Bug ID 806909: TMM may produce a core on a standby device

Last Modified: Aug 05, 2020

Bug Tracker

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

Known Affected Versions:
11.6.0, 11.6.0 HF1, 11.6.0 HF2, 11.6.0 HF3, 11.6.0 HF4, 11.6.0 HF5, 11.6.0 HF6, 11.6.0 HF7, 11.6.0 HF8, 11.6.1, 11.6.1 HF1, 11.6.1 HF2, 11.6.2, 11.6.2 HF1, 11.6.3, 11.6.3.1, 11.6.3.2, 11.6.3.3, 11.6.3.4, 11.6.4, 11.6.5, 11.6.5.1, 11.6.5.2

Opened: Jul 17, 2019
Severity: 3-Major

Symptoms

Tmm cores on the standby device.

Impact

On a Standby BIG-IP unit, traffic is disrupted while tmm restarts.

Conditions

Detailed condition is still unknown. So far, this issue is observed under the following configuration. -- Connection mirroring is enabled on Standard type of virtual server. -- High availability (HA) configured.

Workaround

None.

Fix Information

None

Behavior Change