Happened on fi-hsw-4770k Detail Value Returncode 0 Time 0:00:18.364138 Stdout IGT-Version: 1.15-gf749a2d (x86_64) (Linux: 4.8.0-rc3-CI-Patchwork_2411+ x86_64) rtcwake: wakeup from "mem" using /dev/rtc0 at Tue Aug 23 19:12:33 2016 Subtest basic-S3: SUCCESS (1.519s) Stderr Environment PIGLIT_PLATFORM="mixed_glx_egl" PIGLIT_SOURCE_DIR="/opt/igt/piglit" Command /opt/igt/tests/gem_exec_suspend --run-subtest basic-S3 dmesg [ 317.950475] Suspending console(s) (use no_console_suspend to debug) [ 317.952196] sd 0:0:0:0: [sda] Synchronizing SCSI cache [ 317.952846] sd 0:0:0:0: [sda] Stopping disk [ 318.025236] [drm:hsw_write_dcomp] *ERROR* Failed to write to D_COMP [ 318.119020] Broke affinity for irq 26 [ 318.139003] Broke affinity for irq 16 [ 318.139008] Broke affinity for irq 25 [ 318.139008] Broke affinity for irq 26 [ 318.154803] Broke affinity for irq 16 [ 318.154808] Broke affinity for irq 25 [ 318.154809] Broke affinity for irq 26 [ 318.154810] Broke affinity for irq 27 [ 318.161817] Broke affinity for irq 8 [ 318.161820] Broke affinity for irq 9 [ 318.161826] Broke affinity for irq 16 [ 318.161829] Broke affinity for irq 23 [ 318.161831] Broke affinity for irq 24 [ 318.161832] Broke affinity for irq 25 [ 318.161833] Broke affinity for irq 26 [ 318.161833] Broke affinity for irq 27 [ 318.169916] cache: parent cpu1 should not be sleeping [ 318.176277] cache: parent cpu2 should not be sleeping [ 318.182215] cache: parent cpu3 should not be sleeping [ 318.188057] cache: parent cpu4 should not be sleeping [ 318.192701] cache: parent cpu5 should not be sleeping [ 318.197389] cache: parent cpu6 should not be sleeping [ 318.202170] cache: parent cpu7 should not be sleeping [ 318.247758] sd 0:0:0:0: [sda] Starting disk [ 318.558850] done.
Matthew, you may consider Chris' patch https://patchwork.freedesktop.org/series/11516/
commit id: 79cf219a6a2ecf553587fae41b117d8c49cc0a55 author: Chris Wilson <chris@chris-wilson.co.uk> 2016-08-24 10:16:07 (GMT) drm/i915: Suppress DRM_ERROR for D_COMP write on Haswell
So, is it normal to see it in the logs on 4.8.x? It didn’t went in before 4.9 cycle?
Use of freedesktop.org services, including Bugzilla, is subject to our Code of Conduct. How we collect and use information is described in our Privacy Policy.