Bug ID 622220: Disruption during manipulation of PEM data with suspected flow irregularity

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

Fixed In:
13.0.0, 12.1.2, 11.6.3

Opened: Oct 12, 2016
Severity: 2-Critical

Symptoms

tmm crashes.

Impact

Traffic disrupted while tmm restarts.

Conditions

It is not known exactly what conditions trigger this; it was observed with Policy Enforcement Manager configured. It may occur when a new blade is added or HA event occurs and flows get rebalanced before the session is established.

Workaround

None.

Fix Information

Fixed a tmm crash related to manipulating Policy Enforcement Manager data.

Behavior Change