Bug#676529: X segfaults upon start (two radeon hd4550, two monitors, one each)
On Don, 2012-06-07 at 17:57 +0200, Steffen Moeller wrote:
>
> It is highly reproducible. There is no /etc/X11/xorg.conf, which worked in the past
> with earlier versions of the X server and the free radeon driver. I changed to fglrx in the
> past, but that now is incompatible with the latest X and I updated erroneously. Now I
> thought to go back to the free driver and get crashes. The fglrx module is not loaded,
> update-alternative was run for glx.
Please double-check that all remnants of fglrx are completely removed.
> [ 77355.289] (WW) RADEON(0): [DRI2] Direct rendering is not supported when VGA arb is necessary for the device
> [ 77355.289] (II) RADEON(0): Front buffer size: 7392K
> [ 77355.289] (II) RADEON(0): VRAM usage limit set to 222631K
> [ 77355.289] (==) RADEON(0): Backing store disabled
> [ 77355.289] (WW) RADEON(0): Direct rendering disabled
> [ 77355.289] (EE) RADEON(0): Acceleration initialization failed
> [ 77355.289] (II) RADEON(0): Acceleration disabled
This is weird. Please provide the full dmesg output.
I guess the crash is probably due to not properly dealing with the
failure to initialize acceleration. Until the VGA arbitration issue is
worked out, you should be able to get a working server with Option
"NoAccel".
--
Earthling Michel Dänzer | http://www.amd.com
Libre software enthusiast | Debian, X and DRI developer
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