Re: Hang on reboot in FreeBSD guest on Linux KVM host

2015-06-24 Thread Wincy Van
On Thu, Jun 25, 2015 at 1:07 AM, John Nielsen wrote: > Interesting. Using the same PC-BSD image I am able to reproduce on a server > running slightly older software but I can not reproduce running bleeding > edge. I verified enable_apicv=Y on both. In both cases I ran > qemu-kvm -drive if=virtio

Re: Hang on reboot in FreeBSD guest on Linux KVM host

2015-06-24 Thread Paolo Bonzini
On 24/06/2015 19:07, John Nielsen wrote: > > Unfortunately I no longer have the test environment I used a few days > ago to reproduce this issue so I can’t verify the software versions > that were in use. It’s possible I was mistaken about the kernel > version (I thought it was 4.0.4). Perhaps i

Re: Hang on reboot in FreeBSD guest on Linux KVM host

2015-06-24 Thread John Nielsen
On Jun 24, 2015, at 9:50 AM, Paolo Bonzini wrote: > On 23/06/2015 00:08, John Nielsen wrote: I’m resurrecting an old thread since I haven’t heard anything in a while. Has anyone looked in to the KVM+apicv bug documented above as well as here: https://bugs.launchpad.net/q

Re: Hang on reboot in FreeBSD guest on Linux KVM host

2015-06-24 Thread Paolo Bonzini
On 24/06/2015 17:57, Bandan Das wrote: > Paolo Bonzini writes: > ... >> >> I did this: >> >> 1) download >> http://download.pcbsd.org/iso/10.1-RELEASE/amd64/PCBSD10.1.2-x64-trueos-server.raw.xz >> and unpack it >> >> 2) run it with "qemu-kvm -drive >> if=virtio,PCBSD10.1.2-x64-trueos-server.raw

Re: Hang on reboot in FreeBSD guest on Linux KVM host

2015-06-24 Thread Bandan Das
Paolo Bonzini writes: ... > > I did this: > > 1) download > http://download.pcbsd.org/iso/10.1-RELEASE/amd64/PCBSD10.1.2-x64-trueos-server.raw.xz > and unpack it > > 2) run it with "qemu-kvm -drive > if=virtio,PCBSD10.1.2-x64-trueos-server.raw -smp 2" > > 3) login as root/pcbsd, type "reboot" > >

Re: Hang on reboot in FreeBSD guest on Linux KVM host

2015-06-24 Thread Paolo Bonzini
On 23/06/2015 00:08, John Nielsen wrote: >>> I’m resurrecting an old thread since I haven’t heard anything in a >>> while. Has anyone looked in to the KVM+apicv bug documented above as >>> well as here: >>> >>> https://bugs.launchpad.net/qemu/+bug/1329956 ? >>> >>> If appropriate, where should I

Re: Hang on reboot in FreeBSD guest on Linux KVM host

2015-06-23 Thread Paolo Bonzini
On 23/06/2015 00:08, John Nielsen wrote: Thank you. This both narrows the problem considerably and provides an acceptable workaround. It would still be nice to see it fixed, of course. Keep me CC'ed as I'm not on the KVM list. >>> >>> I’m resurrecting an old thread since I haven’t

Re: Hang on reboot in FreeBSD guest on Linux KVM host

2015-06-22 Thread John Nielsen
On Jun 22, 2015, at 3:48 PM, Bandan Das wrote: > John Nielsen writes: > >> On Jun 17, 2014, at 10:48 AM, John Nielsen wrote: >> >>> On Jun 17, 2014, at 12:05 AM, Gleb Natapov wrote: >>> On Tue, Jun 17, 2014 at 06:21:23AM +0200, Paolo Bonzini wrote: > Il 16/06/2014 18:47, John Niels

