Resume regression with nouveau 3.8rc1 (bisected)

[Marcin Slusarz]

On Sat, Jan 05, 2013 at 10:10:06AM +0100, Pontus Fuchs wrote:
> On 01/03/2013 08:12 PM, Marcin Slusarz wrote:
> > On Thu, Jan 03, 2013 at 01:58:10PM +0100, Marcin Slusarz wrote:
> >> I bisected the problem down to this commit:
> >>
> >> 186ecad21: drm/nv50/disp: move remaining interrupt handling into core
> >>
> >> Hardware is 8400M GS (10de:0427) in a Dell XPS M1330.
> >> There's already open bug report for that:
> >> https://bugs.freedesktop.org/show_bug.cgi?id=58729
> > Yay, a bug fix was just posted there ;).
> 
> Hi, I tried that patch but it didn't help :(
> 
> I see this in my kernel log after resume:
> 
> nouveau E[     PFB][0000:01:00.0] trapped read at 0x002001a020 on 
> channel 0x00007b23 SEMAPHORE_BG/PFIFO_READ/00 reason: PAGE_NOT_PRESENT
> nouveau E[    1177] failed to idle channel 0xcccc0000
> [TTM] Failed to expire sync object before buffer eviction
> [TTM] Failed to expire sync object before buffer eviction
> [TTM] Failed to expire sync object before buffer eviction

Sigh, this seems to be another issue :/
Please follow http://nouveau.freedesktop.org/wiki/Bugs and open new bug report.

Marcin