From mboxrd@z Thu Jan 1 00:00:00 1970 From: Andrew Cooper Subject: Re: [BUG] PCI passtrough causes driver crash in DomU (Xen 4.3, Linux kernel 3.12) Date: Fri, 7 Mar 2014 12:03:05 +0000 Message-ID: <5319B579.6090206@citrix.com> References: <4ae3db63354065feba956b28e900cc44@imap.steindlberger.de> <5319B37A.9010602@freesources.org> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <5319B37A.9010602@freesources.org> List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Sender: xen-devel-bounces@lists.xen.org Errors-To: xen-devel-bounces@lists.xen.org To: Jonas Meurer Cc: xen-devel@lists.xen.org List-Id: xen-devel@lists.xenproject.org On 07/03/14 11:54, Jonas Meurer wrote: > Hello, > > as already written to xen-users a few days ago, I've troubles using pci > passthrough for an Intel 82574L ethernet device (kernel module e1000e). > The device is passed through by xen-pciback, and can be seen by 'lspci' > inside the DomU. Still, the corresponding network interface doesn't > appear in /proc/net/dev and even more striking, the DomU kernel driver > crashes with a traceback. > > All this happens on a Debian/Jessie Dom0 with Xen 4.3 and Linux kernel > 3.12. The DomU in question has a similar Debian/Jessie setup. > > I searched the archives for similar issues and found the following > thread from October 2013 that describes a similar issue starting with > Linux kernel 3.8: > http://thread.gmane.org/gmane.comp.emulators.xen.user/80672 > > Below in my original post to xen-users you find details about the kernel > drvier crash and relevant logs. > > I'll gladly provide more details if you give me advice on how to further > debug this issue :) > > Kind regards, > jonas Do you have the Xen dmesg (xl/xm dmesg) from an affected run? ~Andrew