - my_node (sir-vjgyde5k)
at hudson.remoting.Channel.attachCallSiteStackTrace(Channel.java:1784)
at hudson.remoting.UserRequest$ExceptionResponse.retrieve(UserRequest.java:356)
at hudson.remoting.Channel.call(Channel.java:1000)
at hudson.slaves.SlaveComputer.setChannel(SlaveComputer.java:660)
at hudson.slaves.SlaveComputer.setChannel(SlaveComputer.java:438)
at hudson.plugins.ec2.ssh.EC2UnixLauncher.launchScript(EC2UnixLauncher.java:282)
at hudson.plugins.ec2.EC2ComputerLauncher.launch(EC2ComputerLauncher.java:48)
at hudson.slaves.SlaveComputer.lambda$_connect$0(SlaveComputer.java:298)
at jenkins.util.ContextResettingExecutorService$2.call(ContextResettingExecutorService.java:48)
at jenkins.security.ImpersonatingExecutorService$2.call(ImpersonatingExecutorService.java:82)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:833)
Caused by: java.lang.UnsupportedClassVersionError: hudson/slaves/SlaveComputer$SlaveVersion has been compiled by a more recent version of the Java Runtime (class file version 55.0), this version of the Java Runtime only recognizes class file versions up to 52.0
at java.lang.ClassLoader.defineClass1(Native Method)
at java.lang.ClassLoader.defineClass(ClassLoader.java:756)
at java.lang.ClassLoader.defineClass(ClassLoader.java:635)
at hudson.remoting.RemoteClassLoader.loadClassFile(RemoteClassLoader.java:458)
... 23 more
ERROR: Connection terminated
java.io.EOFException
at java.base/java.io.ObjectInputStream$PeekInputStream.readFully(ObjectInputStream.java:2926)
at java.base/java.io.ObjectInputStream$BlockDataInputStream.readShort(ObjectInputStream.java:3421)
at java.base/java.io.ObjectInputStream.readStreamHeader(ObjectInputStream.java:959)
at java.base/java.io.ObjectInputStream.<init>(ObjectInputStream.java:397)
at hudson.remoting.ObjectInputStreamEx.<init>(ObjectInputStreamEx.java:49)
at hudson.remoting.Command.readFrom(Command.java:142)
at hudson.remoting.Command.readFrom(Command.java:128)
at hudson.remoting.AbstractSynchronousByteArrayCommandTransport.read(AbstractSynchronousByteArrayCommandTransport.java:35)
at hudson.remoting.SynchronousCommandTransport$ReaderThread.run(SynchronousCommandTransport.java:61)
Caused: java.io.IOException: Unexpected termination of the channel
at hudson.remoting.SynchronousCommandTransport$ReaderThread.run(SynchronousCommandTransport.java:75)HTTP ERROR 404 Not Found {code}
I checked that indeed its the upgrade to 2.357 that caused this and not any other plugin, and 2.356 does not have this problem, but 2.357 and 2.358 have it

Assignee:: Unassigned

Reporter:: Ofir

Votes:: 0 Vote for this issue

Watchers:: 2 Start watching this issue

Created:: 2022-07-06 16:00

Updated:: 2022-12-28 20:58

Resolved:: 2022-07-10 17:13

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[JENKINS-68946] After upgrade to 2.358 - ec2 agents are not launched

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