Bug ID 556031: iRule execution error under virtual server with adaptation profile can crash tmm

Last Modified: Sep 13, 2023

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

Known Affected Versions:
11.6.0, 11.6.1, 11.6.2, 11.6.3, 11.6.3.1, 11.6.3.2, 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

Fixed In:
12.1.0, 11.6.3.3

Opened: Nov 03, 2015

Severity: 3-Major

Symptoms

tmm segv crash in tandem with log indicating "iRule execution error".

Impact

Traffic disrupted while tmm restarts.

Conditions

Virtual server with request-adapt or response-adapt profile and iRule which is capable of generating a Tcl runtime error.

Workaround

Correct iRule to avoid runtime error.

Fix Information

iRule execution error under virtual server with adaptation profile does not crash tmm

Behavior Change

Guides & references

K10134038: F5 Bug Tracker Filter Names and Tips