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Re: Found an regression in a glibc commit with steam provided mono runtime
- From: Adhemerval Zanella <adhemerval dot zanella at linaro dot org>
- To: libc-alpha at sourceware dot org
- Date: Wed, 7 Feb 2018 17:51:40 -0200
- Subject: Re: Found an regression in a glibc commit with steam provided mono runtime
- Authentication-results: sourceware.org; auth=none
- References: <CAFWN5M_vcKc2NDJiU_8f4Vg8dTm7+fq6kXv97hoZRxdjzGkUDw@mail.gmail.com>
On 05/01/2018 14:44, Tom Englund wrote:
> Hi after discussing it a bit on #glibc on freenode i thought i should
> shed some light on an regression ive found with a glibc commit so you
> guys know about it, f81ddabffd76ac9dd600b02adbf3e1dac4bb10ec this
> commit makes steam games like Cities: skyline, Plague inc: evolved,
> Kerbal Space Program and such using mono crash rather immediately with
> "2double free or corruption (out)" , i have tried stracing it but it
> yielded not much more info then this,
> the strace is shortened down to the very last lines where the error happends.
> keep in mind tho that the games provide their own mono runtime that
> are more or less very old, and it might already be fixed in upstream
> mono. and these games runs fine once i stepdown a commit to
> with my very basic knowledge all that commit seems todo is change some
> glibc internals, and if nothing else i will just simply make a steam
> bugzilla/bugtracker report and maybe mono bugtracker report once glibc
> releases a version including this commit.
Thanks for bring this up and we are already aware of this issue, which
lead to commit to revert the change  (2.27 should not have this
regression). H.J. Lu also posted an updated version  of the reverted
patch, so if you could check if does not regress on the mentioned
programs it would be helpful.