Re: [Xen-devel] Xen 4.7 crash

2016-06-14 Thread Aaron Cornelius
On 6/14/2016 9:26 AM, Aaron Cornelius wrote: On 6/14/2016 9:15 AM, Wei Liu wrote: On Tue, Jun 14, 2016 at 09:11:47AM -0400, Aaron Cornelius wrote: On 6/9/2016 7:14 AM, Ian Jackson wrote: Aaron Cornelius writes ("Re: [Xen-devel] Xen 4.7 crash"): I am not that familiar with the xens

Re: [Xen-devel] Xen 4.7 crash

2016-06-14 Thread Aaron Cornelius
On 6/14/2016 9:15 AM, Wei Liu wrote: On Tue, Jun 14, 2016 at 09:11:47AM -0400, Aaron Cornelius wrote: On 6/9/2016 7:14 AM, Ian Jackson wrote: Aaron Cornelius writes ("Re: [Xen-devel] Xen 4.7 crash"): I am not that familiar with the xenstored code, but as far as I can tell the gra

Re: [Xen-devel] Xen 4.7 crash

2016-06-14 Thread Aaron Cornelius
On 6/9/2016 7:14 AM, Ian Jackson wrote: Aaron Cornelius writes ("Re: [Xen-devel] Xen 4.7 crash"): I am not that familiar with the xenstored code, but as far as I can tell the grant mapping will be held by the xenstore until the xs_release() function is called (which is not called by

Re: [Xen-devel] Xen 4.7 crash

2016-06-07 Thread Aaron Cornelius
On 6/7/2016 9:40 AM, Aaron Cornelius wrote: On 6/7/2016 5:53 AM, Ian Jackson wrote: Aaron Cornelius writes ("Re: [Xen-devel] Xen 4.7 crash"): We realized that we had forgotten to remove the domain from the permissions list when the domain is deleted (which would cause the error we

Re: [Xen-devel] Xen 4.7 crash

2016-06-07 Thread Aaron Cornelius
On 6/7/2016 5:53 AM, Ian Jackson wrote: Aaron Cornelius writes ("Re: [Xen-devel] Xen 4.7 crash"): We realized that we had forgotten to remove the domain from the permissions list when the domain is deleted (which would cause the error we saw). The application was updated to remove

Re: [Xen-devel] Xen 4.7 crash

2016-06-06 Thread Aaron Cornelius
On 6/6/2016 10:19 AM, Wei Liu wrote: On Mon, Jun 06, 2016 at 03:05:47PM +0100, Julien Grall wrote: (CC Ian, Stefano and Wei) Hello Aaron, On 06/06/16 14:58, Aaron Cornelius wrote: On 6/2/2016 5:07 AM, Julien Grall wrote: Hello Aaron, On 02/06/2016 02:32, Aaron Cornelius wrote: This is

Re: [Xen-devel] Xen 4.7 crash

2016-06-06 Thread Aaron Cornelius
On 6/2/2016 5:07 AM, Julien Grall wrote: Hello Aaron, On 02/06/2016 02:32, Aaron Cornelius wrote: This is with a custom application, we use the libxl APIs to interact with Xen. Domains are created using the libxl_domain_create_new() function, and domains are destroyed using the

Re: [Xen-devel] Xen 4.7 crash

2016-06-01 Thread Aaron Cornelius
On 6/1/2016 6:35 PM, Julien Grall wrote: Hello Aaron, On 01/06/2016 20:54, Aaron Cornelius wrote: I'm not 100% sure, from the "VMID pool exhausted" message it would appear that the p2m_init() function failed to allocate a VM ID, which caused domain creation to fail, and t

Re: [Xen-devel] Xen 4.7 crash

2016-06-01 Thread Aaron Cornelius
> -Original Message- > From: Andrew Cooper [mailto:am...@hermes.cam.ac.uk] On Behalf Of > Andrew Cooper > Sent: Wednesday, June 1, 2016 4:01 PM > To: Aaron Cornelius ; Xen-devel de...@lists.xenproject.org> > Subject: Re: [Xen-devel] Xen 4.7 crash > > On 01/06/

[Xen-devel] Xen 4.7 crash

2016-06-01 Thread Aaron Cornelius
that the p2m_init() function failed to allocate a VM ID, which caused domain creation to fail, and the NULL pointer dereference when trying to clean up the not-fully-created domain. However, since I only have 1 domain active at a time, I'm not sure why I should run out of VM IDs. - Aaron Cor

[Xen-devel] Xen crash in cpupool_assign_cpu_locked spinlock

2016-04-09 Thread Aaron Cornelius
0x2b/0x113 (XEN)[] cpupool_do_sysctl+0x1e2/0x6b4 (XEN)[] do_sysctl+0x625/0x1088 (XEN)[] lstar_enter+0xe2/0x13c (XEN) (XEN) (XEN) (XEN) Panic on CPU 0: (XEN) Xen BUG at spinlock.c:48 (XEN) *****