From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id A8E0A12CD8B; Wed, 31 Jul 2024 06:07:23 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1722406043; cv=none; b=qnfOzu6DJR06g5H71t5/Ua+rgiIZSykbRlKZpdg2jVFZwKVvJfCfAwe3248Hf8LLYGZKJVgaMhDM7acmpW0jSaKt8dqeWbbF7pRYIFzJoZ5zZsKfxgAtihALVl9hLJGJKN1uy2GWjIP0XpDXLgdaQDwe7/nCTYy0aaPFKAeMps0= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1722406043; c=relaxed/simple; bh=m9H/vZfzxCiO48tSjGipkOtUHTQ4Uyip2hjeMCtMCqA=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=pgu8BN6q3DgmGm/XYLeme7fAGHEZlhhuh36OKHnPthiHF2rsXuGt2Dg3ZlklUKf8vbEW8vEvt2Ms9QOvBVrkPAYn4s2cu8Ga29dnypGpYzOCZFi9mfq37jJDGpCEQwm6Tu0jLDw4TQtsj5rH0eQ3X4MVX09Dy9DpdoEAgR6QaZY= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b=c2SlwS+j; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b="c2SlwS+j" Received: by smtp.kernel.org (Postfix) with ESMTPSA id A4098C116B1; Wed, 31 Jul 2024 06:07:22 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1722406043; bh=m9H/vZfzxCiO48tSjGipkOtUHTQ4Uyip2hjeMCtMCqA=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=c2SlwS+jpaXWYY091/o+2qnnDX4Um8yrPpS0AxL6ubKIuQ0cQwIiApldEOTv73GWb mPYhI6Jem8oVooUxH9sskfBfN3aNL9B4XURjDukQLAkNUtQQW0P8OgWHL/5R0Tb8It McfeN3sdfN0cNK0OCyS2ibT0Xq+9lSKc3aqthJeA= Date: Wed, 31 Jul 2024 08:07:15 +0200 From: Greg KH To: Frank Scheiner Cc: akpm@linux-foundation.org, allen.lkml@gmail.com, broonie@kernel.org, conor@kernel.org, f.fainelli@gmail.com, jonathanh@nvidia.com, linux-kernel@vger.kernel.org, linux@roeck-us.net, lkft-triage@lists.linaro.org, patches@kernelci.org, patches@lists.linux.dev, pavel@denx.de, rwarsow@gmx.de, shuah@kernel.org, srw@sladewatkins.net, stable@vger.kernel.org, sudipm.mukherjee@gmail.com, torvalds@linux-foundation.org Subject: Re: [PATCH 6.1 000/440] 6.1.103-rc1 review Message-ID: <2024073137-scouting-wooing-ec33@gregkh> References: <20240730151615.753688326@linuxfoundation.org> Precedence: bulk X-Mailing-List: patches@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: On Wed, Jul 31, 2024 at 01:24:25AM +0200, Frank Scheiner wrote: > Dear Greg, > > 6259151c04d4e0085e00d2dcb471ebdd1778e72e from mainline is missing in > 6.1.103-rc1 and completes 39823b47bbd40502632ffba90ebb34fff7c8b5e8. > > Please note that the second hunk from 6259151 needs to be modified to > cleanly apply to 6.1.103-rc1. Example on [1]. > > [1]: > https://github.com/linux-ia64/linux-stable-rc/blob/__mirror/patches/linux-6.1.y/6259151c04d4e0085e00d2dcb471ebdd1778e72e.patch > > **** > > ## Long version ## > > This patch series breaks operation of the hp-sim kernel in ski. I think > it happens when trying to access the ext4 root FS in the simulation, see > for example [2] for more details. > > [2]: https://github.com/linux-ia64/linux-stable-rc/issues/3 > > From the call trace: > ``` > [...] > [] die+0x1b0/0x3e0 > [] ia64_do_page_fault+0x680/0x9c0 > [] ia64_leave_kernel+0x0/0x280 > [] dd_limit_depth+0x80/0x140 > [...] > ``` > > ...I tracked it down to [3] and following the linked discussion ([4]), > this is actually patch 2 of 2. And 1 of 2 ([5]) is in upstream, but not > in 6.1.103-rc1. > > [3]: > https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=39823b47bbd40502632ffba90ebb34fff7c8b5e8 > > [4]: https://lore.kernel.org/all/20240509170149.7639-3-bvanassche@acm.org/ > > [5]: > https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=6259151c04d4e0085e00d2dcb471ebdd1778e72e > > Applying that patch ([5]) (plus adapting hunk #2 of it) on top of > 6.1.103-rc1 fixes it for me ([6]). > > [6]: > https://github.com/linux-ia64/linux-stable-rc/actions/runs/10170700172#summary-28130632329 Thanks for this, I'll just drop the original offending commit here as that seems like the simplest way. If these really need to be in the 6.1.y tree, I'll be glad to take a backported series that people have tested to verify it all works properly. greg k-h