Bug ID 1040361: TMM crashes during its startup when TMC destination port list attached/deleted to virtual server

Last Modified: Sep 23, 2021

Bug Tracker

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

Known Affected Versions:
16.1.0, 16.0.1.2, 15.1.4, 14.1.4.4

Opened: Aug 12, 2021
Severity: 2-Critical

Symptoms

-- Log message written to TMM log file: panic: ../kern/page_alloc.c:736: Assertion "vmem_hashlist_remove not found" failed.

Impact

Traffic disrupted while tmm restarts.

Conditions

-- Virtual Server using a traffic-matching-criteria (TMC) with a destination-port-list, with multiple distinct ranges of ports.

Workaround

Do not use Traffic Matching Criteria with destination port lists.

Fix Information

None

Behavior Change