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Date:      Tue, 14 May 2013 13:08:56 -0400
From:      Johannes Dieterich <dieterich.joh@gmail.com>
To:        Jung-uk Kim <jkim@FreeBSD.org>
Cc:        Daniel Eischen <deischen@freebsd.org>, Freebsd current <freebsd-current@freebsd.org>, "O. Hartmann" <ohartman@zedat.fu-berlin.de>, freebsd-java@freebsd.org
Subject:   Re: openjdk6 broken on current
Message-ID:  <51926FA8.70704@gmail.com>
In-Reply-To: <51912EFD.3090509@FreeBSD.org>
References:  <20130505082750.GY12114@ithaqua.etoilebsd.net> <e52278a5-8fd0-4069-acab-c0b58e50de37@email.android.com> <CAPJF9wmFgLrt7rbNnZ7FaatOPewsqgGciT3ZhjO1H-tAR2-PSw@mail.gmail.com> <fa7b7f86a6dd96db540e946f7a2a3f13@webmail.lerctr.org> <CAPJF9w=zj6pO-ChbBqts9Q67Dba3i%2BT-VR7C3TEZNOVtHovY%2BA@mail.gmail.com> <072097222ecf7a0454b6bf3c5a345e7a@webmail.lerctr.org> <Pine.GSO.4.64.1305081248330.8949@sea.ntplx.net> <b95fe82f-d063-4df4-8060-00fe3be9e545@email.android.com> <Pine.GSO.4.64.1305081253450.8949@sea.ntplx.net> <Pine.GSO.4.64.1305081257080.8949@sea.ntplx.net> <3b07abf009691a0c1292f44568f0a380@webmail.lerctr.org> <55c89ac05cb6cb17d056be00b9da1279@webmail.lerctr.org> <15bba76880d792dca6eec4b6c91ec7f8@webmail.lerctr.org> <CAJm2B-kYZgAEk30pT-6bnNLjML48S-D-krUBfrZcvxiuVuKCgg@mail.gmail.com> <c9b281d4332cc3caa4d387913e1fe7d7@webmail.lerctr.org> <1368264341.33341.51.camel@thor.walstatt.dyndns.org> <51912EFD.3090509@FreeBSD.org>

