Date: Sat, 18 Nov 2017 15:02:56 +0000 From: Ben Lavery-Griffiths <ben.lavery@hashbang0.com> To: Pete Wright <pete@nomadlogic.org>, freebsd-x11@freebsd.org Subject: Re: Intel graphics, GPU Hung Message-ID: <69302C26-1CD8-4F4B-A7A6-A7F709F92F20@hashbang0.com> In-Reply-To: <2461a3eb-d754-3621-a59d-f77075a0ca0a@nomadlogic.org> References: <EB6123C8-3782-42F3-8732-A87D08A5E9D9@hashbang0.com> <2461a3eb-d754-3621-a59d-f77075a0ca0a@nomadlogic.org>
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[-- Attachment #1 --] > On 13 Nov 2017, at 19:03, Pete Wright <pete@nomadlogic.org> wrote: > > > > On 11/12/17 9:32 AM, Ben Lavery-Griffiths wrote: >> Hi all, >> >> Since upgrading to FreeBSD-RELEASE 11.1 I have noticed an intermittent issue where XDM isn’t displayed after booting. A mouse pointer usually appears in the middle of the screen and I’m able to control it for a short while (less than a minute). Switching back to the console I am greeted with the following message: >> >>> error: [drm:pid12:i915_hangcheck_hung] *ERROR* Hangcheck timer elapsed... GPU hung >>> info: [drm] capturing error event; look for more information in sysctl hw.dri.0.info.i915_error_state >>> error: [drm:pid0:i915_write64] *ERROR* Unknown unclaimed register before writing to 100000 >>> error: [drm:pid908:i915_write32] *ERROR* Unknown unclaimed register before writing to 20a8 >>> error: [drm:pid12:i915_hangcheck_hung] *ERROR* Hangcheck timer elapsed... GPU hung >>> error: [drm:pid0:__gen6_gt_force_wake_mt_get] *ERROR* Timed out waiting for forcewake old ack to clear. >>> error: [drm:pid12:i915_hangcheck_hung] *ERROR* Hangcheck timer elapsed... GPU hung >>> error: [drm:pid0:i915_reset] *ERROR* GPU hanging too fast, declaring wedged! >>> error: [drm:pid0:i915_reset] *ERROR* Failed to reset chip. >> I have uploaded the following files to a gist on Github found here: https://gist.github.com/forquare/2a9e1c3e6a0ec32c3a27a768f1b50371 >> >> - dmesg.boot >> - loader.conf >> - messages >> - rc.conf >> - sysctl.conf >> - Xorg.0.log >> - Output of `sysctl hw.dri.0.info.i915_error_state` >> >> I’ve seen a forum post (https://forums.freebsd.org/threads/62831/) stating that it is an ‘issue’, but haven’t managed to find anything else. Is there some setting which is causing this? Or a regression that will likely be remain unfixed for a time? > > I don't have a 11.1 system handy at the moment, but one think that i > think helped on my current system which ran into a similar issue was to > define this in /boot/loader.conf: > > compat.linuxkpi.enable_hangcheck=0 > > kinda a shot in the dark, so I'm not too sure. > > -pete Apologies for the slow response, need to check junk mail more regularly… Many thanks for your reply, I’ve tried this and no luck; however I’ve narrowed my issue down to x11/xdm, which I have enabled in /etc/ttys (as per the handbook https://www.freebsd.org/doc/en_US.ISO8859-1/books/handbook/x-xdm.html#idp62612968 <https://www.freebsd.org/doc/en_US.ISO8859-1/books/handbook/x-xdm.html#idp62612968>; ) Disabling x11/xdm and starting my desktop (x11-wm/xfce4) manually gives me a GUI without issues. I’ll raise a bug on x11/xdm. Many thanks, Ben [-- Attachment #2 --] -----BEGIN PGP SIGNATURE----- iQEzBAEBCgAdFiEEpEFxlQLsjMAZmK8lHyTmPTeQW3EFAloQS6EACgkQHyTmPTeQ W3HxJAf/SDZ0ioefFBC10s0gQVTwCApLKPuLuEqLH4dYJtRK7HljKCL2xL+57LAl UtUsUo4OIWP8gW8WajtGwjC9v1V2nFG3W+QDl5ADPQLOMzG5FNCeKU2l5N8WoAtk f7GxIiDXGmFgrV4WVkBVuNAtMDp1FCdcvhqJz4YIIrobYMCv7jiXXmQEUzIdsfUH fIW49C564Ip0Ty3Q+S0P64yWnriJmKUFBGS9/3sWH67ziGUV+G68Tg+BYdo+aq6p bJCGsYeNeowWr+KmH28GJNeBySIABtGQT7oXaYSdQqo/E2XsWxGxkMynqmW8vN+3 DhDml7N2HOB7kYNXnE2fhig3/J2qOA== =H/Kp -----END PGP SIGNATURE-----
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