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 B371D3101D4; Thu, 30 Oct 2025 22:14:05 +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=1761862445; cv=none; b=OOns/qWkEL/cXXgnegkpIIJMASjsLNu6ZrO1pMTNELRQIoXhPgzUDeKE/Sa40ZgrZvcR9Nb6BLXGYu+UsfNPYgHtpKtYILY1DWPdZo0BmbUEK/TTYm3UlWwdDFEkrQJdAaw98cJ3K1D4kjCeGPQRE78HHwtyTCvXOyb86iUlqRM= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1761862445; c=relaxed/simple; bh=zYBfnEawIKxh7h1Pgru4AwSGlaZ86c7T3y9TiPo3iOc=; h=Date:From:To:Cc:Subject:Message-ID:MIME-Version:Content-Type: Content-Disposition:In-Reply-To; b=WscZhW2wfp5crhoJL5lb2V2gKf7Z6RgQoFKff7A4+ZjmfBpDXfcj/fCiQRlvcV3So7cMhVvo+r4gUx+f+5B9UdBL6ov8dn+GM0K+9zIuZhrtYAYi+iWodSFyPS0Ms6guI0rvBg5iJ5r8+ybUH81S4YGdEwZPOtjZIwK2OkEm97A= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=b2l+45Fv; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="b2l+45Fv" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 5C703C4CEF8; Thu, 30 Oct 2025 22:14:05 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1761862445; bh=zYBfnEawIKxh7h1Pgru4AwSGlaZ86c7T3y9TiPo3iOc=; h=Date:From:To:Cc:Subject:In-Reply-To:From; b=b2l+45Fv9Wd6dCv89WSzh8Knzl45x1PCcR5w5ICcK1Tcl6Xels5VtjhBiNlK08dZF er+UpbieoNSkorCxXAi94mqi3t0q7cmc073k0j7XW5QduEXU4TiPHpkF/qbvo7WKNL a8zTw/dQoeF+YUwq8P4FUJz2YHmSPGuiXiA5mNrb9VcAVO0kK8cTqiEIOi3+eG77BE KlvbkFhtLnpPT2P6SDpJdLag/prKSgPbT3jrc85WxNZ9euBqPzWuVSF+tNL+z2F/hr a9x1vH5lirMo1nkOgPLduEisfh88ufAo08zVw3O4TDcpkkajZMrklTzoMEd3RiuBDQ +luCWIsYcaGVA== Date: Thu, 30 Oct 2025 17:14:04 -0500 From: Bjorn Helgaas To: FUKAUMI Naoki Cc: manivannan.sadhasivam@oss.qualcomm.com, Bjorn Helgaas , Manivannan Sadhasivam , Lorenzo Pieralisi , Krzysztof =?utf-8?Q?Wilczy=C5=84ski?= , Rob Herring , linux-pci@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-msm@vger.kernel.org, "David E. Box" , Kai-Heng Feng , "Rafael J. Wysocki" , Heiner Kallweit , Chia-Lin Kao , Dragan Simic , linux-rockchip@lists.infradead.org, regressions@lists.linux.dev Subject: Re: [PATCH v2 1/2] PCI/ASPM: Override the ASPM and Clock PM states set by BIOS for devicetree platforms Message-ID: <20251030221404.GA1656495@bhelgaas> Precedence: bulk X-Mailing-List: linux-pci@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20251014184905.GA896847@bhelgaas> On Tue, Oct 14, 2025 at 01:49:05PM -0500, Bjorn Helgaas wrote: > On Wed, Oct 15, 2025 at 01:30:16AM +0900, FUKAUMI Naoki wrote: > > Hi Manivannan Sadhasivam, > > > > I've noticed an issue on Radxa ROCK 5A/5B boards, which are based on the > > Rockchip RK3588(S) SoC. > > > > When running Linux v6.18-rc1 or linux-next since 20250924, the kernel either > > freezes or fails to probe M.2 Wi-Fi modules. This happens with several > > different modules I've tested, including the Realtek RTL8852BE, MediaTek > > MT7921E, and Intel AX210. > > > > I've found that reverting the following commit (i.e., the patch I'm replying > > to) resolves the problem: > > commit f3ac2ff14834a0aa056ee3ae0e4b8c641c579961 > > Thanks for the report, and sorry for the regression. > > Since this affects several devices from different manufacturers and (I > assume) different drivers, it seems likely that there's some issue > with the Rockchip end, since ASPM probably works on these devices in > other systems. So we should figure out if there's something wrong > with the way we configure ASPM, which we could potentially fix, or if > there's a hardware issue and we need some king of quirk to prevent > usage of ASPM on the affected platforms. > > Can you collect a complete dmesg log when booting with > > ignore_loglevel pci=earlydump dyndbg="file drivers/pci/* +p" > > and the output of "sudo lspci -vv"? > > When the kernel freezes, can you give us any information about where, > e.g., a log or screenshot? > > Do you know if any platforms other than Radxa ROCK 5A/5B have this > problem? > > #regzbot introduced: f3ac2ff14834 ("PCI/ASPM: Enable all ClockPM and ASPM states for devicetree platforms") > #regzbot dup-of: https://github.com/chzigotzky/kernels/issues/17 #regzbot report: https://lore.kernel.org/r/22594781424C5C98+22cb5d61-19b1-4353-9818-3bb2b311da0b@radxa.com