Bug#924704: bumblebee-nvidia: nvidia-driver 410 doesn't appear to allow the unloading of the nvidia module

[Luca Boccassi]

Control: severity -1 minor

Try switching to legacy-390xx, or removing bbswitch and using the
kernel's power management, with these laptops it's always a dice roll
on what will actually work

On Sat, 2019-03-16 at 14:19 -0400, Danfun360 wrote:
> The graphics card in my laptop is an Nvidia Geforce GTX 1050.
> 
> On Sat, Mar 16, 2019 at 7:20 AM Luca Boccassi <luca.boccassi at gmail.co
> m>
> wrote:
> 
> > What Nvidia card does your laptop have?
> > 
> > On Sat, 16 Mar 2019, 03:42 Daniel O. <danfun360 at gmail.com wrote:
> > 
> > > Package: bumblebee-nvidia
> > > Version: 3.2.1-20
> > > Severity: grave
> > > Justification: renders package unusable
> > > 
> > > Dear Maintainer, I write this bug report because this
> > > bumblebee/bumblebeed
> > > doesn't work as it should.
> > > 
> > >    * What led up to the situation? Bumblebee used to work
> > > correctly when
> > > the
> > > nvidia driver was at 390. A few days ago it was upgraded to 410.
> > > At the
> > > time I
> > > was running Debian Buster (testing as of this writing). That's
> > > where
> > > things
> > > started to get problematic. It appears that the nvidia module
> > > couldn't be
> > > unloaded or something. bbswitch reported as "ON" without optirun,
> > > and as
> > > the
> > > nvidia drivers were considered in use, I was unable to unbind the
> > > nvidia
> > > driver
> > > for VGA Passthrough as I had been doing before.
> > >    * What exactly did you do (or not do) that was effective (or
> > >      ineffective)? I uninstalled every bumblebee and nvidia
> > > package. I
> > > then
> > > reinstalled everything. No luck. I then uninstalled everything
> > > and went
> > > for the
> > > legacy 390 package. Unfortunately there were problems with that:
> > > nvidia-cuba-
> > > toolkit and nvidia-cuba-dev require the latest nvidia driver
> > > installed.
> > > On top
> > > of that, bumblebee refused to see the legacy 390 drivers as a glx
> > > alternative.
> > > I uninstalled all the nvidia stuff again, switched to Debian Sid,
> > > and
> > > installed
> > > the latest nvidia drivers again (they were slightly more up to
> > > date on
> > > Sid than
> > > in Buster). Still no change.
> > >    * What was the outcome of this action? Bumblebee should be
> > > able to
> > > blacklist
> > > the nvidia driver and isolate it from the operating system in
> > > such a way
> > > that
> > > the system would run on the integrated GPU and run the discrete
> > > GPU for
> > > applications when called for.
> > >    * What outcome did you expect instead? The nvidia driver is
> > > not
> > > blacklisted,
> > > and the discrete GPU is in control.
> > > 
> > > On a different note, I tried posting a bug report upstream. It
> > > has some
> > > information this report might not have (vice versa is definitely
> > > the case,
> > > unfortunately). It can be found at https://github.com/Bumblebee-
> > > Project/Bumblebee/issues/1023
> > > 
> > > 
> > > 
> > > -- System Information:
> > > Debian Release: buster/sid
> > >   APT prefers unstable
> > >   APT policy: (500, 'unstable')
> > > Architecture: amd64 (x86_64)
> > > Foreign Architectures: i386
> > > 
> > > Kernel: Linux 4.19.0-4-amd64 (SMP w/4 CPU cores)
> > > Kernel taint flags: TAINT_PROPRIETARY_MODULE, TAINT_OOT_MODULE,
> > > TAINT_UNSIGNED_MODULE
> > > Locale: LANG=en_US.UTF-8, LC_CTYPE=en_US.UTF-8 (charmap=UTF-8),
> > > LANGUAGE=en_US.UTF-8 (charmap=UTF-8)
> > > Shell: /bin/sh linked to /usr/bin/dash
> > > Init: systemd (via /run/systemd/system)
> > > LSM: AppArmor: enabled
> > > 
> > > Versions of packages bumblebee-nvidia depends on:
> > > ii  bumblebee               3.2.1-20
> > > ii  glx-alternative-nvidia  0.9.1
> > > ii  nvidia-driver           410.104-1
> > > ii  nvidia-kernel-dkms      410.104-1
> > > 
> > > bumblebee-nvidia recommends no packages.
> > > 
> > > bumblebee-nvidia suggests no packages.
> > > 
> > > -- no debconf information
> > > 
> > > _______________________________________________
> > > pkg-nvidia-devel mailing list
> > > pkg-nvidia-devel at alioth-lists.debian.net
> > > https://alioth-lists.debian.net/cgi-bin/mailman/listinfo/pkg-nvid
> > > ia-devel
> > 
> > 
-- 
Kind regards,
Luca Boccassi