[Intel-gfx] (XEN) Fatal machine check

John Doe securef33d at gmail.com
Mon Oct 26 12:45:05 PDT 2015


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.
> 

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

J.
-------------- next part --------------
A non-text attachment was scrubbed...
Name: xen_crash4.3.0-rc7_mce.log
Type: text/x-log
Size: 45201 bytes
Desc: not available
URL: <http://lists.freedesktop.org/archives/intel-gfx/attachments/20151026/c96a807b/attachment-0002.bin>
-------------- next part --------------
A non-text attachment was scrubbed...
Name: pcihangs.log
Type: text/x-log
Size: 35444 bytes
Desc: not available
URL: <http://lists.freedesktop.org/archives/intel-gfx/attachments/20151026/c96a807b/attachment-0003.bin>


More information about the Intel-gfx mailing list