From: Christian Couder <christian.couder@gmail.com>
Date: Tue, 14 Feb 2017 14:52:40 GMT
Subject: Re: [BUG] Memory corruption crash with "git bisect start"
Message-ID: <CAP8UFD12tQmWRV29BLO+KJGcGHXOqPaOLbovL7kTBHPWdyMM3g@mail.gmail.com>
In-Reply-To: <A7AEC719-6E15-4622-8E21-3E11BAF74A3C@linaro.org>

On Tue, Feb 14, 2017 at 12:56 PM, Maxim Kuvyrkov
<maxim.kuvyrkov@linaro.org> wrote:
> I'm seeing the following memory corruption crash on a script-constructed repo when starting git bisect.  I'm seeing this crash both with system git of Ubuntu Xenial and with freshly-compiled git master from the official repo.
>
> The log of the crash is attached.

Yeah, thanks for the report.

I took a look and it looks like git bisect crashes when it runs git
show-branch and it can be reproduced with just `git show-branch
bottom` instead of `git bisect start bottom top`.

> It is possible that the bug is in Xenial glibc, in which case -- please let me know and I will take it up with the glibc developers.

I have Ubuntu GLIBC 2.23-0ubuntu5 and I get a crash too.