From owner-freebsd-xen@FreeBSD.ORG Fri Oct 4 07:56:32 2013 Return-Path: Delivered-To: freebsd-xen@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [8.8.178.115]) (using TLSv1 with cipher ADH-AES256-SHA (256/256 bits)) (No client certificate requested) by hub.freebsd.org (Postfix) with ESMTP id 4CE8336F for ; Fri, 4 Oct 2013 07:56:32 +0000 (UTC) (envelope-from SNasonov@BCC.RU) Received: from extmx.bcc.ru (extmx.bcc.ru [217.170.85.214]) by mx1.freebsd.org (Postfix) with ESMTP id 5CB062C33 for ; Fri, 4 Oct 2013 07:56:31 +0000 (UTC) Received: from localhost (localhost [127.0.0.1]) by extmx.bcc.ru (Postfix) with ESMTP id 4939015B67; Fri, 4 Oct 2013 11:28:25 +0400 (GMT-4) Received: from extmx.bcc.ru ([127.0.0.1]) by localhost (extmx.bcc.ru [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id 29827-04; Fri, 4 Oct 2013 11:28:22 +0400 (GMT-4) Received: from mail.bcc (unknown [172.16.250.23]) by extmx.bcc.ru (Postfix) with ESMTP id 2CDB1F57A; Fri, 4 Oct 2013 11:28:22 +0400 (GMT-4) Received: from snasonovnbwxp.bcc ([192.168.201.205]) by mail.bcc over TLS secured channel with Microsoft SMTPSVC(6.0.3790.4675); Fri, 4 Oct 2013 11:32:34 +0400 From: Sergey Nasonov To: Shanker Balan , freebsd-xen@freebsd.org Subject: Latest current -CURRENT (rev 255904) panics with "device hyperv" on XenServer 6.2 Date: Fri, 04 Oct 2013 11:32:31 +0400 Message-ID: <11704071.7RatWqnjQ8@snasonovnbwxp.bcc> Organization: BCC User-Agent: KMail/4.10.5 (FreeBSD/9.2-PRERELEASE; KDE/4.10.5; amd64; ; ) MIME-Version: 1.0 X-OriginalArrivalTime: 04 Oct 2013 07:32:34.0969 (UTC) FILETIME=[E4CE7090:01CEC0D3] X-Virus-Scanned: amavisd-new at bcc.ru Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7Bit X-Content-Filtered-By: Mailman/MimeDel 2.1.14 X-BeenThere: freebsd-xen@freebsd.org X-Mailman-Version: 2.1.14 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, 04 Oct 2013 07:56:32 -0000 >I just tried FreeBSD 10 ALPHA4 ISO. The ISO fails to boot on >XenServer 6.2 resulting with the same HyperV panic > >Regards. >@shankerbalan Hi, You can disable viridian support for that VM by command: xe vm-param-set platform:viridian=false uuid= after that check platform parameter for FBSD VM by command: xe vm-param-get param-name=platform uuid= viridian: false; timeoffset: 0; nx: true; acpi: 1; apic: true; pae: true It helps me run FreeBSD 10 ALPHA 4 without problems. I have tested live migration with both statis and dynamic memory configuration. If I set static configuration, for example 512 MB RAM then VM migration ends fine. VM migration during acive dynamic memory configuration (512 MB - min 1024 MB - max) triggers huge amount of console messages: KDB: stack backtrace: db_trace_self_wrapper() at db_trace_self_wrapper+0x2b/frame 0xfffffe003d291900 kdb_backtrace() at kdb_backtrace+0x39/frame 0xfffffe003d2919b0 witness_warn() at witness_warn+0x4a8/frame 0xfffffe003d291a70 uma_zalloc_arg() at uma_zalloc_arg+0x3b/frame 0xfffffe003d291ae0 malloc() at malloc+0x101/frame 0xfffffe003d291b30 balloon_process() at balloon_process+0x44a/frame 0xfffffe003d291bb0 fork_exit() at fork_exit+0x84/frame 0xfffffe003d291bf0 fork_trampoline() at fork_trampoline+0xe/frame 0xfffffe003d291bf0 --- trap 0, rip = 0, rsp = 0xfffffe003d291cb0, rbp = 0 --- uma_zalloc_arg: zone "16" with the following non-sleepable