From owner-freebsd-xen@freebsd.org Fri Jan 20 16:43:51 2017 Return-Path: Delivered-To: freebsd-xen@mailman.ysv.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:1900:2254:206a::19:1]) by mailman.ysv.freebsd.org (Postfix) with ESMTP id 6E543CB9805; Fri, 20 Jan 2017 16:43:51 +0000 (UTC) (envelope-from doctor@doctor.nl2k.ab.ca) Received: from doctor.nl2k.ab.ca (doctor.nl2k.ab.ca [204.209.81.1]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client did not present a certificate) by mx1.freebsd.org (Postfix) with ESMTPS id 5348011CD; Fri, 20 Jan 2017 16:43:51 +0000 (UTC) (envelope-from doctor@doctor.nl2k.ab.ca) Received: from doctor by doctor.nl2k.ab.ca with local (Exim 4.88) (envelope-from ) id 1cUcHK-000EFu-Ei; Fri, 20 Jan 2017 09:43:06 -0700 Date: Fri, 20 Jan 2017 09:43:06 -0700 From: The Doctor To: "Andrey V. Elsukov" Cc: Trond Endrest??l , SK , freebsd-xen@freebsd.org, "freebsd-stable@freebsd.org" , freebsd-virtualization@freebsd.org Subject: Re: FreeBSD 11 Stable on a Xen :: bridge0 crashing server Message-ID: <20170120164306.GA53685@doctor.nl2k.ab.ca> References: <7c06aea6-0b10-e9c0-d750-f42d4a406258@cps-intl.org> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: User-Agent: Mutt/1.7.2 (2016-11-26) X-BeenThere: freebsd-xen@freebsd.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: Discussion of the freebsd port to xen - implementation and usage List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Fri, 20 Jan 2017 16:43:51 -0000 On Fri, Jan 20, 2017 at 07:20:15PM +0300, Andrey V. Elsukov wrote: > On 20.01.2017 18:57, Trond Endrest??l wrote: > >> Here is the situation: > >> I have a VPS server from a well reputed provider (and they deserve the > >> reputation), running FreeBSD 11 stable x64 under Xen Full Virtualization > >> (HVM). I have the xn0 interface which is working fine. I intend to use VIMAGE, > >> so I compiled the kernel, added cloned_interface="bridge0" and restarted the > >> server. But as soon as I am attaching the xn0 to bridge0, the kernel is > >> panicking and the server restarting. > >> Any suggestion/pointer/test-instruction is highly appreciated. > > > > The code crashes at line 427 of sys/netinet/if_ether.c: > > > > ARPSTAT_INC(txrequests); > > > > See > > https://svnweb.freebsd.org/base/stable/11/sys/netinet/if_ether.c?view=annotate#l427 > > > > stable/11 has problems accounting the outgoing octets of any xn > > interface, although this isn't connected to your case. > > > > Just to rule out any uncertainty, try this patch: > > > > https://svnweb.freebsd.org/base?view=revision&revision=308126 > > > > See PR 213439, > > https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=213439 > > > > Note, I'm not a developer nor a committer, just a humble sysadmin. > > This problem is unrelated. ARP statistics is global and isn't related to > some specific interface. IMHO, the kernel panics due to missing VNET > context. As I see from the code in sys/dev/xen, it is not capable with > VIMAGE. > > -- > WBR, Andrey V. Elsukov Still we need to address this issue! Even here in FreeBSD-11 stable I see crashing of the bhyve. What I need to help you is what is needed for running gdb ../bhyve ../bhyve.core > _______________________________________________ > freebsd-virtualization@freebsd.org mailing list > https://lists.freebsd.org/mailman/listinfo/freebsd-virtualization > To unsubscribe, send any mail to "freebsd-virtualization-unsubscribe@freebsd.org" -- Member - Liberal International This is doctor@@nl2k.ab.ca Ici doctor@@nl2k.ab.ca God,Queen and country!Never Satan President Republic!Beware AntiChrist rising! http://www.fullyfollow.me/rootnl2k Look at Psalms 14 and 53 on Atheism Birthdate 29 Jan 1969 Redhill Surrey England