Bug ID 425058: FastL4 can fire SERVER_CLOSED without firing SERVER_CONNECTED, leading to core

Last Modified: Apr 10, 2019

Bug Tracker

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

Known Affected Versions:
11.3.0

Fixed In:
11.3.0 HF8

Opened: Jul 11, 2013
Severity: 3-Major
Related AskF5 Article:
K14793

Symptoms

TMM produces a core file with a segmentation fault when a FastL4 virtual server uses a suspend command in an iRule on the client side, and then tears down the server-side without completing the server connection.

Impact

The server-side is torn down without completing the server connection.

Conditions

The FastL4 virtual must have an iRule that runs on the client side, before the SERVER_CONNECTED iRule can run, and the client-side flow needs to be torn down during suspension.

Workaround

None.

Fix Information

If the server-side tears down without having run SERVER_CONNECTED, TMM produces a core file with a segmentation fault, but instead,

Behavior Change