Re: [REGRESSION] 6.7.1: md: raid5 hang and unresponsive system; successfully bisected

From: junxiao.bi@oracle.com
To: Dan Moulding <dan@danm.net>
Cc: gregkh@linuxfoundation.org, linux-kernel@vger.kernel.org,
	linux-raid@vger.kernel.org, regressions@lists.linux.dev,
	song@kernel.org, stable@vger.kernel.org
Subject: Re: [REGRESSION] 6.7.1: md: raid5 hang and unresponsive system; successfully bisected
Date: Fri, 23 Feb 2024 11:18:02 -0800	[thread overview]
Message-ID: <f6640cc8-2b66-44e7-b2f7-8ba17bde2281@oracle.com> (raw)
In-Reply-To: <20240223174452.10209-1-dan@danm.net>

Thanks Dan.

Before we know how to share vmcore, can you run below cmds from crash first:

1. ps -m | grep UN

2. foreach UN bt

3. ps -m | grep md

4. bt each md process

Thanks,

Junxiao.

On 2/23/24 9:44 AM, Dan Moulding wrote:
> Hi Junxiao,
>
> Thanks for your time so far on this problem. It took some time,
> because I've never had to generate a vmcore before, but I have one now
> and it looks usable from what I've seen using crash and gdb on
> it. It's a bit large, 1.1GB. How can I share it? Also, I'm assuming
> you'll also need the vmlinux image that it came from? It's also a bit
> big, 251MB.
>
> -- Dan