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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--Apple-Mail=_0DA8001F-A2EE-481B-B8B5-011A32546D03 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset=utf-8 > On 13 Nov 2017, at 19:03, Pete Wright <pete@nomadlogic.org> wrote: >=20 >=20 >=20 > On 11/12/17 9:32 AM, Ben Lavery-Griffiths wrote: >> Hi all, >>=20 >> Since upgrading to FreeBSD-RELEASE 11.1 I have noticed an = intermittent issue where XDM isn=E2=80=99t displayed after booting. A = mouse pointer usually appears in the middle of the screen and I=E2=80=99m = able to control it for a short while (less than a minute). Switching = back to the console I am greeted with the following message: >>=20 >>> 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 >>=20 >> - dmesg.boot >> - loader.conf >> - messages >> - rc.conf >> - sysctl.conf >> - Xorg.0.log >> - Output of `sysctl hw.dri.0.info.i915_error_state` >>=20 >> I=E2=80=99ve seen a forum post = (https://forums.freebsd.org/threads/62831/) stating that it is an = =E2=80=98issue=E2=80=99, but haven=E2=80=99t 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? >=20 > 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: >=20 > compat.linuxkpi.enable_hangcheck=3D0 >=20 > kinda a shot in the dark, so I'm not too sure. >=20 > -pete Apologies for the slow response, need to check junk mail more = regularly=E2=80=A6 Many thanks for your reply, I=E2=80=99ve tried this and no luck; however = I=E2=80=99ve 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#idp6= 2612968 = <https://www.freebsd.org/doc/en_US.ISO8859-1/books/handbook/x-xdm.html#idp= 62612968> ) Disabling x11/xdm and starting my desktop (x11-wm/xfce4) manually gives = me a GUI without issues. I=E2=80=99ll raise a bug on x11/xdm. Many thanks, Ben --Apple-Mail=_0DA8001F-A2EE-481B-B8B5-011A32546D03 Content-Transfer-Encoding: 7bit Content-Disposition: attachment; filename=signature.asc Content-Type: application/pgp-signature; name=signature.asc Content-Description: Message signed with OpenPGP -----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----- --Apple-Mail=_0DA8001F-A2EE-481B-B8B5-011A32546D03--
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