On Mon, Jan 23, 2017 at 09:35:53PM +0800, Xunlei Pang wrote:
> One possible timing sequence would be:
> 1st kernel running on multiple cpus panicked
> then the crash dump code starts
> the crash dump code stops the others cpus except the crashing one
> 2nd kernel boots up on the crash cpu with "nr_cpus=1"
> some broadcasted mce comes on some cpu amongst the other cpus(not the
> crashing cpu)
Where does this broadcasted MCE come from?
The crash dump code triggered it? Or it happened before the panic()?
Are you talking about an *actual* sequence which you're experiencing on
real hw or is this something hypothetical?
--
Regards/Gruss,
Boris.
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