Ubuntu 20.04 Failed to initialize the NVIDIA GPU at PCI:1:0:0
The system is a headless desktop and has been running Ubuntu 16.04 with MYTHTV 0.28 for about 5 years. It comprises an ASUS M5A78L-M USB3 motherboard with ATI GPU on board, an AMD FX(tm)-4300 Quad-Core Processor and 8GB RAM. Video output is via an Nvidia GEForce 5200 PCIE card with 2GB DDR3 feeding into a Denon AV Receiver via HDMI, and then onto a Flatscreen TV.
The system was upgraded to 18.04 without error but failed to reach the login screen when booted. Search results indicated that reinstalling the Nvidia driver would cure the problem. As my target system was 20.04 I decided to upgrade to that and get the driver reinstalled that way. 20.04 left me with the same problem though.
Doing clean installs on a spare disc of both 18.04 and 20.04 gave exactly the same results although, with slightly different external behaviour. The replies to my post on Ubuntu Forums have all been tried except for the bit about:-
May 07 11:20:16 PVR-1 kernel: resource sanity check: requesting [mem 0x000c0000-
May 07 11:20:16 PVR-1 kernel: caller os_map_
I have not been able to find a way of alleviating this. Appropriate section from system log (journalctl) below:-
May 07 11:20:16 PVR-1 /usr/lib/
May 07 11:20:16 PVR-1 /usr/lib/
May 07 11:20:16 PVR-1 /usr/lib/
May 07 11:20:16 PVR-1 /usr/lib/
May 07 11:20:16 PVR-1 /usr/lib/
May 07 11:20:16 PVR-1 /usr/lib/
May 07 11:20:16 PVR-1 /usr/lib/
May 07 11:20:16 PVR-1 /usr/lib/
May 07 11:20:16 PVR-1 /usr/lib/
May 07 11:20:16 PVR-1 /usr/lib/
May 07 11:20:16 PVR-1 /usr/lib/
May 07 11:20:16 PVR-1 /usr/lib/
May 07 11:20:16 PVR-1 /usr/lib/
May 07 11:20:16 PVR-1 /usr/lib/
May 07 11:20:16 PVR-1 /usr/lib/
May 07 11:20:16 PVR-1 /usr/lib/
May 07 11:20:16 PVR-1 /usr/lib/
May 07 11:20:16 PVR-1 /usr/lib/
May 07 11:20:16 PVR-1 /usr/lib/
May 07 11:20:16 PVR-1 /usr/lib/
May 07 11:20:16 PVR-1 /usr/lib/
May 07 11:20:16 PVR-1 /usr/lib/
May 07 11:20:16 PVR-1 /usr/lib/
May 07 11:20:16 PVR-1 /usr/lib/
May 07 11:20:16 PVR-1 /usr/lib/
May 07 11:20:16 PVR-1 /usr/lib/
May 07 11:20:16 PVR-1 /usr/lib/
May 07 11:20:16 PVR-1 /usr/lib/
May 07 11:20:16 PVR-1 /usr/lib/
May 07 11:20:16 PVR-1 /usr/lib/
May 07 11:20:16 PVR-1 /usr/lib/
May 07 11:20:16 PVR-1 /usr/lib/
May 07 11:20:16 PVR-1 /usr/lib/
May 07 11:20:16 PVR-1 /usr/lib/
May 07 11:20:16 PVR-1 systemd[1]: Starting NVIDIA Persistence Daemon...
May 07 11:20:16 PVR-1 nvidia-
May 07 11:20:16 PVR-1 nvidia-
May 07 11:20:16 PVR-1 nvidia-
May 07 11:20:16 PVR-1 systemd[1]: Started NVIDIA Persistence Daemon.
May 07 11:20:16 PVR-1 systemd[1]: Stopping NVIDIA Persistence Daemon...
May 07 11:20:16 PVR-1 nvidia-
May 07 11:20:16 PVR-1 nvidia-
May 07 11:20:16 PVR-1 nvidia-
May 07 11:20:16 PVR-1 nvidia-
May 07 11:20:16 PVR-1 nvidia-
May 07 11:20:16 PVR-1 systemd[1]: nvidia-
May 07 11:20:16 PVR-1 systemd[1]: Stopped NVIDIA Persistence Daemon.
May 07 11:20:16 PVR-1 snapd[1203]: daemon.go:347: started snapd/2.49.2 (series 16; classic) ubuntu/20.04 (amd64) linux/5.
May 07 11:20:16 PVR-1 kernel: resource sanity check: requesting [mem 0x000c0000-
May 07 11:20:16 PVR-1 kernel: caller os_map_
May 07 11:20:16 PVR-1 mythbackend[1278]: Cannot login to database
May 07 11:20:16 PVR-1 mythbackend[1278]: Would you like to configure the database connection now? [no]
May 07 11:20:16 PVR-1 mythbackend[1278]: [console is not interactive, using default 'no']
May 07 11:20:16 PVR-1 /usr/lib/
May 07 11:20:16 PVR-1 /usr/lib/
May 07 11:20:16 PVR-1 /usr/lib/
May 07 11:20:16 PVR-1 /usr/lib/
May 07 11:20:16 PVR-1 /usr/lib/
May 07 11:20:16 PVR-1 /usr/lib/
May 07 11:20:16 PVR-1 /usr/lib/
May 07 11:20:16 PVR-1 /usr/lib/
May 07 11:20:16 PVR-1 /usr/lib/
May 07 11:20:16 PVR-1 /usr/lib/
May 07 11:20:16 PVR-1 /usr/lib/
May 07 11:20:16 PVR-1 /usr/lib/
May 07 11:20:16 PVR-1 /usr/lib/
May 07 11:20:16 PVR-1 /usr/lib/
May 07 11:20:16 PVR-1 /usr/lib/
May 07 11:20:16 PVR-1 /usr/lib/
May 07 11:20:16 PVR-1 /usr/lib/
May 07 11:20:16 PVR-1 /usr/lib/
May 07 11:20:16 PVR-1 /usr/lib/
May 07 11:20:16 PVR-1 kernel: NVRM: RmInitAdapter failed! (0x26:0xffff:1123)
May 07 11:20:16 PVR-1 kernel: NVRM: rm_init_adapter failed for device bearing minor number 0
May 07 11:20:16 PVR-1 /usr/lib/
May 07 11:20:16 PVR-1 /usr/lib/
May 07 11:20:16 PVR-1 gdm-launch-
May 07 11:20:16 PVR-1 gdm3[1349]: Child process -1464 was already dead.
May 07 11:20:16 PVR-1 systemd[1]: session-c1.scope: Succeeded.
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