From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 04094C77B7A for ; Tue, 6 Jun 2023 17:40:37 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S238475AbjFFRkf (ORCPT ); Tue, 6 Jun 2023 13:40:35 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:45112 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S238525AbjFFRke (ORCPT ); Tue, 6 Jun 2023 13:40:34 -0400 Received: from dfw.source.kernel.org (dfw.source.kernel.org [IPv6:2604:1380:4641:c500::1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id D60E210FB; Tue, 6 Jun 2023 10:40:33 -0700 (PDT) Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by dfw.source.kernel.org (Postfix) with ESMTPS id 6AA7E6358E; Tue, 6 Jun 2023 17:40:33 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 7B479C433D2; Tue, 6 Jun 2023 17:40:32 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1686073232; bh=WYxf/3Q3ln0EtcKEcOkqpMWLUxAkgN2J4JRyFAg4gyU=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=Z2OGSHabkH8afvGv/EumlxXeAVNv+x5MZ4PVmZaqjZDL/ijODNqxg5uBc2nEqjbr1 i6uwthT90fO7vOPsB+7kyT+Q+adJGxu+1LWS+r/zIRhvF+tsoI45+60eZoPzVT8iYR parKj/ck55/+vPfMQUK8XmQzyQzKUH4uxoWfqwHk= Date: Tue, 6 Jun 2023 19:40:30 +0200 From: Greg KH To: Jeremi Piotrowski Cc: linux-kernel@vger.kernel.org, dpark@linux.microsoft.com, t-lo@linux.microsoft.com, stable@vger.kernel.org Subject: Re: soft lockup on Ampere Altra on v6.1.30 Message-ID: <2023060606-shininess-rosy-7533@gregkh> References: <20230606144752.GA31904@linuxonhyperv3.guj3yctzbm1etfxqx2vob5hsef.xx.internal.cloudapp.net> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20230606144752.GA31904@linuxonhyperv3.guj3yctzbm1etfxqx2vob5hsef.xx.internal.cloudapp.net> Precedence: bulk List-ID: X-Mailing-List: stable@vger.kernel.org On Tue, Jun 06, 2023 at 07:47:52AM -0700, Jeremi Piotrowski wrote: > We're currently trying to update the kernel in our distro (Flatcar) from > v5.15.x to v6.1.x. When testing on Equinix Metal Ampere instances > (c3.large.arm64) we now get a soft lockup about a minute after boot. > > Has anyone else seen this? The splat looks like this, full dmesg is at [1] > (trying without the attachement this time as LKML detects my mail as spam :/) You might have better luck asking on the ARM lists, the stable@ list is for patches to add or other fixes, not generic failures like this one. Also, why not take a working 6.1.x kernel for this platform (which I know they are out there) and comparing it to yours? Good luck! greg k-h