linux-kernel - Re: Regression from efi: call get_event

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

Message-ID: <f9098c326ab3070c3215901e3383a3a2d208b2ae.camel@linux.intel.com>
Date:   Mon, 12 Mar 2018 12:17:27 +0200
From:   Jarkko Sakkinen <jarkko.sakkinen@...ux.intel.com>
To:     Thiebaud Weksteen <tweek@...gle.com>,
        Jeremy Cline <jeremy@...ine.org>,
        Ard Biesheuvel <ard.biesheuvel@...aro.org>
Cc:     hdegoede@...hat.com, Javier Martinez Canillas <javierm@...hat.com>,
        linux-efi@...r.kernel.org, linux-integrity@...r.kernel.org,
        tpmdd-devel@...ts.sourceforge.net, linux-kernel@...r.kernel.org
Subject: Re: Regression from efi: call get_event_log before ExitBootServices

On Sat, 2018-03-10 at 10:45 +0000, Thiebaud Weksteen wrote:
> On Fri, Mar 9, 2018 at 5:54 PM Jeremy Cline <jeremy@...ine.org> wrote:
> > and it's hanging at "memset(log_tbl, 0, sizeof(*log_tbl) + log_size);"
> 
> Thanks. Well, it looks like the memory that is supposedly allocated is not
> usable. I'm thinking this is a firmware bug.
> Ard, would you agree on this assumption? Thoughts on how to proceed?

Check if the BIOS is up to date?

/Jarkko