Bug ID 747020: Requests that evaluate to same subsession can be processed concurrently

Last Modified: Nov 07, 2022

Affected Product(s):
BIG-IP APM, SWG(all modules)

Known Affected Versions:
14.1.0, 14.1.0.1, 14.1.0.2, 14.1.0.3, 14.1.0.5, 14.1.0.6, 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, 15.0.0, 15.0.1, 15.0.1.1, 15.0.1.2, 15.0.1.3, 15.0.1.4, 15.1.0, 15.1.0.1, 15.1.0.2, 15.1.0.3, 15.1.0.4, 15.1.0.5, 16.0.0, 16.0.0.1

Fixed In:
16.1.0, 16.0.1, 15.1.1, 14.1.3.1

Opened: Oct 16, 2018

Severity: 3-Major

Symptoms

Requests that evaluate to the same subsession can be processed concurrently in some cases

Impact

The request gets aborted with error messages in /var/log/apm: apmd_plugin.cpp func: "serialize_apmd_reply()" line: 495 Msg: AccessV2 agent execution error 4.

Conditions

-- Per-Request policy with subroutines. -- Duplicate requests are sent that match existing subsession gating criteria.

Workaround

None.

Fix Information

None

Behavior Change

Guides & references

K10134038: F5 Bug Tracker Filter Names and Tips