ESXi 6.7 host fails with PSOD at the time of reboot with message clx_stop_ul_txq@(cxl) and cxl_quiesce@(cxl)

Products

• VMware vSphere ESXi

Issue/Introduction

Symptoms:

• ESXi 6.7 host fails with PSOD  at the time of reboot with following functions in the backtrace:

            clx_stop_ul_txq@(cxl)
            cxl_quiesce@(cxl)

•  The PSOD screenshot will similar to below

Environment

VMware vSphere ESXi 6.7

Cause

Issue is caused due to the Chelsio driver.

Resolution

Upgrading to the latest cxl driver version 3.1.0.29  or above. To download go to Customer Connect

Additional Information

For more information on installing drivers refer to VMware KB: How to download and install async drivers in ESXi 5.x/6.x


Impact/Risks:
No Impact