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Hi,

On 05/13/13 14:20, Jung-uk Kim wrote:
> -----BEGIN PGP SIGNED MESSAGE-----
> Hash: SHA1
>
> On 2013-05-11 05:25:41 -0400, O. Hartmann wrote:
>> On Thu, 2013-05-09 at 17:16 -0500, Larry Rosenman wrote:
>>> On 2013-05-09 06:16, Damjan Jovanovic wrote:
>>>> On Wed, May 8, 2013 at 8:52 PM, Larry Rosenman <ler@lerctr.org>
>>>> wrote: On 2013-05-08 13:37, Larry Rosenman wrote:
>>>>
>>>> On 2013-05-08 12:46, Larry Rosenman wrote: On 2013-05-08 12:00,
>>>> Daniel Eischen wrote: On Wed, 8 May 2013, Daniel Eischen
>>>> wrote:
>>>>
>>>> On Wed, 8 May 2013, Larry Rosenman wrote:
>>>>
>>>> Daniel Eischen <deischen@freebsd.org> wrote: On Wed, 8 May
>>>> 2013, Larry Rosenman wrote:
>>>>
>>>> Can SOMEONE please look at this?
>>>>
>>>> I have a real need to get java back on my -CURRENT server
>>>> soon.
>>>>
>>>> Did/can you try just backing out r249606?
>>>>
>>>> -- DE
>>>>
>>>> How can I generate a patch to do that?
>>>>
>>>> Go here:
>>>>
>>>>
>>>> http://svnweb.freebsd.org/base/head/lib/libthr/thread/thr_sig.c?sortby=date&view=log
>>>>
>>>>
>>>>
> then click on "Diff to previous 249606", then click on "Patch"
>>>> at the top.  You can try backing out each/all of the recent
>>>> changes to thr_sig.c to see what the culprit is.
>>>>
>>>> You'll have to use "-R" to reverse the patch I believe.
>>>>
>>>> Or, if you have a checked out svn repo, you can always use svn
>>>> to generate the patch:
>>>>
>>>> $ cd /path/to/svn/src $ svn diff -r249606:249605  # no need to
>>>> use -R on this patch I've done this, and dealt with a chunk
>>>> reject, and am recompiling the world.
>>>>
>>>> Will let you know if this fixes it...... Still fails.
>>>>
>>>> /bin/mkdir -p
>>>>
>>>> /usr/ports/java/openjdk6/work/build/bsd-amd64/classes/javax/management/remote/rmi
>>>>
>>>>
> rm -f
>>>>
>>>> /usr/ports/java/openjdk6/work/build/bsd-amd64/classes/javax/management/remote/rmi/RMIConnectionImpl_Stub.class
>>>>
>>>>
> /usr/ports/java/openjdk6/work/build/bsd-amd64/bin/java  -Xmx896m
>>>> -Xms128m -cp
>>>> /usr/ports/java/openjdk6/work/build/bsd-amd64/classes
>>>> sun.rmi.rmic.Main -classpath
>>>> "/usr/ports/java/openjdk6/work/build/bsd-amd64/classes"    \ -d
>>>> /usr/ports/java/openjdk6/work/build/bsd-amd64/classes
>>>> \ -v1.2                           \ -keepgenerated
>>>> \ javax.management.remote.rmi.RMIConnectionImpl /bin/mkdir -p
>>>>
>>>> /usr/ports/java/openjdk6/work/build/bsd-amd64/gensrc/javax/management/remote/rmi
>>>>
>>>>
> /bin/cp
>>>>
>>>> /usr/ports/java/openjdk6/work/build/bsd-amd64/classes/javax/management/remote/rmi/RMIConnectionImpl_Stub.java
>>>>
>>>>
> \
>>>>
>>>> /usr/ports/java/openjdk6/work/build/bsd-amd64/gensrc/javax/management/remote/rmi
>>>>
>>>>
> /usr/ports/java/openjdk6/work/build/bsd-amd64/bin/java  -Xmx896m
>>>> -Xms128m -cp
>>>> /usr/ports/java/openjdk6/work/build/bsd-amd64/classes
>>>> sun.rmi.rmic.Main -classpath
>>>> "/usr/ports/java/openjdk6/work/build/bsd-amd64/classes"    \ -d
>>>> /usr/ports/java/openjdk6/work/build/bsd-amd64/classes
>>>> \ -iiop -v1.2                     \
>>>> javax.management.remote.rmi.RMIConnectionImpl gmake[5]: ***
>>>>
>>>> [/usr/ports/java/openjdk6/work/build/bsd-amd64/classes/javax/management/remote/rmi/RMIConnectionImpl_Stub.class]
>>>>
>>>>
> Segmentation fault (core dumped)
>>>> gmake[5]: *** Deleting file
>>>>
>>>> `/usr/ports/java/openjdk6/work/build/bsd-amd64/classes/javax/management/remote/rmi/RMIConnectionImpl_Stub.class'
>>>>
>>>>
> gmake[5]: Leaving directory
>>>> `/usr/ports/java/openjdk6/work/jdk/make/com/sun/jmx' gmake[4]:
>>>> *** [all] Error 1 gmake[4]: Leaving directory
>>>> `/usr/ports/java/openjdk6/work/jdk/make/com/sun' gmake[3]: ***
>>>> [all] Error 1 gmake[3]: Leaving directory
>>>> `/usr/ports/java/openjdk6/work/jdk/make/com' gmake[2]: ***
>>>> [all] Error 1 gmake[2]: Leaving directory
>>>> `/usr/ports/java/openjdk6/work/jdk/make' gmake[1]: ***
