maintainer-feedback requested: [Bug 295512] graphics/drm-66-kmod: sporadic GPU hang with i915kms

[email protected]
Newsgroups gmane.os.freebsd.devel.x11
Message-ID <[email protected]/bugzilla/>
Bugzilla Automation <[email protected]> has asked freebsd-x11 (Nobody)
<[email protected]> for maintainer-feedback:
Bug 295512: graphics/drm-66-kmod: sporadic GPU hang with i915kms
https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=295512



--- Description ---
See also: bug #259670

May 22 10:41:24 Thinkpad kernel: drmn0: [drm] Resetting chip for stopped
heartbeat on rcs0
May 22 10:41:24 Thinkpad kernel: drmn0: [drm] *ERROR* failed to set rcs0 head
to zero ctl 00000400 head 1e200b2c tail 00000000 start 00005000
May 22 10:41:24 Thinkpad kernel: drmn0: [drm] MainThread[100744] context reset
due to GPU hang

I confirm that hangs still exist with

FreeBSD 15.1-STABLE #0 stable/15-eb4d18601783

$ pkg info | grep 'drm' 				 
drm-66-kmod-6.6.25.1501500_9   Direct Rendering Manager GPU drivers
libdrm-2.4.133,1	       Direct Rendering Manager library and headers

$ pkg info | grep 'mesa' 
mesa-demos-8.5.0	       OpenGL demos distributed with Mesa
mesa-dri-24.1.7_11	       OpenGL hardware acceleration drivers for DRI2+
mesa-libs-24.1.7_1	       OpenGL libraries that support GLX and EGL
clients
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