9
23614K—October 2003
AMD Athlon™ Processor Model 4 Revision Guide
Preliminary Information
13
Instruction Execution Deadlock
Products Affected.
A4, A5, A6, A7
Normal Specified Operation.
Legitimate instruction sequences should execute as specified.
Non-conformance.
Under rare and unlikely conditions, the load-store unit, instruction scheduler and
effective address generation unit interact in such a way that deadlock a occurs, preventing further
instruction execution.
Potential Effect on System.
The system hangs. No instructions complete and the processor will not respond
to interrupts.
Suggested Workaround.
None.
Resolution Status.
Fix planned for a future revision.