From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from bmailout3.hostsharing.net (bmailout3.hostsharing.net [176.9.242.62]) (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 03B241F4639 for ; Thu, 13 Mar 2025 20:45:11 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=176.9.242.62 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1741898716; cv=none; b=E8TsGakS1DNqcbmM3EeNBkY05iupp0xJf2RRFZLb+cFRV4TOCvRkr/qwkkJ8s4qTncYywyJA4EOjdXjsGq5x2xNnNc7Lce8t+3nwx9npaUnC1x+gQBosGntj5K0zMbwdjW5272La9z7V2L7INqAFzEx+8HHxJEEEFA5XoMA5LhA= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1741898716; c=relaxed/simple; bh=Y5U+DOgetnHn658ydyXuPCdleyJixOYV6KFAnIkCuKA=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=cXJ6XRkr4MOypnzq6yyUfLuaRjiOniS7flwXQbMYoZpgG2SffyK7pfwD1G2N8ZjCKYAyQ6rSmMpXc3YnczeE6l7uQ1oU3hIzn+VpCFFS7RCRkPQZmc7Ew+1nqcDde6s1ThNXSE0v9TFOprM3sEFmVDHBE3s2zpxD4dNivL1PJQ0= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=wunner.de; spf=none smtp.mailfrom=h08.hostsharing.net; arc=none smtp.client-ip=176.9.242.62 Authentication-Results: smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=wunner.de Authentication-Results: smtp.subspace.kernel.org; spf=none smtp.mailfrom=h08.hostsharing.net Received: from h08.hostsharing.net (h08.hostsharing.net [IPv6:2a01:37:1000::53df:5f1c:0]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256 client-signature RSA-PSS (4096 bits) client-digest SHA256) (Client CN "*.hostsharing.net", Issuer "RapidSSL TLS RSA CA G1" (verified OK)) by bmailout3.hostsharing.net (Postfix) with ESMTPS id 05A27100B07A9; Thu, 13 Mar 2025 21:45:04 +0100 (CET) Received: by h08.hostsharing.net (Postfix, from userid 100393) id B773E1748B0; Thu, 13 Mar 2025 21:45:03 +0100 (CET) Date: Thu, 13 Mar 2025 21:45:03 +0100 From: Lukas Wunner To: James Dutton Cc: Linux PM mailing list Subject: Re: USB4 thunderbolt device suspend/resume problems. Unplug during suspend. Message-ID: References: Precedence: bulk X-Mailing-List: linux-pm@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: On Mon, Feb 17, 2025 at 08:44:19PM +0000, James Dutton wrote: > I have a thunderbolt / usb4 10Gbps ethernet adapter. > While plugged in, it appears to handle suspend and resume OK. > The problem is the following: > 1) Thunderbolt device plugged in. Device appears in "lscpi". > 2) Suspend Laptop > 3) Unplug the device while it is asleep. > 4) Resume the Laptop > 5) Laptop locks up, no stack trace, nothing output. There's a fix for a similar issue queued up for v6.15-rc1 in pci.git: https://git.kernel.org/pci/pci/c/876d4518a87d Does it help if you apply that small change? It should get backported to v6.14 and v6.12 stable kernels once v6.15-rc1 is tagged. Thanks, Lukas