From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-alma10-1.taild15c8.ts.net [100.103.45.18]) (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 2C5A343932B; Thu, 30 Jul 2026 14:06:42 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=100.103.45.18 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1785420404; cv=none; b=McqRuVXL9Vu8Tkv3ODThG1r76wGc6k7J8gUrnUB6lXTGx/qhUZWwrqxuo2+/cNTy9WFNe6fy9ZycQW7/o4EOZMxUyI6O29bcfEqt1C8/BptaZCN+z0bnWnnSdvXYsqomvHzDK+n/iVAOMrzcf9K6/39jRvnZOjRAK1UBXdDB16c= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1785420404; c=relaxed/simple; bh=iC/skEahk3coK29MlnHREp4XcnpCcfHGuzw8zGm7XhM=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=UiT/+RKQoqD8XSjPuJOqfjlJUZz70fyrNTwpv6AKTOfxXG0suxQSXuemSuzOmPRQO6I1+TYEIq2bvc1QiXGSPTnoLj8lRt1kTGG4lgSlh1zY8r0eE6JxxvXhgJmpKUkMa///usAAK+2naArn7HvxuiPR1PBGWJOjV613qd5SKEo= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b=yh4Bixly; arc=none smtp.client-ip=100.103.45.18 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b="yh4Bixly" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 3C8301F000E9; Thu, 30 Jul 2026 14:06:42 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linuxfoundation.org; s=korg; t=1785420402; bh=aloKIwt1Hxt7kQLPWqlAKkte3J1coh0svB3wsBBX6pk=; h=Date:From:To:Cc:Subject:References:In-Reply-To; b=yh4Bixlyfo15FP5MmJ4GGHcDP2KEo418MZ3nVX2tmztwMh2xX01FoyO7XGY92Q1r+ P/q3nLJAg8+scZYBmYLn33M8jCGKK0vMTSXebR07esh0TkBYqLAwAD/ZjLUK1hQUkS 9Izzxj2oYqYx/XGYsVFMy6MMhsbap5m4DBlf6ZO4= Date: Thu, 30 Jul 2026 16:06:28 +0200 From: Greg KH To: Julian Silver Cc: rafael.j.wysocki@intel.com, linux-acpi@vger.kernel.org, linux-usb@vger.kernel.org, regressions@lists.linux.dev Subject: Re: [REGRESSION] usb controller fails to initialize on intel s1200btl Message-ID: <2026073005-rarity-devouring-721a@gregkh> References: <3353bdf3-4f33-44b1-809b-b0378bee5816@gmail.com> Precedence: bulk X-Mailing-List: linux-usb@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: <3353bdf3-4f33-44b1-809b-b0378bee5816@gmail.com> On Thu, Jul 30, 2026 at 09:25:33PM +0800, Julian Silver wrote: > #regzbot introduced: c0f691388992c708436ab5f6e810865be6ddf5c6 > > Hello, > > After commit c0f69138, all usb ports on the rear panel stop working. The kernel logs show: "probe with driver ehci-pci failed with error -110". Specifying "intel_idle.max_cstate=0" can work around this issue. Does that option work around the issue? > Please let me know if you need any additional info or trying patches. And that's a very old commit, odd that this just shows up now? thanks, greg k-h