Bug ID 1338645: R2000/R4000 silent reboot

Last Modified: Jun 20, 2025

Affected Product(s):
F5OS F5OS-A, Install/Upgrade(all modules)

Known Affected Versions:
F5OS-A 1.5.0, F5OS-A 1.5.1, F5OS-A 1.5.2, F5OS-A 1.5.3, F5OS-A 1.8.0

Opened: Aug 23, 2023

Severity: 3-Major

Related Article: K000151762

Symptoms

R2xxx/R4xxx system experiences a silent reboot. This is caused by a compatibility issue between the system and the solid-state storage device.

Impact

1.System will reboot by its own 2.System is unresponsive

Conditions

NVME fails to initialize after multiple reboots. (1) The following matching signature is found in the system event log: Ex: MCA Error-Reporting Registers Capture. Bank: 6 Core: 0 STATUS Register: 0x0419 Value: 0xb980000000000e0b MCA Error-Reporting Registers Capture. Bank: 6 Core: 0 MISC Register: 0x041b Value: 0x0000000000180000 (2) The NVME SSD installed in the system is a 480GB Micron NVME SSD, model 7450_MTFDKBA480TFR . ex: Model: Micron_7450_MTFDKBA480TFR

Workaround

Follow the workaround steps described in K000151762: rSeries 2000/4000 systems with NVME SSD may fail to initialize after multiple reboots, available at https://my.f5.com/manage/s/article/K000151762

Fix Information

None

Behavior Change

Guides & references

K10134038: F5 Bug Tracker Filter Names and Tips