Bug#747366: nvidia-driver: nvidia-uvm module is present but fails on load

[Andrei POPESCU]

Control: reassign -1 nvidia-driver 331.67-2

On Mi, 07 mai 14, 23:27:28, Serge Rijkers wrote:
> Source: nvidia-driver
> Version: 331.67-2
> Severity: important
> 
> Dear Maintainer,
> 
> 
> Some of the applications that I use are opencl enabled. I find that
> since installing 331.67-2 version of the driver opencl no longer works
> 
> This is due a load failure nvidia-uvm kernel module. The module is
> present in my kernel. folliwing is output of modinfo nvidia-uwn
> 
> %< ------ snip
> 
> root at rissa:~# modinfo nvidia-uvm
> filename:
> /lib/modules/3.14-2.dmz.1-liquorix-amd64/updates/dkms/nvidia-uvm.ko
> supported:      external
> license:        MIT
> depends:        
> vermagic:       3.14-2.dmz.1-liquorix-amd64 SMP preempt mod_unload
> modversions 
> 
> %< ----- end snip
> 
> following is output of modprobe -v nvida-uvm
> 
> %<------ snip 
> root at rissa:~# modprobe -v nvidia-uvm
> insmod /lib/modules/3.14-2.dmz.1-liquorix-amd64/updates/dkms/nvidia-current.ko 
> insmod /lib/modules/3.14-2.dmz.1-liquorix-amd64/updates/dkms/nvidia-uvm.ko 
> modprobe: ERROR: could not insert 'nvidia_uvm': Invalid argument
> 
> %< -------- end snip
> 
> 
> The previous version of the package 331.67-1 failed build the nvidia-uvm
> module.
> reverting to 331.49-1 version of nvidia drivers manually restored
> functionality.
> 
> reverting to 331.49-1 no longer works. The dkms build of kernel module
> for 331.49-1 fails.
> 
> -- System Information:
> Debian Release: jessie/sid
>   APT prefers unstable
>   APT policy: (500, 'unstable')
> Architecture: amd64 (x86_64)
> Foreign Architectures: i386
> 
> Kernel: Linux 3.14-2.dmz.1-liquorix-amd64 (SMP w/8 CPU cores; PREEMPT)
> Locale: LANG=en_US.UTF-8, LC_CTYPE=en_US.UTF-8 (charmap=UTF-8)
> Shell: /bin/sh linked to /bin/dash

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