Sometimes when playing with PRIME (for example, press Alt-Tab in The Wither over Steam Proton) the driver crashes, only a reboot helps.
Laptop Acer Nitro AN515-43 with GeForce GTX 1650
Game command: __NV_PRIME_RENDER_OFFLOAD=1 __GLX_VENDOR_LIBRARY_NAME="nvidia" PROTON_USE_WINED3D=1 PROTON_NO_ESYNC=1 %command%
$ nvidia-smi
Unable to determine the device handle for GPU 0000:01:00.0: Unknown Error
$ LANG=c dmesg -T | grep NVRM
[Thu Aug 5 21:00:10 2021] NVRM: loading NVIDIA UNIX x86_64 Kernel Module 470.57.02 Tue Jul 13 16:14:05 UTC 2021
[Fri Aug 6 07:13:43 2021] NVRM: GPU at PCI:0000:01:00: GPU-add4201d-17de-2e2d-3156-4121aa80135d
[Fri Aug 6 07:13:43 2021] NVRM: Xid (PCI:0000:01:00): 79, pid=44387, GPU has fallen off the bus.
[Fri Aug 6 07:13:43 2021] NVRM: GPU 0000:01:00.0: GPU has fallen off the bus.
[Fri Aug 6 07:13:43 2021] NVRM: GPU 0000:01:00.0: GPU serial number is \xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff.
[Fri Aug 6 07:13:43 2021] NVRM: A GPU crash dump has been created. If possible, please run
NVRM: nvidia-bug-report.sh as root to collect this data before
NVRM: the NVIDIA kernel module is unloaded.
nvidia-bug-report.log.gz (419.4 KB)