linux-kernel - Re: [2/3] 2.6.22-rc2: known regressions v2

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Message-ID: <Pine.LNX.4.64.0705241001040.28086@schroedinger.engr.sgi.com>
Date:	Thu, 24 May 2007 10:01:37 -0700 (PDT)
From:	Christoph Lameter <clameter@....com>
To:	Michal Piotrowski <michal.k.k.piotrowski@...il.com>
cc:	Linus Torvalds <torvalds@...ux-foundation.org>,
	Andrew Morton <akpm@...ux-foundation.org>,
	LKML <linux-kernel@...r.kernel.org>,
	"Cherwin R. Nooitmeer" <cherwin@...il.com>,
	linux-pcmcia@...ts.infradead.org,
	Robert de Rooy <robert.de.rooy@...il.com>,
	Alan Cox <alan@...hat.com>, Tejun Heo <htejun@...il.com>,
	sparclinux@...r.kernel.org, David Miller <davem@...emloft.net>,
	Mikael Pettersson <mikpe@...uu.se>,
	linux1394-devel@...ts.sourceforge.net,
	Stefan Richter <stefanr@...6.in-berlin.de>,
	Kristian Høgsberg <krh@...planet.net>,
	linux-pm@...ts.linux-foundation.org,
	"Rafael J. Wysocki" <rjw@...k.pl>, Pavel Machek <pavel@....cz>,
	Marcus Better <marcus@...ter.se>,
	Andrey Borzenkov <arvidjaar@...l.ru>,
	linux-usb-devel@...ts.sourceforge.net,
	Greg Kroah-Hartman <gregkh@...e.de>
Subject: Re: [2/3] 2.6.22-rc2: known regressions v2

On Thu, 24 May 2007, Michal Piotrowski wrote:

> Memory management
> 
> Subject    : kernel BUG at include/linux/slub_def.h:88 kmalloc_index()
> References : http://bugzilla.kernel.org/show_bug.cgi?id=8476
> Submitter  : Cherwin R. Nooitmeer <cherwin@...il.com>
> Status     : Unknown


Looks like this is in DRM code:

BUG: at include/linux/slub_def.h:88 kmalloc_index()
 [<c014f67f>] get_slab+0x43/0x1c6
 [<c014f875>] __kmalloc+0xc/0x57
 [<f0a7b564>] drm_rmdraw+0x0/0x27d [drm]
 [<f0a7b698>] drm_rmdraw+0x134/0x27d [drm]
 [<f0a7b564>] drm_rmdraw+0x0/0x27d [drm]
 [<f0a7c1d0>] drm_ioctl+0x144/0x18c [drm]
 [<c01265ad>] enqueue_hrtimer+0xe3/0xef
 [<c015c184>] do_ioctl+0x4c/0x64
 [<c015c3c7>] vfs_ioctl+0x22b/0x23e
 [<c015c40d>] sys_ioctl+0x33/0x4e
 [<c0103ca0>] syscall_call+0x7/0xb

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