From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail.alien8.de (mail.alien8.de [65.109.113.108]) (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 C424CB666; Sat, 16 Nov 2024 17:59:03 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=65.109.113.108 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1731779946; cv=none; b=U3Ie1+ml8QHWT2WopXo2gHGdI4xbZEHJAnAvNkxFXoJRSauUrKpuOib8dL+USB3L1ni6JHlqX95yOi3+ztlhsq26gvGJNqFjuhvel+wvrzx0g2vyOebl/Wj/0yruCnkwOk6w7RpX4ojwOwqmgjgMrpqQcWJ+rhJbmifSLYdd3bc= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1731779946; c=relaxed/simple; bh=qpWAfAW/flM6FCElfxnZMg+YR7oaJxHVMGq8ZpKccD0=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=Upn5CD21VIs+W3cfs66fiKytUhJb5Atqry/JWVQxK3PNwVkWLmU6RiZFl1O8lyKukrgGFERsQhrBeDV1H9JL0RO46ipYLOUIgHtllc4CfEnJ0sc9ILjm7LfUJb3zwFUlxnn10xTPMUlC+xlclQUSKbd4wpz6oKHrke2byJxzzoA= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=alien8.de; spf=pass smtp.mailfrom=alien8.de; dkim=pass (4096-bit key) header.d=alien8.de header.i=@alien8.de header.b=lbvwvNLQ; arc=none smtp.client-ip=65.109.113.108 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=alien8.de Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=alien8.de Authentication-Results: smtp.subspace.kernel.org; dkim=pass (4096-bit key) header.d=alien8.de header.i=@alien8.de header.b="lbvwvNLQ" Received: from localhost (localhost.localdomain [127.0.0.1]) by mail.alien8.de (SuperMail on ZX Spectrum 128k) with ESMTP id 4ED4540E0263; Sat, 16 Nov 2024 17:59:01 +0000 (UTC) X-Virus-Scanned: Debian amavisd-new at mail.alien8.de Authentication-Results: mail.alien8.de (amavisd-new); dkim=pass (4096-bit key) header.d=alien8.de Received: from mail.alien8.de ([127.0.0.1]) by localhost (mail.alien8.de [127.0.0.1]) (amavisd-new, port 10026) with ESMTP id 3S_k-VtsdwLh; Sat, 16 Nov 2024 17:58:57 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=alien8.de; s=alien8; t=1731779935; bh=sdUnsdGYam1RArzz2rGqxpxolNET71VTUgEXOl5+a1c=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=lbvwvNLQ2FPtanTdDsA9EOgDcJf/vLT1vST3kq60+xdLUTo4fc3k1Hrq3Ta9bvAef ckeRYNmT61plmgNYL5vMBOsSV1ibSnzo998QP/CXt+aTy0knGeTC4sn1ekm0GlqOjR 5N5LZlR6HvWN1LrHD8UG1YFjjTr29MWrkHD88aKcEJakfA/5tE4/ozH2BDpP6nbTjw T1lWBEr7NMsOIN0RuQLqM9R/uVfbYm9IWuzUEAJZQ0T8ag1Um3ghf3kz53LGM01Gaf yawQaa+huczGBVKzPzIMq7XpqvMrdjdBWoAe89DMOB9ZctJuTxBHoDdEaK4uLIyyN1 TZN7ITab3GG+JwdH1MBnBUpEusJGdsr68OqP0bk9N7wgz5YsDvdOsVIoLctapCk6Xt MKHx6ACqernnKiuCQesmU1d80xNqaIeyrPTmXYtRMR/L6JDRPYkiIP89IcU2qT079D v0CRa4lElyXmexVeZSEFbAhmoxGtAQ0kXYEtcvcB5cAjjoQv97krqWMrH9Mvq245JG EOF4DyQZcHWt1kJxSpB31/STdjEtYX5F2BkGlLzxNIre2a6D7EUwNNpFuOmFKJmfp+ mLhDRBf2BExbcaggjp63Q/efdSXTrFFRsR4c/A9LZqX6je3kr0TyZY/aNL6oxOVsXB OP+P6xF4aVAbKwSyNiiXWuEA= Received: from zn.tnic (p200300ea9736a13e329c23fffea6a903.dip0.t-ipconnect.de [IPv6:2003:ea:9736:a13e:329c:23ff:fea6:a903]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange ECDHE (P-256) server-signature ECDSA (P-256) server-digest SHA256) (No client certificate requested) by mail.alien8.de (SuperMail on ZX Spectrum 128k) with ESMTPSA id A1B9840E0219; Sat, 16 Nov 2024 17:58:51 +0000 (UTC) Date: Sat, 16 Nov 2024 18:58:46 +0100 From: Borislav Petkov To: Greg Kroah-Hartman Cc: linux-serial@vger.kernel.org, Jiri Slaby , lkml Subject: Re: serial 00:06: Runtime PM usage count underflow! Message-ID: <20241116175846.GDZzjdVlO79wtX7mlF@fat_crate.local> References: <20241116170727.GCZzjRT5WGcOMKFDYq@fat_crate.local> <2024111656-try-flatten-b215@gregkh> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline In-Reply-To: <2024111656-try-flatten-b215@gregkh> On Sat, Nov 16, 2024 at 06:19:36PM +0100, Greg Kroah-Hartman wrote: > Look in the bios, that seems to be the "old" pnp serial device? Does it > really have a serial port on the board? Yeah, there is a COM1 connector and I've attached a serial port brace to have the connector on the back of the board. > Is it enabled properly? BIOS says: Serial(COM) Port 0 Configuration Port Enabled Settings IO=3F8H, IRQ=4 It was on "Auto" before but neither setting changed anything. I don't know how relevant this is about that same PCI device: pnp 00:06: [dma 0 disabled] I'll try to upgrade the BIOS, maybe it really is an ACPI f*ckup. Thx! -- Regards/Gruss, Boris. https://people.kernel.org/tglx/notes-about-netiquette