On 2020/06/15 21:50, Stuart Henderson wrote:
> On 2020/06/14 15:45, Jonathan Gray wrote:
> > On Sat, Jun 13, 2020 at 12:15:13PM +0100, Stuart Henderson wrote:
> > > Same with a newer kernel.
> > >
> > > OpenBSD 6.7-current (GENERIC.MP) #3: Thu Jun 11 19:47:48 BST 2020
> > > st...@symphytum.spacehopper.org:/sys/arch/amd64/compile/GENERIC.MP
> > >
> > > uvm_fault(0xfffffd86e2f6c120, 0x51, 0, 1) -> e
> > > kernel: page fault trap, code=0
> > > Stopped at i915_request_create+0x4b: movq 0x50(%r14),%rdi
> > > ddb{1}> tr
> >
> > 0x50 is the offset in the struct of requests
> > r14 in 1 in both traces and appears to be tl
> >
> > I don't yet see how that is possible, can you try this diff and tell me
> > if the printf triggers?
>
> I'm running with it, hasn't triggered yet (3h uptime).
After some various reboots (tcp nfs related..) I have now seen
it a couple of times in my current boot. The timing of the second
one, pretty much exactly 2h after the first one, seems interesting,
I wonder if there will be another one in 55 mins..
2020-06-16T13:36:45.550Z symphytum /bsd: OpenBSD 6.7-current (GENERIC.MP) #3:
Tue Jun 16 13:35:25 BST 2020
2020-06-16T14:40:04.649Z symphytum /bsd: i915_request_create tl == 1
2020-06-16T16:40:04.413Z symphytum /bsd: i915_request_create tl == 1
