SIGSEGV on PhaseIdealLoop::split_up?

[Dawid Weiss]

Thanks Nils. We'll keep monitoring. Maybe Uwe can add a fastbuild
version to the mix and something will pop up. This has been a
recurring issue, although very infrequently. At first I though it's a
random bit flip, but there has to be something to it as it does happen
from time to time.

Dawid

On Thu, Jan 31, 2019 at 3:40 PM Nils Eliasson <nils.eliasson at oracle.com> wrote:
>
> Hi,
>
> I have tried reproducing the crash using the replay_pid27685.log, JDK 11
> and solr build from checkout db57468242 together with the appropriate
> commandline. The java and solr versions match, no profile data is
> missing, the inlining matches, but the compile completes successfully
> anyway.
>
> // Nils
>
> On 2019-01-30 12:11, Dawid Weiss wrote:
> > Hi Nils,
> >
> > Those builds are made straight up from git (from various branches).
> > For example this failure:
> >
> > https://jenkins.thetaphi.de/job/Lucene-Solr-7.x-Linux/3472/
> >
> > with these hs_err and replay files:
> >
> > https://jenkins.thetaphi.de/job/Lucene-Solr-7.x-Linux/3472/artifact/solr/build/solr-core/test/J1/hs_err_pid27685.log
> > https://jenkins.thetaphi.de/job/Lucene-Solr-7.x-Linux/3472/artifact/solr/build/solr-core/test/J1/replay_pid27685.log
> >
> > comes from rev db57468242 of git at github.com:apache/lucene-solr.git
> > (the revision is mentioned on jenkins and in the full log), so:
> >
> > git clone git at github.com:apache/lucene-solr.git
> > cd lucene-solr
> > git checkout db57468242
> >
> > then you can compile with:
> >
> > cd lucene
> > ant jar
> >
> > Dawid
> >
> > On Wed, Jan 30, 2019 at 12:03 PM Nils Eliasson <nils.eliasson at oracle.com> wrote:
> >> Hi,
> >>
> >> With the help of the replay-file I manange to compile the right Class,
> >> but the inlining doesn't match. The latest release i see is 7.6, but it
> >> looks like the crash is from a 9.0? Is that master? Do you have a link
> >> to a build that I can download?
> >>
> >> Regards,
> >>
> >> Nils
> >>
> >> On 2019-01-30 11:55, Dawid Weiss wrote:
> >>>> This is release build, right? fastdebug build probably asserts somewhere?
> >>> I don't think we (or Uwe) runs jobs with fastdebug builds, to be
> >>> honest. This isn't a bad idea though.
> >>>
> >>>> If Nils is not there, let Uwe find me at FOSDEM?
> >>> CCing: Uwe.
> >>>
> >>> D.