
Product Errata 95
Revision Guide for AMD Family 10h Processors
41322 Rev. 3.84 August 2011
361 Breakpoint Due to an Instruction That Has an Interrupt Shadow
May Be Lost
Description
A #DB exception occurring in guest mode may be discarded under the following conditions:
• A trap-type #DB exception is generated in guest mode during execution of an instruction with an
interrupt shadow, and
• The instruction that generated the exception is immediately followed by an instruction resulting in
#VMEXIT.
Potential Effect on System
None expected under normal conditions. Debug exceptions may not be received for programs running
under a hypervisor.
Suggested Workaround
None.
Fix Planned
No
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