"Invalid signature" issue on dev kernel launch

[Aruna Hewapathirane]

On Tue, Mar 23, 2021 at 12:37 PM Gidi Gal <gidi.gal.linux at gmail.com> wrote:

> Greetings,
>
> After receiving a lot of information regarding my query on how to switch
> from installed to dev kernel (thank you to all the people that shared their
> knowledge on this subject), I am now facing "invalid signature" error when
> I reboot with my installed dev kernel. I shared the logs for the build,
> install and also .config and x509.genkey in the following link
> <https://drive.google.com/drive/folders/1mVUzrF_5MM4H1x0bLacprvkrXaKtFm6V?usp=sharing>
> .
> Please let me know what additional information can help to solve this
> issue.
>
> I am following the instructions in https://kernelnewbies.org/FirstKernelPatch
>
> and I am at the step where I am supposed to verify that a printout was
> added to the log after I reboot my dev kernel.
>
> Thanks,
> Gidi
>
>
Try turning off secure boot in your BIOS. If everything boots smoothly
after disabling secure boot ask Valdis's opinion of if
you should leave it disabled or try and go through some real and serious
pain with certificates and signing and the other BS.





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