linux-kernel - Re: Suspend to RAM fault in VT when resuming

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]

Message-ID: <20070319204531.GA3159@elf.ucw.cz>
Date:	Mon, 19 Mar 2007 21:45:31 +0100
From:	Pavel Machek <pavel@....cz>
To:	Tim Gardner <tim.gardner@...onical.com>
Cc:	linux-kernel@...r.kernel.org
Subject: Re: Suspend to RAM fault in VT when resuming

Hi!

> >> This crash behaves like the video memory space has become unmapped. Is
> >> that possible?
> > 
> > That seems improbable. It is physical ram, we do not unmap that..
> 
> The machine _has_ just come out of BIOS ACPI space. Perhaps PCI
> resources for video are hosed. All I can tell for sure is that this
> one

Yes, this is possible, AFAICT. I'm just saying that it is unlikely to
be unmapped at pagetable level.
									Pavel

-- 
(english) http://www.livejournal.com/~pavelmachek
(cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html
-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/