[Bug 1910709] [NEW] DKMS linux-headers-5.8.0-34-generic update brokes nvidia-340

Public bug reported:

Last linux kernel update "linux-headers-5.8.0-34-generic" broke
nvidia-340 driver and Desktop access. In make log:

[...]
echo >&2; \
echo >&2 " ERROR: Kernel configuration is invalid."; \
echo >&2 " include/generated/autoconf.h or include/config/auto.conf are missing.";\
echo >&2 " Run 'make oldconfig && make prepare' on kernel src to fix it."; \
echo >&2 ;
[...]

Full DKMS log file attacked.

** Affects: linux (Ubuntu)
Importance: Undecided
Status: New

** Attachment added: "make.log"
https://bugs.launchpad.net/bugs/1910709/+attachment/5450642/+files/make.log

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https://bugs.launchpad.net/bugs/1910709

Title:
DKMS linux-headers-5.8.0-34-generic update brokes nvidia-340

Status in linux package in Ubuntu:
New

Bug description:
Last linux kernel update "linux-headers-5.8.0-34-generic" broke
nvidia-340 driver and Desktop access. In make log:

[...]
echo >&2; \
echo >&2 " ERROR: Kernel configuration is invalid."; \
echo >&2 " include/generated/autoconf.h or include/config/auto.conf are missing.";\
echo >&2 " Run 'make oldconfig && make prepare' on kernel src to fix it."; \
echo >&2 ;
[...]

Full DKMS log file attacked.

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