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Cisco Bug: CSCut20073 - IPC fragmentation - stop refragmenting again if the ack received already

Last Modified

Feb 11, 2018

Products (1)

  • Cisco IOS

Known Affected Releases

15.0(1)EX3 15.2(1)IC273.317

Description (partial)

Symptom:
Router crash if the IPC big message is been again fragmented when ACK is not received for last fragment. And when retry was attempted at the time ACK received and it been processed in interrupt context and again when the suspended retry process again in control and access the fragmented message the crash happen

Conditions:
Router crash if the IPC big message is been again fragmented when ACK is not received for last fragment. And when retry was attempted at the time ACK received and it been processed in interrupt context and again when the suspended retry process again in control and access the fragmented message the crash happen
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