com.google.common.util.concurrent.UncheckedExecutionException: java.lang.ArrayIndexOutOfBoundsException: 0

[thomasmu...@yahoo.com]

Hi, today i found this task https://phabricator.wikimedia.org/T161206 which is reporting a java.lang.ArrayIndexOutOfBoundsException: 0 error. I am unsure how to reproduce that. But this is the error we get

[2017-03-23 12:36:57,673] ERROR com.google.gerrit.httpd.restapi.RestApiServlet : Error in GET /r/changes/99101/detail?O=10004

com.google.common.util.concurrent.UncheckedExecutionException: java.lang.ArrayIndexOutOfBoundsException: 0

at com.google.common.cache.LocalCache$Segment.get(LocalCache.java:2207)

at com.google.common.cache.LocalCache.get(LocalCache.java:3953)

at com.google.common.cache.LocalCache$LocalManualCache.get(LocalCache.java:4790)

at com.google.gerrit.server.cache.h2.H2CacheImpl.get(H2CacheImpl.java:139)

at com.google.gerrit.server.change.ChangeKindCacheImpl.getChangeKind(ChangeKindCacheImpl.java:329)

at com.google.gerrit.server.change.ChangeKindCacheImpl.getChangeKindInternal(ChangeKindCacheImpl.java:378)

at com.google.gerrit.server.change.ChangeKindCacheImpl.getChangeKind(ChangeKindCacheImpl.java:346)

at com.google.gerrit.server.change.ChangeJson.toRevisionInfo(ChangeJson.java:1000)

at com.google.gerrit.server.change.ChangeJson.revisions(ChangeJson.java:939)

at com.google.gerrit.server.change.ChangeJson.toChangeInfo(ChangeJson.java:499)

at com.google.gerrit.server.change.ChangeJson.format(ChangeJson.java:262)

at com.google.gerrit.server.change.ChangeJson.format(ChangeJson.java:253)

at com.google.gerrit.server.change.ChangeJson.format(ChangeJson.java:231)

at com.google.gerrit.server.change.GetChange.apply(GetChange.java:50)

at com.google.gerrit.server.change.GetDetail.apply(GetDetail.java:51)

at com.google.gerrit.server.change.GetDetail.apply(GetDetail.java:26)

at com.google.gerrit.httpd.restapi.RestApiServlet.service(RestApiServlet.java:334)

at javax.servlet.http.HttpServlet.service(HttpServlet.java:729)

at com.google.inject.servlet.ServletDefinition.doServiceImpl(ServletDefinition.java:286)

at com.google.inject.servlet.ServletDefinition.doService(ServletDefinition.java:276)

at com.google.inject.servlet.ServletDefinition.service(ServletDefinition.java:181)

at com.google.inject.servlet.ManagedServletPipeline.service(ManagedServletPipeline.java:91)

at com.google.inject.servlet.FilterChainInvocation.doFilter(FilterChainInvocation.java:85)

at com.google.gerrit.httpd.GetUserFilter.doFilter(GetUserFilter.java:82)

at com.google.inject.servlet.FilterChainInvocation.doFilter(FilterChainInvocation.java:82)

at com.google.gerrit.httpd.RequireSslFilter.doFilter(RequireSslFilter.java:77)

at com.google.inject.servlet.FilterChainInvocation.doFilter(FilterChainInvocation.java:82)

at com.google.gwtexpui.server.CacheControlFilter.doFilter(CacheControlFilter.java:73)

at com.google.inject.servlet.FilterChainInvocation.doFilter(FilterChainInvocation.java:82)

at com.google.gerrit.httpd.RunAsFilter.doFilter(RunAsFilter.java:122)

at com.google.inject.servlet.FilterChainInvocation.doFilter(FilterChainInvocation.java:82)

at com.google.gerrit.httpd.RequestMetricsFilter.doFilter(RequestMetricsFilter.java:60)

at com.google.inject.servlet.FilterChainInvocation.doFilter(FilterChainInvocation.java:82)

at com.google.gerrit.httpd.AllRequestFilter$FilterProxy$1.doFilter(AllRequestFilter.java:136)

