linux-kernel - Re: general protection fault in css_release_work

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [day] [month] [year] [list]

Date:   Mon, 3 May 2021 13:08:03 +0200
From:   Christian Hesse <list@...rm.de>
To:     Hillf Danton <hdanton@...a.com>
Cc:     linux-kernel@...r.kernel.org
Subject: Re: general protection fault in css_release_work_fn()

Christian Hesse <list@...rm.de> on Mon, 2021/04/19 12:55:
> Hillf Danton <hdanton@...a.com> on Mo, 2021/04/12 16:05:
> > Looks like double free or use after free based on 0xdead.
> > If possible, would you try the mainline with KASAN enabled, given the fear
> > that few guys can find time for 5.10 this week?  
> 
> Currently running 5.11.13 with KASAN enabled for about a week. Either this
> has been fixed lately or I am suffering a race that does not happen with
> KASAN enabled.

Currently running  5.11.16 for about a week, looks stable now.
Still saw a crash with recent 5.10.x though... Looks like I have to build
that with KASAN.
-- 
main(a){char*c=/*    Schoene Gruesse                         */"B?IJj;MEH"
"CX:;",b;for(a/*    Best regards             my address:    */=0;b=c[a++];)
putchar(b-1/(/*    Chris            cc -ox -xc - && ./x    */b/42*2-3)*42);}

Content of type "application/pgp-signature" skipped