Clamd core dumps

[Kubilay Kocak]

Change should also be MFH'd if the quarterly version is affected 

--
Regards,

Kubilay Kocak

> On 10 Aug 2016, at 12:26 PM, Renato Botelho <garga at freebsd.org> wrote:
> 
> Thanks! Please go ahead and commit it.
> 
> 
> Em 09/08/2016 23:23, "Dima Panov" <fluffy at freebsd.org> escreveu:
>> 10.08.16 0:20, Kubilay Kocak пишет:
>> > On 9/08/2016 11:07 AM, Dima Panov wrote:
>> >> 09.08.16 10:05, Doug Hardie пишет:
>> >>> I just upgraded a mail server from 9.3 to 11.0-BETA4.  clamav worked fine on 9.3.  However, after upgrading it and reinstalling the package clamd core dumps just after reading all the signatures.  Ktrace shows nothing other than the sig 11.  I then built clamav from ports so I would have source.  The bt from the core dump shows:
>> >>>
>> >>> #0  0x0000000800f94b09 in cli_printcxxver () from /usr/local/lib/libclamav.so.7
>> >>> #1  0x00000008010e7d2b in cli_printcxxver () from /usr/local/lib/libclamav.so.7
>> >>> #2  0x0000000800d3eee9 in cli_printcxxver () from /usr/local/lib/libclamav.so.7
>> >>> #3  0x0000000800d5ebd3 in cli_printcxxver () from /usr/local/lib/libclamav.so.7
>> >>> #4  0x0000000800d5e256 in cli_printcxxver () from /usr/local/lib/libclamav.so.7
>> >>> #5  0x0000000800d5df16 in cli_printcxxver () from /usr/local/lib/libclamav.so.7
>> >>> #6  0x0000000800d03283 in cli_printcxxver () from /usr/local/lib/libclamav.so.7
>> >>> #7  0x0000000800d034a4 in cli_printcxxver () from /usr/local/lib/libclamav.so.7
>> >>> #8  0x0000000800c118d0 in cli_pcre_scanbuf () from /usr/local/lib/libclamav.so.7
>> >>> #9  0x0000000800b675e8 in cli_bytecode_prepare2 () from /usr/local/lib/libclamav.so.7
>> >>> #10 0x0000000800aba3b9 in cl_engine_compile () from /usr/local/lib/libclamav.so.7
>> >>> #11 0x0000000000408fec in main ()
>> >>>
>> >>> I am going to try rebuilding with symbols.
>> >>>
>> >>> Any ideas what is causing this or how to get around it?
>> >>>
>> >>> pkg is clamav-milter-0.99.2
>> >>>
>> >>
>> >> Let me guess. ClamAV was built with LLVM/Jit support? It's broken for
>> >> now as Clamav can use only LLVM <3.7 and base system provide llvm 3.8.
>> >>
>> >> Try to rebuild without LLVM/Jit, this solved crashdumps for me.
>> >>
>> >>
>> >
>> > Dima,
>> >
>> > Should we set BROKEN on OSVERSION > X with that option?
>> >
>> 
>> Nope. Right solution is use a proper LLVM from ports instead of bundled
>> (very limited) to build Jit engine.
>> 
>> Found it yesterday and filled a PR:
>> 
>> https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=211683
>> 
>> Solution is works for me at two mailservers under 11.0-BETA4 and 10.3-REL.
>> 
>> 
>> CC'ed to: garga@ (maintainer)
>> 
>> --
>> Dima Panov (fluffy at FreeBSD.org)
>> (X11, KDE, Office)@FreeBSD team
>> 
>> Facebook: http://www.facebook.com/fluffy.khv
>> twitter: fluffy_khv | skype: dima.panov | telegram: @dima_panov
>> IRC: fluffy at EFNet, fluffykhv at FreeNode