locks held: exclusive sleep mutex balloon_lock (balloon_lock) r = 0 (0xffffffff816e7158) locked @ /usr/src/sys/dev/xen/balloon/balloon.c:339 exclusive sleep mutex balloon_mutex (balloon_mutex) r = 0 (0xffffffff816e7138) locked @ /usr/src/sys/dev/xen/balloon/balloon.c:373 KDB: stack backtrace: db_trace_self_wrapper() at db_trace_self_wrapper+0x2b/frame 0xfffffe003d291900 kdb_backtrace() at kdb_backtrace+0x39/frame 0xfffffe003d2919b0 witness_warn() at witness_warn+0x4a8/frame 0xfffffe003d291a70 uma_zalloc_arg() at uma_zalloc_arg+0x3b/frame 0xfffffe003d291ae0 malloc() at malloc+0x101/frame 0xfffffe003d291b30 balloon_process() at balloon_process+0x44a/frame 0xfffffe003d291bb0 fork_exit() at fork_exit+0x84/frame 0xfffffe003d291bf0 fork_trampoline() at fork_trampoline+0xe/frame 0xfffffe003d291bf0 --- trap 0, rip = 0, rsp = 0xfffffe003d291cb0, rbp = 0 --- uma_zalloc_arg: zone "16" with the following non-sleepable locks held: exclusive sleep mutex balloon_lock (balloon_lock) r = 0 (0xffffffff816e7158) locked @ /usr/src/sys/dev/xen/balloon/balloon.c:339 exclusive sleep mutex balloon_mutex (balloon_mutex) r = 0 (0xffffffff816e7138) locked @ /usr/src/sys/dev/xen/balloon/balloon.c:373 KDB: stack backtrace: db_trace_self_wrapper() at db_trace_self_wrapper+0x2b/frame 0xfffffe003d291900 kdb_backtrace() at kdb_backtrace+0x39/frame 0xfffffe003d2919b0 witness_warn() at witness_warn+0x4a8/frame 0xfffffe003d291a70 uma_zalloc_arg() at uma_zalloc_arg+0x3b/frame 0xfffffe003d291ae0 malloc() at malloc+0x101/frame 0xfffffe003d291b30 balloon_process() at balloon_process+0x44a/frame 0xfffffe003d291bb0 fork_exit() at fork_exit+0x84/frame 0xfffffe003d291bf0 fork_trampoline() at fork_trampoline+0xe/frame 0xfffffe003d291bf0 --- trap 0, rip = 0, rsp = 0xfffffe003d291cb0, rbp = 0 --- uma_zalloc_arg: zone "16" with the following non-sleepable locks held: exclusive sleep mutex balloon_lock (balloon_lock) r = 0 (0xffffffff816e7158) locked @ /usr/src/sys/dev/xen/balloon/balloon.c:339 exclusive sleep mutex balloon_mutex (balloon_mutex) r = 0 (0xffffffff816e7138) locked @ /usr/src/sys/dev/xen/balloon/balloon.c:373 KDB: stack backtrace: db_trace_self_wrapper() at db_trace_self_wrapper+0x2b/frame 0xfffffe003d291900 kdb_backtrace() at kdb_backtrace+0x39/frame 0xfffffe003d2919b0 witness_warn() at witness_warn+0x4a8/frame 0xfffffe003d291a70 uma_zalloc_arg() at uma_zalloc_arg+0x3b/frame 0xfffffe003d291ae0 malloc() at malloc+0x101/frame 0xfffffe003d291b30 balloon_process() at balloon_process+0x44a/frame 0xfffffe003d291bb0 fork_exit() at fork_exit+0x84/frame 0xfffffe003d291bf0 fork_trampoline() at fork_trampoline+0xe/frame 0xfffffe003d291bf0 --- trap 0, rip = 0, rsp = 0xfffffe003d291cb0, rbp = 0 --- uma_zalloc_arg: zone "16" with the following non-sleepable locks held: exclusive sleep mutex balloon_lock (balloon_lock) r = 0 (0xffffffff816e7158) locked @ /usr/src/sys/dev/xen/balloon/balloon.c:339 exclusive sleep mutex balloon_mutex (balloon_mutex) r = 0 (0xffffffff816e7138) locked @ /usr/src/sys/dev/xen/balloon/balloon.c:373 KDB: stack backtrace: db_trace_self_wrapper() at db_trace_self_wrapper+0x2b/frame 0xfffffe003d291900 After migration VM running on another physical host and ssh session didnt interrupted. But I loss console access over XenCenter. -- Best Regards, Nasonov Sergey