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

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Article ID: 305304

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Updated On: 01-02-2025

Products

VMware vSphere ESXi

Issue/Introduction

Symptoms:

  • ESXi 6.7 host fails with PSOD (purple screen of death) 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 Home - Support Portal - Broadcom support portal


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