Re: Build failed in Jenkins: FreeBSD_HEAD-tests2 #853

On Mar 17, 2015, at 1:46, jenkins-admin_at_freebsd.org wrote:

> See <https://jenkins.freebsd.org/job/FreeBSD_HEAD-tests2/853/>

…

> lib/libc/sys/clock_gettime_test:clock_gettime_real  ->  panic: wrote past end of sbuf (0 >= 0)
> cpuid = 0
> KDB: stack backtrace:
> db_trace_self_wrapper() at db_trace_self_wrapper+0x2b/frame 0xfffffe009748b760
> vpanic() at vpanic+0x189/frame 0xfffffe009748b7e0
> kassert_panic() at kassert_panic+0x132/frame 0xfffffe009748b850
> sbuf_set_drain() at sbuf_set_drain+0x28/frame 0xfffffe009748b880
> sbuf_new_for_sysctl() at sbuf_new_for_sysctl+0x29/frame 0xfffffe009748b8a0
> sysctl_kern_timecounter_choice() at sysctl_kern_timecounter_choice+0x18/frame 0xfffffe009748b900
> sysctl_root_handler_locked() at sysctl_root_handler_locked+0x94/frame 0xfffffe009748b940
> sysctl_root() at sysctl_root+0x188/frame 0xfffffe009748b990
> userland_sysctl() at userland_sysctl+0x192/frame 0xfffffe009748ba30
> sys___sysctl() at sys___sysctl+0x74/frame 0xfffffe009748bae0
> amd64_syscall() at amd64_syscall+0x27f/frame 0xfffffe009748bbf0
> Xfast_syscall() at Xfast_syscall+0xfb/frame 0xfffffe009748bbf0
> --- syscall (202, FreeBSD ELF64, sys___sysctl), rip = 0x800b77b0a, rsp = 0x7fffffffa938, rbp = 0x7fffffffa970 ---
> KDB: enter: panic
> [ thread pid 4557 tid 100062 ]
> Stopped at      kdb_enter+0x3e: movq    $0,kdb_why
> db> Slave went offline during the build
> ERROR: Connection was broken: java.io.IOException: Unexpected reader termination
> 	at hudson.remoting.SynchronousCommandTransport$ReaderThread.run(SynchronousCommandTransport.java:76)
> Caused by: java.lang.OutOfMemoryError: PermGen space
> 	at java.lang.Class.getDeclaredConstructors0(Native Method)
> 	at java.lang.Class.privateGetDeclaredConstructors(Class.java:2585)
> 	at java.lang.Class.getConstructor0(Class.java:2885)
> 	at java.lang.Class.newInstance(Class.java:350)
> 	at sun.reflect.MethodAccessorGenerator$1.run(MethodAccessorGenerator.java:399)
> 	at sun.reflect.MethodAccessorGenerator$1.run(MethodAccessorGenerator.java:396)
> 	at java.security.AccessController.doPrivileged(Native Method)
> 	at sun.reflect.MethodAccessorGenerator.generate(MethodAccessorGenerator.java:395)
> 	at sun.reflect.MethodAccessorGenerator.generateSerializationConstructor(MethodAccessorGenerator.java:113)
> 	at sun.reflect.ReflectionFactory.newConstructorForSerialization(ReflectionFactory.java:331)
> 	at java.io.ObjectStreamClass.getSerializableConstructor(ObjectStreamClass.java:1376)
> 	at java.io.ObjectStreamClass.access$1500(ObjectStreamClass.java:72)
> 	at java.io.ObjectStreamClass$2.run(ObjectStreamClass.java:493)
> 	at java.io.ObjectStreamClass$2.run(ObjectStreamClass.java:468)
> 	at java.security.AccessController.doPrivileged(Native Method)
> 	at java.io.ObjectStreamClass.<init>(ObjectStreamClass.java:468)
> 	at java.io.ObjectStreamClass.lookup(ObjectStreamClass.java:365)
> 	at java.io.ObjectStreamClass.initProxy(ObjectStreamClass.java:562)
> 	at java.io.ObjectInputStream.readProxyDesc(ObjectInputStream.java:1575)
> 	at java.io.ObjectInputStream.readClassDesc(ObjectInputStream.java:1514)
> 	at java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:1771)
> 	at java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1350)
> 	at java.io.ObjectInputStream.defaultReadFields(ObjectInputStream.java:1990)
> 	at java.io.ObjectInputStream.readSerialData(ObjectInputStream.java:1915)
> 	at java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:1798)
> 	at java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1350)
> 	at java.io.ObjectInputStream.readObject(ObjectInputStream.java:370)
> 	at hudson.remoting.Command.readFrom(Command.java:92)
> 	at hudson.remoting.AbstractSynchronousByteArrayCommandTransport.read(AbstractSynchronousByteArrayCommandTransport.java:34)
> 	at hudson.remoting.SynchronousCommandTransport$ReaderThread.run(SynchronousCommandTransport.java:48)
> 
> Build step 'Execute shell' marked build as failure
> ERROR: Publisher hudson.tasks.junit.JUnitResultArchiver aborted due to exception
> hudson.AbortException: no workspace for FreeBSD_HEAD-tests2 #853
> 	at hudson.tasks.BuildStepCompatibilityLayer.perform(BuildStepCompatibilityLayer.java:72)
> 	at hudson.tasks.BuildStepMonitor$1.perform(BuildStepMonitor.java:20)
> 	at hudson.model.AbstractBuild$AbstractBuildExecution.perform(AbstractBuild.java:761)
> 	at hudson.model.AbstractBuild$AbstractBuildExecution.performAllBuildSteps(AbstractBuild.java:721)
> 	at hudson.model.Build$BuildExecution.post2(Build.java:183)
> 	at hudson.model.AbstractBuild$AbstractBuildExecution.post(AbstractBuild.java:670)
> 	at hudson.model.Run.execute(Run.java:1742)
> 	at hudson.model.FreeStyleBuild.run(FreeStyleBuild.java:43)
> 	at hudson.model.ResourceController.execute(ResourceController.java:89)
> 	at hudson.model.Executor.run(Executor.java:240)

Hi Ian,
	It seems that things are still broken with sbuf(9). I filed https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=198663 to track the issue.
Thanks!