Bug#585962: Hangs during boot unless radeon.modeset=0 is used
On Tue, Jun 15, 2010 at 10:05:39 +0200, Salvo Isaja wrote:
> Package: linux-image-2.6.32-5-686
> Version: 2.6.32-15
> I had this problem on Squeeze after dist-upgrading with Synaptic 2010-06-13.
> After a few seconds, the screen turns black with random horizontal gray
> garbage, and the system hangs totally (keyboard leds included). After several
> reboots, I've seen the last line on screen was related to drm. I've
> experimented a little bit and found that passing "radeon.modeset=0" to the
> kernel command line, the system works as before.
> My system is based on an AMD Sempron 3200+ with a Sapphire X1300 graphics
> card. FWIW I use the radeonhd driver on Xorg.
You should use radeon instead.
> I suspect linux-image is not the right package for this report, since it
> entered testing on 2010-06-11 and it ran fine for the subsequent two days.
> Unfortunately I'm not skilled enough to be able to find a suitable package in
> those entered on 2010-06-13. Since then, the problem shows even if I boot the
> previous linux-image-2.6.32-3-686, the "rescue (single user) mode" does not
> Please let me know if I can help tracing this.
Please try to get a kernel log (possibly using netconsole, see
Documentation/networking/netconsole.txt in the kernel tree).
Is firmware-linux installed on this system? Does adding
radeon.agpmode=-1 on the kernel command line help?