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* New DMAR errors in Xen 4.1
@ 2010-04-06 22:38 Jeremy Fitzhardinge
  2010-04-07  0:00 ` Jeremy Fitzhardinge
  0 siblings, 1 reply; 7+ messages in thread
From: Jeremy Fitzhardinge @ 2010-04-06 22:38 UTC (permalink / raw)
  To: Keir Fraser; +Cc: Xen-devel

I'm seeing DMAR errors with current Xen-unstable, which weren't there in 
-rc8 (-rc9?):

type=1403 audit(1270593095.214:3): policy loaded auid=4294967295 ses=4294967295
(XEN) [VT-D]iommu.c:821: iommu_fault_status: Primary Pending Fault
(XEN) [VT-D]iommu.c:796: DMAR:[DMA Write] Request device [00:1f.2] fault addr bf57b000, iommu reg = ffff82c3fff57000
(XEN) DMAR:[fault reason 05h] PTE Write access is not set
(XEN) print_vtd_entries: iommu = ffff83013fff3e80 bdf = 0:1f.2 gmfn = bf57b
(XEN)     root_entry = ffff83013ff36000
(XEN)     root_entry[0] = 13c6bb001
(XEN)     context = ffff83013c6bb000
(XEN)     context[fa] = 2_13fec4001
(XEN)     l4 = ffff83013fec4000
(XEN)     l4_index = 0
(XEN)     l4[0] = 13fec1003
(XEN)     l3 = ffff83013fec1000
(XEN)     l3_index = 2
(XEN)     l3[2] = 13ccbe003
(XEN)     l2 = ffff83013ccbe000
(XEN)     l2_index = 1fa
(XEN)     l2[1fa] = 13cac3003
(XEN)     l1 = ffff83013cac3000
(XEN)     l1_index = 17b
(XEN)     l1[17b] = 0
(XEN)     l1[17b] not present
(XEN) [VT-D]iommu.c:796: DMAR:[DMA Write] Request device [00:1f.2] fault addr bf57a000, iommu reg = ffff82c3fff57000
(XEN) DMAR:[fault reason 05h] PTE Write access is not set
(XEN) print_vtd_entries: iommu = ffff83013fff3e80 bdf = 0:1f.2 gmfn = bf57a
(XEN)     root_entry = ffff83013ff36000
(XEN)     root_entry[0] = 13c6bb001
(XEN)     context = ffff83013c6bb000
(XEN)     context[fa] = 2_13fec4001
(XEN)     l4 = ffff83013fec4000
(XEN)     l4_index = 0
(XEN)     l4[0] = 13fec1003
(XEN)     l3 = ffff83013fec1000
(XEN)     l3_index = 2
(XEN)     l3[2] = 13ccbe003
(XEN)     l2 = ffff83013ccbe000
(XEN)     l2_index = 1fa
(XEN)     l2[1fa] = 13cac3003
(XEN)     l1 = ffff83013cac3000
(XEN)     l1_index = 17a
(XEN)     l1[17a] = 0
(XEN)     l1[17a] not present



Device 0:1f.2 is my SATA controller.  I haven't tried bisecting it or 
anything yet; I don't see any recent changes which are obviously 
relevant though.

     J

^ permalink raw reply	[flat|nested] 7+ messages in thread

end of thread, other threads:[~2010-04-08 16:58 UTC | newest]

Thread overview: 7+ messages (download: mbox.gz follow: Atom feed
-- links below jump to the message on this page --
2010-04-06 22:38 New DMAR errors in Xen 4.1 Jeremy Fitzhardinge
2010-04-07  0:00 ` Jeremy Fitzhardinge
2010-04-07  2:50   ` Weidong Han
2010-04-07  8:31     ` Cui, Dexuan
2010-04-07 16:55     ` Jeremy Fitzhardinge
2010-04-08  2:32       ` Weidong Han
2010-04-08 16:58         ` Jeremy Fitzhardinge

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