Bug ID 624744: Potential crash in a multi-blade chassis during CMP state changes.

Last Modified: Nov 07, 2022

Bug Tracker

Affected Product:  See more info
BIG-IP PEM(all modules)

Known Affected Versions:
11.6.0, 11.6.0 HF1, 11.6.0 HF2, 11.6.0 HF3, 11.6.0 HF4, 11.6.0 HF5, 11.6.0 HF6, 11.6.0 HF7, 11.6.0 HF8, 11.6.1, 11.6.1 HF1, 11.6.1 HF2, 11.6.2, 11.6.2 HF1, 12.0.0, 12.0.0 HF1, 12.0.0 HF2, 12.0.0 HF3, 12.0.0 HF4, 12.1.0, 12.1.0 HF1, 12.1.0 HF2, 12.1.1, 12.1.1 HF1, 12.1.1 HF2, 12.1.2

Fixed In:
13.0.0, 12.1.2 HF1, 11.6.3

Opened: Oct 25, 2016
Severity: 2-Critical

Symptoms

Potential TMM crash resulting in flows being impacted.

Impact

Traffic disrupted while tmm restarts.

Conditions

A multi-blade chassis with PEM needs to undergo a CMP state change with flows on the active blade.

Workaround

None

Fix Information

NULL check has been added prior to calling a callback for asynchronous handling.

Behavior Change