Bug ID 600535: TMM may core while exiting if MCPD connection was previously aborted

Last Modified: Aug 19, 2026

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

Known Affected Versions:
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, 11.6.5.3

Opened: Jun 21, 2016

Severity: 3-Major

Symptoms

TMM cores while exiting after MCPD has spontaneously restarted.

Impact

Traffic disrupted while tmm restarts.

Conditions

MCPD aborts connection to TMM, typically due to fatal internal configuration errors causing MCPD to exit. This is generally a rarely occurring issue.

Workaround

This issue has no workaround at this time.

Fix Information

None

Behavior Change

Guides & references

K10134038: F5 Bug Tracker Filter Names and Tips