linux-kernel - Re: [BUG][5.18rc5] nvme nvme0: controller is down; will reset: CSTS=0xffffffff, PCI

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Date:   Wed, 22 Feb 2023 18:59:59 +0500
From:   Mikhail Gavrilov <mikhail.v.gavrilov@...il.com>
To:     Keith Busch <kbusch@...nel.org>
Cc:     linux@...mhuis.info,
        Linux List Kernel Mailing <linux-kernel@...r.kernel.org>,
        linux-nvme@...ts.infradead.org, luto@...nel.org
Subject: Re: [BUG][5.18rc5] nvme nvme0: controller is down; will reset:
 CSTS=0xffffffff, PCI_STATUS=0x10

On Thu, May 5, 2022 at 10:19 AM Keith Busch <kbusch@...nel.org> wrote:

> The troubleshooting steps for your observation is to:
>
>   1. Turn off APST (nvme_core.default_ps_max_latency_us=0)
>   2. Turn off APSM (pcie_aspm=off)
>   3. Turn off both
>
> Typically one of those resolves the issue.

What to do if none of these steps helped? I attached log which proves
that I am using both parameters nvme_core.default_ps_max_latency_us=0
and pcie_aspm=off .

-- 
Best Regards,
Mike Gavrilov.

Download attachment "kernel-log-nvme-down.tar.xz" of type "application/x-xz" (32208 bytes)