nvidia304 hangs with fc23 kernel - SOLVED

[Sérgio Basto]

On Qui, 2016-06-30 at 13:07 +0100, John Pilkington wrote:
> On 30/06/16 11:48, John Pilkington wrote:
> > 
> > Yesterday I ran dnf system upgrade from fc22 to fc23.  It all
> > seemed
> > very smooth (4185 packages) until it rebooted to emergency
> > mode.  After
> > repairs by fsck it runs happily under 4.4.13-200.fc22 but just
> > hangs
> > with a black screen and a flashing cursor with 4.5.7-200.fc23
> > 
> > yumex-dnf seems inconsistent in reporting the state of the fc23
> > kernel,
> > akmod-nvidia-304xx and kmod.  Now it is showing them as
> > uninstalled,
> > with 'Error(s) in search for dependencies' if I try to install the
> > current 4.5.7-200.fc23
> > 
> > An attempt to install 4.2.3-300.fc23 is apparently seen as a
> > downgrade
> > of 4.4.12-200.fc22 (not the running kernel) and is then rejected as
> > conflicting.
> > 
> > I suppose I can continue as is until the next kernel appears - but
> > a fix
> > would be better :-)
> Solved.  While running with 4.4.13-200.fc22, from yumex-dnf I erased
> the 
> existing kmod-nvidia-304xx for the fc23 kernel.  Then, as root,
> 
> # akmods --kernels 4.5.7-200.fc23.x86_64

You may (or should) run akmods-shutdown ( /usr/sbin/akmods-shutdown ) 
this command generate kmods for all kernel installed ... 

> which reported that it was building and installing nvidia-304xx-kmod,
> and appeared to exit cleanly after several tens of seconds.
> 
> Rebooted with the fc23 kernel and all seems fine.
> 
> > 
> > 
> > I was able to rpmbuild --rebuild the rpmfusion mythtv-0.28-3.fc24
> > srpm,
> > and have it running now.  Strangely, an attempt to update my
> > earlier
> > fc22 build of mythtv master failed with qt5 problems.
> > 
> > John P
> > 
-- 
Sérgio M. B.