Nvidia-kernel-dkms crashes whole system.

Vincent Cheng vincentc1208 at gmail.com
Sat Oct 26 22:53:22 UTC 2013

Hi Taras,

First off, please don't forget to cc the list when replying.

On Sat, Oct 26, 2013 at 3:20 AM, Taras Zakharchenko
<taras at zakharchenko.in.ua> wrote:
>>Do you have bbswitch-dkms, bumblebee, and primus installed from the
> Yes, from repositories. I have tried to alter settings, compile source to
> figure out where problem is. But it seems it is not in bumblebee. For now I
> have clean install from repos.
>>Correct, neither nouveau nor nvidia should be loaded at boottime.
>>Indeed, Debian's bumblebee package ships a file
>>(/etc/modprobe.d/bumblebee.conf) blacklisting both nouveau and nvidia,
>>to prevent either module from being loaded before bbswitch. The
>>bbswitch kernel module is basically in charge of loading and unloading
>>nouveau/nvidia when needed, for power management purposes.
> Yes, I found this lines. This explains why drivers did not load in boottime.
>>Don't manually load the nvidia module yourself. optirun/primusrun will
>>take care of doing so for you.
> In fact it can not do this.
> I constantly have error:
> From primus:
> primus: fatal: Bumblebee daemon reported: error: Could not load GPU driver
> From optirun:
> [ 1097.292155] [ERROR]Cannot access secondary GPU - error: Could not load
> GPU driver
> [ 1097.292196] [ERROR]Aborting because fallback start is disabled.
> Syslog:
> Module nvidia could not be loaded (timeout?)
> Could not load GPU driver

Edit /etc/bumblebee/bumblebee.conf and change "KernelDriver=nvidia" to
"KernelDriver=nvidia-current", and then restart bumblebeed ("service
bumblebeed restart").


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