[coreboot] ASRock E350M1: MSR 0x00000175 SYSENTER_ESP has 1 inconsistent values across 2 CPUs

Paul Menzel paulepanter at users.sourceforge.net
Mon May 16 22:33:10 CEST 2016

Dear Rudolf,

Am Sonntag, den 15.05.2016, 19:49 +0200 schrieb Rudolf Marek:

> This MSR is used when SYSENTER instruction is used by OS/application. The ESP
> MSR usually points to to the kernel stack of current thread, so if two
> different threads execute on different CPUs it will be different. False
> positive, and they should fix it.

Thank you very much for clearing that up.

I submitted a bug report [1], and there is a patch up for review
disabling the tests [2].

Could you please confirm that disabling the other two MSR tests for CS
and EIP is also the right thing to do?



[1] https://bugs.launchpad.net/bugs/1582005
[2] https://lists.ubuntu.com/archives/fwts-devel/2016-May/007917.html
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