Re: drm-current-kmod-4.16.g20190424 hangs

On Saturday, April 27, 2019 2:19:49 PM EEST Jakob Alvermark wrote:
> ..
> [drm] GPU HANG: ecode 7:0:0x00090908, in Xorg [100467], reason: Hang on
> rcs0, action: reset
> drmn0: Resetting chip after gpu hang
> drmn0: i915_reset_device timed out, cancelling all in-flight rendering.
> ..

 I have the same issue with Intel Ivybridge GPU ( 13.0-CURRENT r346730 amd64 )

Temporarily switched to graphocs/drm-legay-kmod in order to make my laptop 
usable.


> 
> 
> At this point the only thing I can do is pressing the power button to
> shutdown the machine.
> 
> 
> Jakob
> 
> On 2019-04-27 02:17, Johannes Lundberg wrote:
> > Hi
> > 
> > Hmm, tested on my Cherrytrail now and it runs fine with fresh kernel and
> > drm-current-kmod. But, it doesn't have DMAR.
> > 
> > Can you share again dmesg output with this in /boot/loader.conf
> > 
> > dev.drm.drm_debug=-1
> > 
> > ?
> > 
> > On 4/26/19 5:00 AM, Jakob Alvermark wrote:
> >> Hi,
> >> 
> >> 
> >> When I upgraded -current to r346730 drm-current-kmod-4.16.g20190323
> >> wouldn't load, "device_attach: drmn0 attach returned 19"
> >> 
> >> So I upgraded drm-current-kmod to 4.16.g20190424.
> >> 
> >> It loads fine, but shortly after starting Xorg the screen freezes.
> >> 
> >> The only way out is pressing the power button, it shuts down cleanly.
> >> 
> >> /var/log/messages shows this:
> >> 
> >> kernel: [drm] GPU HANG: ecode 7:0:0x60ac6ee9, in Xorg [100385],
> >> reason: Hang on rcs0, action: reset
> >> kernel: drmn0: Resetting chip after gpu hang
> >> syslogd: last message repeated 1 times
> >> kernel: drmn0: i915_reset_device timed out, cancelling all in-flight
> >> rendering.
> >> kernel: .
> >> 
> >> Tried once more, same thing happened:
> >> 
> >> kernel: [drm] GPU HANG: ecode 7:0:0x86f2fffd, in Xorg [100491],
> >> reason: Hang on rcs0, action: reset
> >> kernel: drmn0: Resetting chip after gpu hang
> >> syslogd: last message repeated 1 times
> >> kernel: drmn0: i915_reset_device timed out, cancelling all in-flight
> >> rendering.
> >> kernel: .
> >> 
> >> Reverting back to drm-current-kmod-4.16.g20190323 and -current to
> >> r346593 (yay boot environments!) it is stable.
> >> 
> >> This is on a laptop with CPU: Intel(R) Pentium(R) CPU  N3540  @
> >> 2.16GHz (2166.72-MHz K8-class CPU)
> >> Baytrail graphics.
> >> 
> >> 
> >> Jakob
> >> 
> >> _______________________________________________
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> 
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