Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) client-ip=23.128.96.18;
Subject: Re: [ANNOUNCE] v5.14-rc5-rt8
To:     Clark Williams <williams@redhat.com>,
        Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Cc:     Thomas Gleixner <tglx@linutronix.de>,
        LKML <linux-kernel@vger.kernel.org>,
        RT <linux-rt-users@vger.kernel.org>
References: <20210810163731.2qvfuhenolq2gdlv@linutronix.de>
 <20210812151803.52f84aaf@theseus.lan>
From:   Vlastimil Babka <vbabka@suse.cz>
Message-ID: <58e09984-31fa-2d9e-8c4d-c7813c1d8d54@suse.cz>
Date:   Thu, 12 Aug 2021 23:36:48 +0200
User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:78.0) Gecko/20100101
 Thunderbird/78.12.0
MIME-Version: 1.0
In-Reply-To: <20210812151803.52f84aaf@theseus.lan>
Content-Type: text/plain; charset=windows-1252
Content-Language: en-US
Content-Transfer-Encoding: 7bit
Precedence: bulk

On 8/12/21 10:18 PM, Clark Williams wrote:
> On Tue, 10 Aug 2021 18:37:31 +0200
> Sebastian Andrzej Siewior <bigeasy@linutronix.de> wrote:
>
> Sebastian, et al,
> 
> Got the following panic running v5.14-rc5-rt8:

BTW, which was the last version that worked for you in this test?
The SLUB changes in rt8 should have been minimal, and related to
hotplug. On the other hand, if the previous working one was v5.14-rc4
based, the problem could be in rc5...