Date: Fri, 28 Jan 2005 15:57:13 -0800
From: Stephen Hemminger <shemminger@osdl.org>
To: Parag Warudkar <kernel-stuff@comcast.net>
Cc: Lee Revell <rlrevell@joe-job.com>,
       Martin Josefsson <gandalf@wlug.westbo.se>, linux-kernel@vger.kernel.org,
       "Trever L. Adams" <tadams-lists@myrealbox.com>
Subject: Re: [Bug 4081] New: OpenOffice crashes while starting due to a  
 threading error
Message-ID: <20050128155713.6f3ef6d8@dxpl.pdx.osdl.net>
In-Reply-To: <41FACEC5.6070703@comcast.net>
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	<41F97E07.2040709@comcast.net>
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On Fri, 28 Jan 2005 18:46:13 -0500
Parag Warudkar <kernel-stuff@comcast.net> wrote:

> Lee Revell wrote:
> 
> >  
> >
> >>munmap(0x955838, 8192)                  = -1 EINVAL (Invalid argument)
> >>munmap(0x80d7ff0, 3221222108)           = -1 EINVAL (Invalid argument)
> >>--- SIGSEGV (Segmentation fault) @ 0 (0) ---
> >>    
> >>
> >
> >No, it really looks like OO tried to munmap() something incorrectly.
> >3,221,222,108 bytes at offset 0x80d7ff0?
> >
> >Lee
> >
> >  
> >
> May be that's another OO.o bug which gets triggered by failure to open 
> /dev/dri? Actually Stephen had OO working fine with earlier kernels, 
> where possibly /dev/dri/* permissions were appropriate and it was able 
> to open it - With new kernel the permissions seem to be improper which 
> is confirmed by strace --
> 
> open("/dev/dri/card0", O_RDWR)          = -1 EACCES (Permission denied)
> 
> Should be filed as a bug with OO.org - it shouldnt segfault due to DRI permissions..
> 
> Parag

Note: on 2.6.10
	/dev/dri/card0	crw-rw-rw-
on 2.6.11-rc2
	/dev/dri/card0	crw-rw----
	/dev/dri/card1	crw-rw----

Changing permissions seems to fix (it for startup), will try more and see
if udev remembers not to turn them back.

-- 
Stephen Hemminger	<shemminger@osdl.org>
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