Re: [Xen-devel] [PATCH] Solved the Xen PV/KASLR riddle

2014-09-02 Thread Juergen Gross
On 09/02/2014 09:22 PM, Konrad Rzeszutek Wilk wrote: On Mon, Sep 01, 2014 at 06:03:06AM +0200, Juergen Gross wrote: On 08/29/2014 04:55 PM, Konrad Rzeszutek Wilk wrote: On Fri, Aug 29, 2014 at 03:44:06PM +0100, Jan Beulich wrote: On 29.08.14 at 16:27, wrote: Sure. Btw, someone also

Re: [Xen-devel] [PATCH] Solved the Xen PV/KASLR riddle

2014-09-02 Thread Konrad Rzeszutek Wilk
On Mon, Sep 01, 2014 at 06:03:06AM +0200, Juergen Gross wrote: > On 08/29/2014 04:55 PM, Konrad Rzeszutek Wilk wrote: > >On Fri, Aug 29, 2014 at 03:44:06PM +0100, Jan Beulich wrote: > >On 29.08.14 at 16:27, wrote: > >>>Sure. Btw, someone also contacted me saying they have the same problem >

Re: [Xen-devel] [PATCH] Solved the Xen PV/KASLR riddle

2014-09-02 Thread Konrad Rzeszutek Wilk
On Mon, Sep 01, 2014 at 06:03:06AM +0200, Juergen Gross wrote: On 08/29/2014 04:55 PM, Konrad Rzeszutek Wilk wrote: On Fri, Aug 29, 2014 at 03:44:06PM +0100, Jan Beulich wrote: On 29.08.14 at 16:27, stefan.ba...@canonical.com wrote: Sure. Btw, someone also contacted me saying they have the

Re: [Xen-devel] [PATCH] Solved the Xen PV/KASLR riddle

2014-09-02 Thread Juergen Gross
On 09/02/2014 09:22 PM, Konrad Rzeszutek Wilk wrote: On Mon, Sep 01, 2014 at 06:03:06AM +0200, Juergen Gross wrote: On 08/29/2014 04:55 PM, Konrad Rzeszutek Wilk wrote: On Fri, Aug 29, 2014 at 03:44:06PM +0100, Jan Beulich wrote: On 29.08.14 at 16:27, stefan.ba...@canonical.com wrote: Sure.

Re: [Xen-devel] [PATCH] Solved the Xen PV/KASLR riddle

2014-08-31 Thread Juergen Gross
On 08/29/2014 04:55 PM, Konrad Rzeszutek Wilk wrote: On Fri, Aug 29, 2014 at 03:44:06PM +0100, Jan Beulich wrote: On 29.08.14 at 16:27, wrote: Sure. Btw, someone also contacted me saying they have the same problem without changing the layout but having really big initrd (500M). While that

Re: [Xen-devel] [PATCH] Solved the Xen PV/KASLR riddle

2014-08-31 Thread Juergen Gross
On 08/29/2014 04:55 PM, Konrad Rzeszutek Wilk wrote: On Fri, Aug 29, 2014 at 03:44:06PM +0100, Jan Beulich wrote: On 29.08.14 at 16:27, stefan.ba...@canonical.com wrote: Sure. Btw, someone also contacted me saying they have the same problem without changing the layout but having really big

Re: [Xen-devel] [PATCH] Solved the Xen PV/KASLR riddle

2014-08-29 Thread Konrad Rzeszutek Wilk
On Fri, Aug 29, 2014 at 03:44:06PM +0100, Jan Beulich wrote: > >>> On 29.08.14 at 16:27, wrote: > > Sure. Btw, someone also contacted me saying they have the same problem > > without > > changing the layout but having really big initrd (500M). While that feels > > like > > it should be

Re: [Xen-devel] [PATCH] Solved the Xen PV/KASLR riddle

2014-08-29 Thread Jan Beulich
>>> On 29.08.14 at 16:27, wrote: > Sure. Btw, someone also contacted me saying they have the same problem > without > changing the layout but having really big initrd (500M). While that feels > like > it should be impossible (if the kernel+initrd+xen stuff has to fix the 512M > kernel image

Re: [Xen-devel] [PATCH] Solved the Xen PV/KASLR riddle

2014-08-29 Thread Andrew Cooper
On 29/08/14 15:32, Stefan Bader wrote: > On 29.08.2014 16:19, Andrew Cooper wrote: >> On 29/08/14 09:37, Stefan Bader wrote: >>> On 29.08.2014 00:42, Andrew Cooper wrote: On 28/08/2014 19:01, Stefan Bader wrote: >>> So not much further... but then I think I know what I do next. Probably