at com.google.gerrit.httpd.AllRequestFilter$FilterProxy.doFilter(AllRequestFilter.java:138)

at com.google.inject.servlet.FilterChainInvocation.doFilter(FilterChainInvocation.java:82)

at com.google.gerrit.httpd.RequestContextFilter.doFilter(RequestContextFilter.java:75)

at com.google.inject.servlet.FilterChainInvocation.doFilter(FilterChainInvocation.java:82)

at com.google.inject.servlet.ManagedFilterPipeline.dispatch(ManagedFilterPipeline.java:120)

at com.google.inject.servlet.GuiceFilter.doFilter(GuiceFilter.java:135)

at org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1652)

at org.eclipse.jetty.servlet.ServletHandler.doHandle(ServletHandler.java:585)

at org.eclipse.jetty.server.session.SessionHandler.doHandle(SessionHandler.java:221)

at org.eclipse.jetty.server.handler.ContextHandler.doHandle(ContextHandler.java:1127)

at org.eclipse.jetty.servlet.ServletHandler.doScope(ServletHandler.java:515)

at org.eclipse.jetty.server.session.SessionHandler.doScope(SessionHandler.java:185)

at org.eclipse.jetty.server.handler.ContextHandler.doScope(ContextHandler.java:1061)

at org.eclipse.jetty.server.handler.ScopedHandler.handle(ScopedHandler.java:141)

at org.eclipse.jetty.server.handler.HandlerWrapper.handle(HandlerWrapper.java:97)

at org.eclipse.jetty.server.Server.handle(Server.java:499)

at org.eclipse.jetty.server.HttpChannel.handle(HttpChannel.java:311)

at org.eclipse.jetty.server.HttpConnection.onFillable(HttpConnection.java:257)

at org.eclipse.jetty.io.AbstractConnection$2.run(AbstractConnection.java:544)

at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:635)

at org.eclipse.jetty.util.thread.QueuedThreadPool$3.run(QueuedThreadPool.java:555)

at java.lang.Thread.run(Thread.java:745)

Caused by: java.lang.ArrayIndexOutOfBoundsException: 0

at org.eclipse.jgit.revwalk.RevCommit.getParent(RevCommit.java:353)

at com.google.gerrit.server.change.ChangeKindCacheImpl$Loader.sameFirstParents(ChangeKindCacheImpl.java:261)

at com.google.gerrit.server.change.ChangeKindCacheImpl$Loader.onlyFirstParentChanged(ChangeKindCacheImpl.java:254)

at com.google.gerrit.server.change.ChangeKindCacheImpl$Loader.call(ChangeKindCacheImpl.java:225)

at com.google.gerrit.server.change.ChangeKindCacheImpl$Loader.call(ChangeKindCacheImpl.java:192)

at com.google.gerrit.server.cache.h2.H2CacheImpl$LoadingCallable.call(H2CacheImpl.java:283)

at com.google.gerrit.server.cache.h2.H2CacheImpl$LoadingCallable.call(H2CacheImpl.java:265)

at com.google.common.cache.LocalCache$LocalManualCache$1.load(LocalCache.java:4793)

at com.google.common.cache.LocalCache$LoadingValueReference.loadFuture(LocalCache.java:3542)

at com.google.common.cache.LocalCache$Segment.loadSync(LocalCache.java:2323)

at com.google.common.cache.LocalCache$Segment.lockedGetOrLoad(LocalCache.java:2286)

at com.google.common.cache.LocalCache$Segment.get(LocalCache.java:2201)

... 55 more

I Reported it here https://bugs.chromium.org/p/gerrit/issues/detail?id=5866 Patchset causing the problem https://gerrit.wikimedia.org/r/#/c/99101

[thomasmu...@yahoo.com]

we are running gerrit 2.13.4 but basically 2.13.5 because we pulled alot of fixes from stable-2.13 in early january to fix an index problem.

[thomasmu...@yahoo.com]

On Friday, March 24, 2017 at 10:06:42 PM UTC, thomasmu...@yahoo.com wrote:

[Jonathan Nieder]

Please use the bug tracker to file bugs: http://crbug.com/gerrit

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