Bug ID 664758: URLDB SIGFPE - 'urldb tcl result not overwritten'

Last Modified: Nov 07, 2022

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

Known Affected Versions:
13.0.0, 13.0.0 HF1, 13.0.0 HF2, 13.0.0 HF3

Fixed In:
13.1.0, 13.0.1

Opened: May 15, 2017

Severity: 2-Critical


TMM cores with the the following notice: Assertion 'urldb tcl result not overwritten' failed.


Traffic disrupted while tmm restarts.


Use of CATEGORY::lookup iRule in a case where the system fails to resume normal traffic flow after setting the result.



Fix Information

Added a check to ensure that upon failure to resume normal traffic flow, the result is cleared and reset so that the core does not occur.

Behavior Change

Guides & references

K10134038: F5 Bug Tracker Filter Names and Tips