linux-kernel - Re: [BUG] slub crashes on dma allocations

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:	Sun, 30 May 2010 13:05:08 +0300
From:	Pekka Enberg <penberg@...helsinki.fi>
To:	Heiko Carstens <heiko.carstens@...ibm.com>
CC:	Christoph Lameter <cl@...ux-foundation.org>,
	linux-kernel@...r.kernel.org, linux-mm@...ck.org
Subject: Re: [BUG] slub crashes on dma allocations

Heiko Carstens wrote:
> On Thu, May 27, 2010 at 09:17:17AM -0500, Christoph Lameter wrote:
>> So S390 has NUMA and the minalign is allowing very small slabs of 8/16/32 bytes?
> 
> No NUMA, but minalign is 8.
> 
>> Try this patch
>>
>> From: Christoph Lameter <cl@...ux-foundation.org>
>> Subject: SLUB: Allow full duplication of kmalloc array for 390
>>
>> Seems that S390 is running out of kmalloc caches.
>>
>> Increase the number of kmalloc caches to a safe size.
>>
>> Signed-off-by: Christoph Lameter <cl@...ux-foundation.org>
> 
> Yes, that fixes the bug. Thanks!

We need this for .33 and .34 stable, right?
--
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/