Bug ID 526295: BIG-IP crashes in debug mode when using PEM iRule to create session with calling-station-id and called-station-id

Last Modified: Oct 06, 2020

Bug Tracker

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

Known Affected Versions:
11.5.0, 11.5.1, 11.5.1 HF1, 11.5.1 HF10, 11.5.1 HF11, 11.5.1 HF2, 11.5.1 HF3, 11.5.1 HF4, 11.5.1 HF5, 11.5.1 HF6, 11.5.1 HF7, 11.5.1 HF8, 11.5.1 HF9, 11.5.10, 11.5.2, 11.5.2 HF1, 11.5.3, 11.5.3 HF1, 11.6.0, 11.6.0 HF1, 11.6.0 HF2, 11.6.0 HF3, 11.6.0 HF4, 11.6.0 HF5

Fixed In:
12.0.0, 11.6.0 HF6, 11.5.3 HF2

Opened: Jun 03, 2015
Severity: 3-Major


When using a PEM iRule to create a session with calling-station-id and called-station-id, the BIG-IP system will crash in debug mode.


The BIG-IP system crashes.


1. PEM is provisioned. 2. BIG-IP system is running in debug mode. 3. PEM iRule is used to create session with calling-station-id and called-station-id.


Creating PEM sessions with iRules that do not have calling-station-id and called-station-id. And add the two attributes using separately using PEM info iRule

Fix Information

With the fix, the problematic iRule is now working as expected and does not cause any crash.

Behavior Change