Date: Mon, 16 Apr 2012 09:22:39 -0700 From: Greg Lewis <glewis@eyesbeyond.com> To: Andrew <andrew@flarn.com> Cc: freebsd-java@FreeBSD.org Subject: Re: OpenJDK7 jmap UnalignedAddressException Message-ID: <20120416162239.GA59319@misty.eyesbeyond.com> In-Reply-To: <CA%2BuL9eYD7ZwP=L%2BA9FR%2B_-jBbdNr2yk66X3BqkUKnY-z-6M-Ow@mail.gmail.com> References: <CA%2BuL9eYD7ZwP=L%2BA9FR%2B_-jBbdNr2yk66X3BqkUKnY-z-6M-Ow@mail.gmail.com>
next in thread | previous in thread | raw e-mail | index | archive | help
G'day Andrew, On Sun, Apr 15, 2012 at 03:17:42PM +0100, Andrew wrote: > I'm running a 9-STABLE on AMD64 machine with the port java/openjdk7 > installed and when I execute jmap against a running java process of > the same JDK running under the same (non-root) user or running jmap as > root I get the following exception: > > Attaching to process ID 97337, please wait... > Exception in thread "main" java.lang.reflect.InvocationTargetException > at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) > at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57) > at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) > at java.lang.reflect.Method.invoke(Method.java:601) > at sun.tools.jmap.JMap.runTool(JMap.java:197) > at sun.tools.jmap.JMap.main(JMap.java:128) > Caused by: sun.jvm.hotspot.debugger.UnalignedAddressException: 746f705b75af4867 > at sun.jvm.hotspot.debugger.bsd.BsdDebuggerLocal$1.checkAlignment(BsdDebuggerLocal.java:181) > at sun.jvm.hotspot.debugger.bsd.BsdDebuggerLocal.readCInteger(BsdDebuggerLocal.java:478) > at sun.jvm.hotspot.debugger.DebuggerBase.readAddressValue(DebuggerBase.java:454) > at sun.jvm.hotspot.debugger.bsd.BsdDebuggerLocal.readAddress(BsdDebuggerLocal.java:423) > at sun.jvm.hotspot.debugger.bsd.BsdAddress.getAddressAt(BsdAddress.java:74) > at sun.jvm.hotspot.HotSpotTypeDataBase.readVMTypes(HotSpotTypeDataBase.java:154) > at sun.jvm.hotspot.HotSpotTypeDataBase.<init>(HotSpotTypeDataBase.java:85) > at sun.jvm.hotspot.bugspot.BugSpotAgent.setupVM(BugSpotAgent.java:572) > at sun.jvm.hotspot.bugspot.BugSpotAgent.go(BugSpotAgent.java:493) > at sun.jvm.hotspot.bugspot.BugSpotAgent.attach(BugSpotAgent.java:331) > at sun.jvm.hotspot.tools.Tool.start(Tool.java:163) > at sun.jvm.hotspot.tools.PMap.main(PMap.java:67) > ... 6 more > > uname: FreeBSD 9.0-STABLE #0: Thu Apr 12 10:59:45 BST 2012 > Java: > /usr/local/openjdk7/bin/java -version > openjdk version "1.7.0_02" > OpenJDK Runtime Environment (build 1.7.0_02-b13) > OpenJDK 64-Bit Server VM (build 22.0-b10, mixed mode) > > Has anyone else seen this error? At some point during the OpenJDK 7 lifespan this and other related utilities seem to have stopped working. I haven't really sat down and looked into what broke yet. Might be interesting to see if i386 gets the same error as amd64. -- Greg Lewis Email : glewis@eyesbeyond.com Eyes Beyond Web : http://www.eyesbeyond.com Information Technology FreeBSD : glewis@FreeBSD.org
Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?20120416162239.GA59319>