Messages in this thread | | | Date | Wed, 24 Aug 2022 00:33:07 +0200 | Subject | Re: WARNING: CPU: 1 PID: 83 at arch/x86/kernel/cpu/sgx/main.c:446 ksgxd+0x1b7/0x1d0 | From | Paul Menzel <> |
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Dear Dave,
Thank you for your reply.
Am 23.08.22 um 18:32 schrieb Dave Hansen: > On 8/23/22 06:48, Paul Menzel wrote: >>>> I'm suspecting either a BIOS problem. Reinette (cc'd) also thought this >>>> might be a case of the SGX initialization getting a bit too far along >>>> when it should have been disabled. >>>> >>>> We had some bugs where we didn't stop fast enough after spitting out the >>>> "SGX Launch Control is locked..." errors. >> >> Let’s hope it’s something known to you. > > Thanks for the extra debug info. Unfortunately, nothing is really > sticking out as an obvious problem. > > The EREMOVE return codes would be interesting to know, as well as an > idea what the physical addresses are that fail and the _counts_ of how > many pages get sanitized versus fail.
Is there a knob to print out this information? Or way to get this information using ftrace? I’d like to avoid rebuilding the Linux kernel.
> But, I don't really have a theory about what could be going on yet.
Kind regards,
Paul
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