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Bug#865303: LibreOffice Writer still closes silently on 32-bit Stretch and Sid



On Mon, 2017-07-03 at 19:36 +0300, Nrbrtx wrote:
> Last fixes are great for Scilab and C-Java test program from launchpad bug (
> https://bugs.launchpad.net/bugs/1700270),
> but LibreOffice Writer still closes silently on 32-bit Debian:
> 1. Debian 9 (stretch) with linux-image 4.9.30-2+deb9u2, but works with
> 4.9.30.2.
> 2. Debian sid with linux-image 4.11.6-1, but works with 4.9.30-2.
> 
> Please note:
> 1. Libreoffice Writer works normally if I manually disable Java on 32bit
> Debian (Libreoffice: Tools -> LibreOffice -> Advanced -> uncheck 'Use a
> Java runtime environment'. It reports here
> /usr/lib/jvm/java-8-openjdk-i386/jre).
> 2. Libreoffice Writer run normally on 64-bit Debian 9 with latest kernel
> (4.9.30-2+deb9u2).
> 
> So there is a problem between new kernel and Libreoffice Java bindings on
> 32-bits.
> Guys from Manjaro (
> https://forum.manjaro.org/t/libreoffice-writer-fail-after-system-upgrade-solved/26623)
> say, that it is 32bit problem too.
> Guys from Arch have had the same problem with Libreoffice 5.2.7 (see
> https://bbs.archlinux.org/viewtopic.php?id=227597).
> 
> 
> Please fix LibreOffice Writer problem on 32bit Debian.

I've been discussing this regression with upstream develo[pers.  It's
now understood and we have several possible fixes but we have not yet
settled on the best one.

You should also be able to work around it by temporarily disabling the
Stack Clash fix using the kernel parameter stack_guard_gap=1

Ben.

-- 
Ben Hutchings
Man invented language to satisfy his deep need to complain. - Lily
Tomlin

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