Bug ID 502642: The tmm may core if the DHCP virtual is reconfigured while the existing virtual has recently (<30s) been used to carry DHCP traffic.

Last Modified: Sep 13, 2023

Affected Product(s):
BIG-IP PEM(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, 11.6.3.3, 11.6.3.4, 11.6.4, 11.6.5, 11.6.5.1, 11.6.5.2, 11.6.5.3, 12.1.0 HF1, 12.1.0 HF2, 12.1.1 HF1, 12.1.1 HF2, 12.1.2 HF1, 12.1.2 HF2

Fixed In:
12.0.0

Opened: Jan 23, 2015

Severity: 2-Critical

Symptoms

TMM may core.

Impact

Traffic disrupted while tmm restarts.

Conditions

Have a functioning DHCP virtual that has been used to process DHCP packets. Reconfigure the virtual within 30s of the last packet.

Workaround

None

Fix Information

Fixed the de-initialization routine to cleanup correctly.

Behavior Change

Guides & references

K10134038: F5 Bug Tracker Filter Names and Tips