On Sat 10 Apr 2021 at 21:17:31 +0200, Rhialto wrote: > "i965: Failed to submit batchbuffer: Input/output error", > and the kernel crashes sometimes a short time later. /usr/pkg/libexec/xscreensaver/carousel reliably provokes that error message. The kernel log contains then lots of hexdump, and stuff like Apr 10 21:33:31 vargaz /netbsd: [ 3749.9252610] 000117cc : 000000c0 Apr 10 21:33:31 vargaz /netbsd: [ 3749.9252610] 000117d0 : 0000b6ff Apr 10 21:33:31 vargaz /netbsd: [ 3749.9252610] 000117d4 : 01000000 ... Apr 10 21:33:31 vargaz /netbsd: [ 3749.9352668] 00013368 : 02000000 Apr 10 21:33:31 vargaz /netbsd: [ 3749.9352668] 0001336c : 00000000 Apr 10 21:33:31 vargaz /netbsd: [ 3749.9352668] 0001337 Apr 10 21:33:37 vargaz /netbsd: [ 3755.9180155] kern info: [drm] stuck on render ring Apr 10 21:33:37 vargaz /netbsd: [ 3755.9180155] kern info: [drm] GPU HANG: ecode 4:0:0x86fefffc, reason: Ring hung, action: reset Apr 10 21:33:37 vargaz /netbsd: [ 3755.9180155] kern error: [drm:(/usr/src/sys/external/bsd/drm2/dist/drm/i915/i915_gem.c:3196)i915_context_is_banned] *ERROR* gpu hanging too fast, banning! Apr 10 21:33:37 vargaz /netbsd: [ 3755.9180155] kern info: [drm] stuck on render ringng Apr 10 21:33:37 vargaz /netbsd: [ 3756.1181094] 000117cc : 000000c0 Apr 10 21:33:37 vargaz /netbsd: [ 3756.1181094] 000117d0 : 0000b6ff Apr 10 21:33:37 vargaz /netbsd: [ 3756.1181094] 000117d4 : 01000000 ... I can switch to the "modesetting" driver, but that is too slow to play movies, so it's useless. -Olaf. -- ___ Q: "What's an anagram of Banach-Tarski?" -- Olaf "Rhialto" Seibert \X/ A: "Banach-Tarski Banach-Tarski." -- rhialto at falu dot nl
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