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

Last Modified: Sep 13, 2023

Affected Product(s):
BIG-IP PEM(all modules)

Known Affected Versions:
11.6.1, 11.6.2, 12.0.0, 12.0.0 HF1, 12.1.0 HF1, 12.0.0 HF2, 12.1.0 HF2, 12.0.0 HF3, 12.0.0 HF4, 12.1.1 HF1, 12.1.1 HF2, 12.1.2 HF1, 12.1.2 HF2, 12.1.0, 12.1.1

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

Guides & references

K10134038: F5 Bug Tracker Filter Names and Tips