Messages in this thread | | | Date | Wed, 28 Jul 2021 16:36:31 +0200 | From | Lucas Nussbaum <> | Subject | Re: [BUG] crypto: ccp: random crashes after kexec on AMD with PSP since commit 97f9ac3d |
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Hi Brijesh,
On 28/07/21 at 08:36 -0500, Brijesh Singh wrote: > Hi Lucas, > > >On several AMD systems, we see random crashes after kexec, during the > >boot of the new system (typically 1 out of 5 boots ends up with a > >crash). > > >According to git bisect, the regression was introduced by commit > >97f9ac3d ("crypto: ccp - Add support for SEV-ES to the PSP driver"), > >included since 5.8-rc1. 5.14-rc3 is still affected. > > Can you try the below patch and confirm whether it fixes the random > crashes seen during the kexec.
I confirm that this fixes the crashes I was seeing.
Tested-by: Lucas Nussbaum <lucas.nussbaum@inria.fr>
Lucas
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