>>>> [jdk-build] Error 2 gmake[1]: Leaving directory
>>>> `/usr/ports/java/openjdk6/work' gmake: ***
>>>> [build_product_image] Error 2 *** [do-build] Error code 1
>>>>
>>>> Stop in /usr/ports/java/openjdk6. *** [build] Error code 1
>>>>
>>>> Stop in /usr/ports/java/openjdk6.
>>>>
>>>> ===>>> make failed for java/openjdk6 ===>>> Aborting update
>>>>
>>>> ===>>> Killing background jobs Terminated
>>>>
>>>> ===>>> You can restart from the point of failure with this
>>>> command line: portmaster <flags> java/openjdk6
>>>>
>>>> ===>>> Exiting # #
>>>>
>>>>
>>>> I **CAN** give SSH/SUDO access to whoever.....
>>>>
>>>> (gdb) bt
>>>>
>>>> #0  0x0000000801e2da93 in JVM_handle_bsd_signal () from
>>>> /usr/ports/java/openjdk6/work/build/bsd-amd64/lib/amd64/server/libjvm.so
>>>>
>>>>
> #1  0x0000000800a49136 in swapcontext () from /lib/libthr.so.3
>>>>
>>>> #2  0x0000000800a48d39 in sigaction () from /lib/libthr.so.3 #3
>>>> 0x00007ffffffff1d3 in ?? () #4  0x0000000800a48c20 in sigaction
>>>> () from /lib/libthr.so.3 #5  0x0000000801ba9540 in
>>>> Deoptimization::unpack_frames () from
>>>> /usr/ports/java/openjdk6/work/build/bsd-amd64/lib/amd64/server/libjvm.so
>>>>
>>>>
> #6  0x0000000803869f7e in ?? ()
>>>> #7  0x00007fffffbfa450 in ?? ()
>>>>
>>>> #8  0x000000080383b828 in ?? () #9  0x000000080685e6e0 in ??
>>>> () #10 0x000000080684f000 in ?? () #11 0x00007fffffbfa4a0 in ??
>>>> () #12 0x00007fffffbfa518 in ?? ()
>>>>
>>>> #13 0x000000080308f000 in ?? () #14 0x0000000806bac750 in ??
>>>> ()
>>>>
>>>> #15 0x0000000803869eb9 in ?? () #16 0x0000000000000000 in ??
>>>> () (gdb)
>>>>
>>>> That backtrace would probably be clearer if you got it from a
>>>> debug build of OpenJDK. Also you could find the exact commit
>>>> that broke it by doing a bisection-search in SVN like "git
>>>> bisect" would do.
>>>>
>>>> Regards Damjan Jovanovic
>>
>>> interestingly, I set both DEBUG and FASTDEBUG, and it compiles
>>> cleanly now.
>>>
>>>
>>
>>
>> Thanks for this hint!
>>
>> The port java/openjdk6 fails compiling for me with the above
>> specified error (Segmentation fault) for a couple of weeks now.
>> With the DEBUG flags set in the port's configuration, it compiles
>> well.
>>
>> It is very intersting that it seems to depend on the hardware/CPU
>> in conjunction with LLVMCLANG 3.3, whether this port compiles or
>> not. In my case, I have two FreeBSD 10.0-CURRENT boxes running
>> Core2Duo CPUs (E8400, Q6600) on which the port compiles. On an
>> Ivy-Bridge i3-3220, the port also compiles well, even with
>> -march=native -O3 flags set to the compiler. But it fails on the
>> Sandy-Bridge-E machine (i7-3930K) with either -O3 or -O2 (but both
>> ways -march=native set).
>
> How recent is your -CURRENT?  FYI, recently we fixed couple of
> auto-vectorization bugs, i.e.,
>
> http://svnweb.freebsd.org/base?view=revision&revision=249817
> http://svnweb.freebsd.org/base?view=revision&revision=250593
>
> I have feeling that one of these might fix your problem.
For me, having kernel and userland of version r250600 do not fix this 
problem:

10.0-CURRENT FreeBSD 10.0-CURRENT #42 r250600: Mon May 13 13:37:34 EDT 2013

<SNIP>
 
/usr/ports/java/openjdk6/work/build/bsd-amd64/gensrc/javax/management/remote/rmi
/usr/ports/java/openjdk6/work/build/bsd-amd64/bin/java  -Xmx896m 
-Xms128m -cp /usr/ports/java/openjdk6/work/build/bsd-amd64/classes 
sun.rmi.rmic.Main -classpath 
"/usr/ports/java/openjdk6/work/build/bsd-amd64/classes"    \
                 -d 
/usr/ports/java/openjdk6/work/build/bsd-amd64/classes              \
                 -iiop -v1.2                     \
                 javax.management.remote.rmi.RMIConnectionImpl
gmake[5]: *** 
[/usr/ports/java/openjdk6/work/build/bsd-amd64/classes/javax/management/remote/rmi/RMIConnectionImpl_Stub.class] 
Segmentation fault (core dumped)

Hope this helps

Johannes




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