Bug ID 938561: TMM SIGSEGV

Last Modified: Sep 14, 2023

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

Known Affected Versions:
14.1.2, 14.1.2.1, 14.1.2.2, 14.1.2.3, 14.1.2.4, 14.1.2.5, 14.1.2.6, 14.1.2.7, 14.1.2.8, 14.1.3, 14.1.3.1, 14.1.4, 14.1.4.1, 14.1.4.2, 14.1.4.3, 14.1.4.4, 14.1.4.5, 14.1.4.6, 14.1.5, 14.1.5.1, 14.1.5.2, 14.1.5.3, 14.1.5.4, 14.1.5.6

Opened: Aug 21, 2020

Severity: 3-Major

Symptoms

TMM crashes on SIGSEGV.

Impact

Traffic disrupted while tmm restarts.

Conditions

TMM crashes when all the following conditions are satisfied. - Using the ipother profile. - An iRule fires the CLIENT_ACCEPTED event. Just the event is enough. No command is required. - Egress VLAN is using non-default mtu. - Packet with the 'don't fragment' flag set.

Workaround

None.

Fix Information

None

Behavior Change

Guides & references

K10134038: F5 Bug Tracker Filter Names and Tips