Re: [Xen-devel] [PATCH] Solved the Xen PV/KASLR riddle

2014-08-29 Thread Stefan Bader
On 29.08.2014 16:19, Andrew Cooper wrote: > On 29/08/14 09:37, Stefan Bader wrote: >> On 29.08.2014 00:42, Andrew Cooper wrote: >>> On 28/08/2014 19:01, Stefan Bader wrote: >> So not much further... but then I think I know what I do next. Probably >> should >> have done before. I'll

Re: [Xen-devel] [PATCH] Solved the Xen PV/KASLR riddle

2014-08-29 Thread Andrew Cooper
On 29/08/14 09:37, Stefan Bader wrote: > On 29.08.2014 00:42, Andrew Cooper wrote: >> On 28/08/2014 19:01, Stefan Bader wrote: > So not much further... but then I think I know what I do next. Probably > should > have done before. I'll replace the WARN_ON in vmalloc that triggers by a

Re: [Xen-devel] [PATCH] Solved the Xen PV/KASLR riddle

2014-08-29 Thread Stefan Bader
On 29.08.2014 00:42, Andrew Cooper wrote: > On 28/08/2014 19:01, Stefan Bader wrote: So not much further... but then I think I know what I do next. Probably should have done before. I'll replace the WARN_ON in vmalloc that triggers by a panic and at least get a crash

Re: [Xen-devel] [PATCH] Solved the Xen PV/KASLR riddle

2014-08-29 Thread Stefan Bader
On 29.08.2014 00:42, Andrew Cooper wrote: On 28/08/2014 19:01, Stefan Bader wrote: So not much further... but then I think I know what I do next. Probably should have done before. I'll replace the WARN_ON in vmalloc that triggers by a panic and at least get a crash dump of that situation

Re: [Xen-devel] [PATCH] Solved the Xen PV/KASLR riddle

2014-08-29 Thread Andrew Cooper
On 29/08/14 09:37, Stefan Bader wrote: On 29.08.2014 00:42, Andrew Cooper wrote: On 28/08/2014 19:01, Stefan Bader wrote: So not much further... but then I think I know what I do next. Probably should have done before. I'll replace the WARN_ON in vmalloc that triggers by a panic and at

Re: [Xen-devel] [PATCH] Solved the Xen PV/KASLR riddle

2014-08-29 Thread Stefan Bader
On 29.08.2014 16:19, Andrew Cooper wrote: On 29/08/14 09:37, Stefan Bader wrote: On 29.08.2014 00:42, Andrew Cooper wrote: On 28/08/2014 19:01, Stefan Bader wrote: So not much further... but then I think I know what I do next. Probably should have done before. I'll replace the WARN_ON in

Re: [Xen-devel] [PATCH] Solved the Xen PV/KASLR riddle

2014-08-29 Thread Andrew Cooper
On 29/08/14 15:32, Stefan Bader wrote: On 29.08.2014 16:19, Andrew Cooper wrote: On 29/08/14 09:37, Stefan Bader wrote: On 29.08.2014 00:42, Andrew Cooper wrote: On 28/08/2014 19:01, Stefan Bader wrote: So not much further... but then I think I know what I do next. Probably should have

Re: [Xen-devel] [PATCH] Solved the Xen PV/KASLR riddle

2014-08-29 Thread Jan Beulich
On 29.08.14 at 16:27, stefan.ba...@canonical.com wrote: Sure. Btw, someone also contacted me saying they have the same problem without changing the layout but having really big initrd (500M). While that feels like it should be impossible (if the kernel+initrd+xen stuff has to fix the 512M

Re: [Xen-devel] [PATCH] Solved the Xen PV/KASLR riddle

2014-08-29 Thread Konrad Rzeszutek Wilk
On Fri, Aug 29, 2014 at 03:44:06PM +0100, Jan Beulich wrote: On 29.08.14 at 16:27, stefan.ba...@canonical.com wrote: Sure. Btw, someone also contacted me saying they have the same problem without changing the layout but having really big initrd (500M). While that feels like it should

Re: [Xen-devel] [PATCH] Solved the Xen PV/KASLR riddle

2014-08-28 Thread Andrew Cooper
On 28/08/2014 19:01, Stefan Bader wrote: >>> So not much further... but then I think I know what I do next. Probably >>> should >>> have done before. I'll replace the WARN_ON in vmalloc that triggers by a >>> panic >>> and at least get a crash dump of that situation when it occurs. Then I can

Re: [Xen-devel] [PATCH] Solved the Xen PV/KASLR riddle

2014-08-28 Thread Andrew Cooper
On 28/08/2014 19:01, Stefan Bader wrote: So not much further... but then I think I know what I do next. Probably should have done before. I'll replace the WARN_ON in vmalloc that triggers by a panic and at least get a crash dump of that situation when it occurs. Then I can dig in there