Re: Hang on reboot in FreeBSD guest on Linux KVM host

2015-06-22 Thread Bandan Das
John Nielsen writes: > On Jun 17, 2014, at 10:48 AM, John Nielsen wrote: > >> On Jun 17, 2014, at 12:05 AM, Gleb Natapov wrote: >> >>> On Tue, Jun 17, 2014 at 06:21:23AM +0200, Paolo Bonzini wrote: Il 16/06/2014 18:47, John Nielsen ha scritto: > On Jun 16, 2014, at 10:39 AM, Paolo Bon

Re: Hang on reboot in FreeBSD guest on Linux KVM host

2015-06-22 Thread John Nielsen
On Jun 17, 2014, at 10:48 AM, John Nielsen wrote: > On Jun 17, 2014, at 12:05 AM, Gleb Natapov wrote: > >> On Tue, Jun 17, 2014 at 06:21:23AM +0200, Paolo Bonzini wrote: >>> Il 16/06/2014 18:47, John Nielsen ha scritto: On Jun 16, 2014, at 10:39 AM, Paolo Bonzini wrote: > Il 16/

Re: Hang on reboot in FreeBSD guest on Linux KVM host

2014-06-20 Thread John Nielsen
On Jun 20, 2014, at 1:53 PM, Paolo Bonzini wrote: > Il 20/06/2014 17:41, John Nielsen ha scritto: >>> > >>> > So we have a clue. Let me study the code more, I'll try to get back with >>> > a suggestion. >> Paolo, have you had an opportunity to look in to this some more? > > Not yet, sorry. >

Re: Hang on reboot in FreeBSD guest on Linux KVM host

2014-06-20 Thread Paolo Bonzini
Il 20/06/2014 17:41, John Nielsen ha scritto: > > So we have a clue. Let me study the code more, I'll try to get back with a suggestion. Paolo, have you had an opportunity to look in to this some more? Not yet, sorry. One possibility is this though. Can you try migrating (or saving/restor

Re: Hang on reboot in FreeBSD guest on Linux KVM host

2014-06-20 Thread John Nielsen
On Jun 16, 2014, at 10:21 PM, Paolo Bonzini wrote: > Il 16/06/2014 18:47, John Nielsen ha scritto: >> On Jun 16, 2014, at 10:39 AM, Paolo Bonzini wrote: >> >>> Il 16/06/2014 18:09, John Nielsen ha scritto: >> The only substantial difference on the hardware side is the CPU. >> The hosts

Re: Hang on reboot in FreeBSD guest on Linux KVM host

2014-06-17 Thread John Nielsen
On Jun 17, 2014, at 12:05 AM, Gleb Natapov wrote: > On Tue, Jun 17, 2014 at 06:21:23AM +0200, Paolo Bonzini wrote: >> Il 16/06/2014 18:47, John Nielsen ha scritto: >>> On Jun 16, 2014, at 10:39 AM, Paolo Bonzini wrote: >>> Il 16/06/2014 18:09, John Nielsen ha scritto: >>> The only subs

Re: Hang on reboot in FreeBSD guest on Linux KVM host

2014-06-16 Thread Gleb Natapov
On Tue, Jun 17, 2014 at 06:21:23AM +0200, Paolo Bonzini wrote: > Il 16/06/2014 18:47, John Nielsen ha scritto: > >On Jun 16, 2014, at 10:39 AM, Paolo Bonzini wrote: > > > >>Il 16/06/2014 18:09, John Nielsen ha scritto: > >The only substantial difference on the hardware side is the CPU. > >

Re: Hang on reboot in FreeBSD guest on Linux KVM host

2014-06-16 Thread Paolo Bonzini
Il 16/06/2014 18:47, John Nielsen ha scritto: On Jun 16, 2014, at 10:39 AM, Paolo Bonzini wrote: Il 16/06/2014 18:09, John Nielsen ha scritto: The only substantial difference on the hardware side is the CPU. The hosts where the problem occurs use "Intel(R) Xeon(R) CPU E5-2650 v2 @ 2.60GHz", w