Messages in this thread | | | Subject | Re: [regression drm/noveau] suspend to ram -> BOOM: exception RIP: drm_calc_vbltimestamp_from_scanoutpos+335 | From | Mike Galbraith <> | Date | Tue, 11 Jul 2017 20:53:48 +0200 |
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On Tue, 2017-07-11 at 14:22 -0400, Ilia Mirkin wrote: > > OK, thanks. So in other words, a fairly standard desktop with a PCIe > board plugged in. No funny business. (Laptops can create a ton of > additional weirdness, which I assumed you had since you were talking > about STR.)
Yup, garden variety deskside box.
> My best guess is that gf119_head_vblank_put either has a bogus head id > (should be in the 0..3 range) which causes it to do an out-of-bounds > read on MMIO space, or that the MMIO mapping has already been removed > by the time nouveau_display_suspend runs. Adding Ben Skeggs for > additional insight. > > Some display stuff did change for 4.13 for GM20x+ boards. If it's not > too much trouble, a bisect would be pretty useful.
Vacation -> back to work happens in the very early AM, so bisection will have to wait a bit.
-Mike
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