659
VMCB
Interrupt
Shadow
Status
May
Be
Incorrect
Description
The
processor
may
fail
to
clear
the
VMCB
INTERRUPT
_
SHADOW
field
(
VMCB
offset
068
h
bit
0)
when
intercepting
or
interrupting
an
SVM
guest
that
is
executing
a
Move
String
instruction
with
a
REP
prefix
under
interrupt
shadow
.
This
erratum
does
not
occur
on
the
last
iteration
of
the
Move
String
instruction
.
Potential
Effect
on
System
The
SVM
guest
may
continue
to
operate
under
interrupt
shadow
until
the
Move
String
instruction
has
completed
.
This
may
delay
servicing
of
a
pending
interrupt
.
Suggested
Workaround
Contact
your
AMD
representative
for
information
on
a
BIOS
update
.
Fix
Planned
Yes
48063
Rev
. 3.18
October
2012
Revision
Guide
for
AMD
Family
15
h
Models
00
h-
0
Fh
Processors
Product
Errata
51