linux-kernel - Re: early exception error

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]

Date:	Wed, 31 Dec 2008 22:17:06 -0800 (PST)
From:	david@...g.hm
To:	Andi Kleen <andi@...stfloor.org>
cc:	Cyrill Gorcunov <gorcunov@...il.com>,
	linux-kernel <linux-kernel@...r.kernel.org>
Subject: Re: early exception error

On Thu, 1 Jan 2009, Andi Kleen wrote:

> On Wed, Dec 31, 2008 at 12:59:08PM -0800, david@...g.hm wrote:
>> On Wed, 31 Dec 2008, Andi Kleen wrote:
>>
>>>> on the picture you sent me i noticed the message
>>>> "Your memory is not aligned you need to rebuild your
>>>> kernel with bigger NODEMAP SIZE shift=20" and then
>>>> srat code complains about "No NUMA code hash function found"
>>>> which looks a bit scary. Btw, could you post this picture
>>>> on some public resource so NUMA people could check it?
>>>
>>> This case used to be handled cleanly (NUMA disabled), but perhaps
>>> that has regressed. But still it sounds like something is going wrong,
>>> unless his machine really has a very weird memory map.
>>
>> it shouldn't, it was one of the high-volume servers 4-5 years ago and only
>> has 4G of ram in it
>
> From looking at the screenshot Cyrill sent you seem to have a funny
> SRAT with overlapping areas that is rejected in the end. I suspect the
> fallback code doesn't handle this properly.
>
> Does it work when you boot with numa=noacpi ?

it gets past the point where the bootmemory_debug messages flow by, but I 
get another oops (snapshot of the screen is at 
http://linux.lang.hm/linux/IMG00031.jpg )

David Lang
--
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/