[Intel-gfx] Fwd: Re: (XEN) Fatal machine check

[John Doe]

Hi,
this looks to be related to intel HD Graphics 530, if I disable the
integrated GPU the machine boots properly.

Any ideas?
John.


On 26/10/2015 13:04, John Doe wrote:
> Hi, i'm getting this problem with linux 4.3.0-rcX branch.
> Full log is attached. My hardware is based on intel skylake i7-6700k on
> z170 chipset and it is working properly. It does boot correctly with
> older kernels (3.12).
> With mce=off on xen parameters it does boot unti during pci detection
> where it hangs (see attached log).
> 
> I tried with both xen 4.4.2 and 4.6.0 with the same effect
> 
> [    2.957615] VFS: Disk quotas d(XEN) Fatal machine check: MCE: Fatal
> error happened on CPUs ff
> (XEN)
> (XEN) ****************************************
> (XEN)
> (XEN)    The processor has reported a hardware error which cannot
> (XEN)    be recovered from.  Xen will now reboot the machine.
> (XEN) mce.c:1533: Begin dump mc_info
> (XEN) CPU0: Machine Check Exception:                5
> (XEN) Bank 4: ba00000011000402[               0]
> (XEN) CPU0: Machine Check Exception:                5
> (XEN) Bank 4: ba00000011000402[               0]
> (XEN) CPU1: Machine Check Exception:                5
> (XEN) Bank 4: ba00000011000402[               0]
> (XEN) CPU1: Machine Check Exception:                5
> (XEN) Bank 4: ba00000011000402[               0]
> (XEN) CPU2: Machine Check Exception:                5
> (XEN) Bank 4: ba00000011000402[               0]
> (XEN) CPU2: Machine Check Exception:                5
> (XEN) Bank 4: ba00000011000402[               0]
> (XEN) CPU3: Machine Check Exception:                5
> (XEN) Bank 4: ba00000011000402[               0]
> (XEN) CPU3: Machine Check Exception:                5
> (XEN) Bank 4: ba00000011000402[               0]
> (XEN) mce.c:1536: End dump mc_info, 8 mcinfo dumped
> (XEN)
> (XEN) ****************************************
> (XEN) Panic on CPU 0:
> (XEN) HARDWARE ERROR
> (XEN) ****************************************
> (XEN)
> (XEN) Reboot in five seconds...
> 
> Any help?
> 
> Thanks,
> John.
> 



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