From mboxrd@z Thu Jan 1 00:00:00 1970 From: "Rafael J. Wysocki" Subject: Re: 3.12: ethernet controller missing after resuming from suspend to RAM Date: Thu, 12 Dec 2013 15:57:05 +0100 Message-ID: <4421787.xvooIB0ROV@vostro.rjw.lan> References: <52A96D01.1050503@gmail.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7Bit Return-path: Received: from v094114.home.net.pl ([79.96.170.134]:58112 "HELO v094114.home.net.pl" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with SMTP id S1751542Ab3LLOn5 (ORCPT ); Thu, 12 Dec 2013 09:43:57 -0500 In-Reply-To: <52A96D01.1050503@gmail.com> Sender: linux-pm-owner@vger.kernel.org List-Id: linux-pm@vger.kernel.org To: Francis Moreau Cc: LKML , Linux PM list On Thursday, December 12, 2013 09:00:01 AM Francis Moreau wrote: > Hello, > > I'm encountering an issue after resuming my system from suspend to RAM: > my ethernet controller is missing, it seems that the kernel doesn't see > it anymore. It's missing from /sys/class/net. > > Before suspending, this is what lspci gives. > > 03:00.2 Ethernet controller: Realtek Semiconductor Co., Ltd. > RTL8111/8168 PCI Express Gigabit Ethernet controller (rev 0a) > Subsystem: CLEVO/KAPOK Computer Device 0540 > Flags: bus master, fast devsel, latency 0, IRQ 46 > I/O ports at e000 [size=256] > Memory at f0a04000 (64-bit, prefetchable) [size=4K] > Memory at f0a00000 (64-bit, prefetchable) [size=16K] > Capabilities: [40] Power Management version 3 > Capabilities: [50] MSI: Enable+ Count=1/1 Maskable- 64bit+ > Capabilities: [70] Express Endpoint, MSI 01 > Capabilities: [b0] MSI-X: Enable- Count=4 Masked- > Capabilities: [d0] Vital Product Data > Capabilities: [100] Advanced Error Reporting > Capabilities: [160] Device Serial Number 02-00-00-00-68-4c-e0-00 > Kernel driver in use: r8169 > Kernel modules: r8169 > > I can't see anything obvious in dmesg. Please send a dmesg output including the first suspend-resume cycle after a fresh boot (the one when you lose the NIC). Thanks, Rafael