Bug ID 528736: When tcp connection is aborting tmm can crash with "hud_oob consumed" message

Last Modified: Nov 07, 2022

Affected Product(s):
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, 12.0.0, 12.0.0 HF1, 12.0.0 HF2, 12.0.0 HF3, 12.0.0 HF4

Fixed In:
12.1.0, 11.6.1 HF2

Opened: Jun 18, 2015

Severity: 3-Major


TMM crashes with "hud_oob consumed" message in the log.


Traffic disrupted while tmm restarts.


This is a rarely occurring edge case. It can be seen when tcp has been aborted and messages exist in an internal queue.



Fix Information

Tcp aborts correctly when there are messages in an internal queue.

Behavior Change

Guides & references

K10134038: F5 Bug Tracker Filter Names and Tips