Re: Revision 309657 to stack_machdep.c renders unbootable system

2016-12-19 Thread Steven G. Kargl
On Fri, Dec 16, 2016 at 03:19:09PM -0800, John Baldwin wrote: > > So the hack in pause() is probably not as necessary now. In particular, I > think we only need it for thread0, not for other threads. The patch below > worked for me with SPEW's config: > > Index: kern_synch.c >

Re: Revision 309657 to stack_machdep.c renders unbootable system

2016-12-16 Thread Steven G. Kargl
On Fri, Dec 16, 2016 at 03:19:09PM -0800, John Baldwin wrote: > > So the hack in pause() is probably not as necessary now. In particular, I > think we only need it for thread0, not for other threads. The patch below > worked for me with SPEW's config: > > Index: kern_synch.c >

Re: Revision 309657 to stack_machdep.c renders unbootable system

2016-12-16 Thread John Baldwin
On Wednesday, December 14, 2016 04:50:21 PM Mark Johnston wrote: > On Wed, Dec 14, 2016 at 03:48:04PM -0800, Steven G. Kargl wrote: > > On Wed, Dec 14, 2016 at 02:10:48PM -0800, Mark Johnston wrote: > > > On Wed, Dec 14, 2016 at 12:14:16PM -0800, Mark Johnston wrote: > > > > On Wed, Dec 14, 2016

Re: Revision 309657 to stack_machdep.c renders unbootable system

2016-12-14 Thread Steven G. Kargl
On Wed, Dec 14, 2016 at 04:50:21PM -0800, Mark Johnston wrote: > On Wed, Dec 14, 2016 at 03:48:04PM -0800, Steven G. Kargl wrote: > > On Wed, Dec 14, 2016 at 02:10:48PM -0800, Mark Johnston wrote: > > > On Wed, Dec 14, 2016 at 12:14:16PM -0800, Mark Johnston wrote: > > > > On Wed, Dec 14, 2016 at

Re: Revision 309657 to stack_machdep.c renders unbootable system

2016-12-14 Thread Steven G. Kargl
On Wed, Dec 14, 2016 at 02:10:48PM -0800, Mark Johnston wrote: > On Wed, Dec 14, 2016 at 12:14:16PM -0800, Mark Johnston wrote: > > On Wed, Dec 14, 2016 at 11:49:26AM -0800, Steven G. Kargl wrote: > > > Well, after 3 days of bisection, I finally found the commit > > > that renders my system

Re: Revision 309657 to stack_machdep.c renders unbootable system

2016-12-14 Thread Mark Johnston
On Wed, Dec 14, 2016 at 03:48:04PM -0800, Steven G. Kargl wrote: > On Wed, Dec 14, 2016 at 02:10:48PM -0800, Mark Johnston wrote: > > On Wed, Dec 14, 2016 at 12:14:16PM -0800, Mark Johnston wrote: > > > On Wed, Dec 14, 2016 at 11:49:26AM -0800, Steven G. Kargl wrote: > > > > Well, after 3 days of

Re: Revision 309657 to stack_machdep.c renders unbootable system

2016-12-14 Thread Mark Johnston
On Wed, Dec 14, 2016 at 12:14:16PM -0800, Mark Johnston wrote: > On Wed, Dec 14, 2016 at 11:49:26AM -0800, Steven G. Kargl wrote: > > Well, after 3 days of bisection, I finally found the commit > > that renders my system unbootable. The system does not panic. > > It simply gets stuck in some

Re: Revision 309657 to stack_machdep.c renders unbootable system

2016-12-14 Thread Mark Johnston
On Wed, Dec 14, 2016 at 11:49:26AM -0800, Steven G. Kargl wrote: > Well, after 3 days of bisection, I finally found the commit > that renders my system unbootable. The system does not panic. > It simply gets stuck in some state. Nonfunctional keyboard, > so can't break into debugger. No serial