636
Instruction
Addresses
Near
Canonical
Address
Limit
May
Cause
#
GP
Exception
Description
The
processor
may
incorrectly
generate
a
#
GP
exception
when
an
instruction
executes
within
a
small
window
of
the
linear-memory
address
at
the
limit
of
canonical
address
space
(0000_7
FFF
_
FFFF
_
FFFFh
:
0000_7
FFF
_
FFFF
_
FFF
2
h
)
and
multiple
branch
mis-predicts
occur
to
a
linear-memory
address
at
the
limit
of
canonical
address
space
.
Potential
Effect
on
System
In
the
unlikely
event
that
the
conditions
for
this
erratum
occur
,
an
unexpected
#
GP
exception
may
result
in
a
program
or
system
crash
.
Suggested
Workaround
None
required
.
Fix
Planned
Yes
Revision
Guide
for
AMD
Family
15
h
Models
00
h-
0
Fh
Processors
48063
Rev
. 3.18
October
2012
46
Product
Errata