Ubuntu 16.04 installs nVidia driver (llvmpipe (LLVM 6.0 256bits)

Three P4000 are installed on the server.,After installing nVidia driver, nvidia-smi and nvidia-setting can be used normally, but llvmpipe(LLVM 6.0 256bits) is displayed in system setting->details.

Please run nvidia-bug-report.sh as root and attach the resulting .gz file to your post. Hovering the mouse over an existing post of yours will reveal a paperclip icon.
https://devtalk.nvidia.com/default/topic/1043347/announcements/attaching-files-to-forum-topics-posts/

Hi, generix! I have met the same problems on 3 desktop computers!
My ubuntu version is also 16.04.
My driver is NVIDIA-Linux-x86_64-430.64.run,
and the cuda version is cuda_9.0.176_384.81_linux.run.
My GPU is TITAN X (there are 2 TITAN X graphics in my PC. )
Here is the nvidia-bug-report.log.gz.nvidia-bug-report.log.gz (1.6 MB)

More details are as follows:
~$ sudo lshw -c video
*-display
description: VGA compatible controller
product: GP102 [TITAN X]
vendor: NVIDIA Corporation
physical id: 0
bus info: pci@0000:03:00.0
version: a1
width: 64 bits
clock: 33MHz
capabilities: pm msi pciexpress vga_controller bus_master cap_list rom
configuration: driver=nvidia latency=0
resources: irq:61 memory:f7000000-f7ffffff memory:a0000000-afffffff memory:b0000000-b1ffffff ioport:d000(size=128) memory:f8000000-f807ffff
*-display
description: VGA compatible controller
product: GP102 [TITAN X]
vendor: NVIDIA Corporation
physical id: 0
bus info: pci@0000:01:00.0
version: a1
width: 64 bits
clock: 33MHz
capabilities: pm msi pciexpress vga_controller bus_master cap_list rom
configuration: driver=nvidia latency=0
resources: irq:60 memory:f9000000-f9ffffff memory:c0000000-cfffffff memory:d0000000-d1ffffff ioport:e000(size=128) memory:c0000-dffff
*-display
description: VGA compatible controller
product: ASPEED Graphics Family
vendor: ASPEED Technology, Inc.
physical id: 0
bus info: pci@0000:09:00.0
version: 30
width: 32 bits
clock: 33MHz
capabilities: pm msi vga_controller cap_list
configuration: driver=ast latency=0
resources: irq:16 memory:f4000000-f5ffffff memory:f6000000-f601ffff ioport:a000(size=128)

$ nvidia-smi 

Fri Oct 23 21:56:41 2020
±----------------------------------------------------------------------------+
| NVIDIA-SMI 430.64 Driver Version: 430.64 CUDA Version: 10.1 |
|-------------------------------±---------------------±---------------------+
| GPU Name Persistence-M| Bus-Id Disp.A | Volatile Uncorr. ECC |
| Fan Temp Perf Pwr:Usage/Cap| Memory-Usage | GPU-Util Compute M. |
|===============================+======================+======================|
| 0 TITAN X (Pascal) Off | 00000000:01:00.0 On | N/A |
| 34% 59C P0 62W / 250W | 133MiB / 12192MiB | 3% Default |
±------------------------------±---------------------±---------------------+
| 1 TITAN X (Pascal) Off | 00000000:03:00.0 Off | N/A |
| 25% 45C P8 10W / 250W | 2MiB / 12196MiB | 0% Default |
±------------------------------±---------------------±---------------------+

±----------------------------------------------------------------------------+
| Processes: GPU Memory |
| GPU PID Type Process name Usage |
|=============================================================================|
| 0 1114 G /usr/lib/xorg/Xorg 131MiB |
±----------------------------------------------------------------------------+

~$ glxinfo | grep -i opengl

OpenGL vendor string: VMware, Inc.
OpenGL renderer string: llvmpipe (LLVM 6.0, 256 bits)
OpenGL core profile version string: 3.3 (Core Profile) Mesa 18.0.5
OpenGL core profile shading language version string: 3.30
OpenGL core profile context flags: (none)
OpenGL core profile profile mask: core profile
OpenGL core profile extensions:
OpenGL version string: 3.0 Mesa 18.0.5
OpenGL shading language version string: 1.30
OpenGL context flags: (none)
OpenGL extensions:
OpenGL ES profile version string: OpenGL ES 3.0 Mesa 18.0.5
OpenGL ES profile shading language version string: OpenGL ES GLSL ES 3.00
OpenGL ES profile extensions:

Thanks in advance!