<html> <head> <base href="https://bugs.freedesktop.org/" /> </head> <body> <div> <a class="bz_bug_link bz_status_NEEDINFO " title="NEEDINFO - Display flickers and turns solid grey when mouse moved quickly to left edge" href="https://bugs.freedesktop.org/show_bug.cgi?id=93098#c2">Comment # 2</a> on <a class="bz_bug_link bz_status_NEEDINFO " title="NEEDINFO - Display flickers and turns solid grey when mouse moved quickly to left edge" href="https://bugs.freedesktop.org/show_bug.cgi?id=93098">bug 93098</a> from <a class="email" href="mailto:bradgarcia@gmail.com" title="Brad Garcia <bradgarcia@gmail.com>"> Brad Garcia</a> <pre>With 4.4rc2 installed, I am still able to reproduce the problem. Behavior is exactly the same. Installed 4.4rc2 as package by phoronix. <a href="https://www.phoronix.com/scan.php?page=news_item&px=Linux-4.4-rc2-Spun-For-Ubuntu">https://www.phoronix.com/scan.php?page=news_item&px=Linux-4.4-rc2-Spun-For-Ubuntu</a> Confirmed that it is running: $ cat /proc/version Linux version 4.4.0-rc2-phoronix (phoronix@phoronix-To-be-filled-by-O-E-M) (gcc version 5.2.1 20151010 (Ubuntu 5.2.1-22ubuntu2) ) #4 SMP Mon Nov 23 10:03:29 EST 2015 dmesg errors: $ dmesg | grep ERROR [ 0.225969] acpi PNP0A08:00: _OSC failed (AE_ERROR); disabling ASPM [ 131.593858] [drm:intel_cpu_fifo_underrun_irq_handler [i915]] *ERROR* CPU pipe C FIFO underrun $ dmesg | grep -E 'i915|intel' [ 1.372049] intel_idle: MWAIT substates: 0x33000020 [ 1.372053] intel_idle: v0.4 model 0x4C [ 1.372055] intel_idle: lapic_timer_reliable_states 0xffffffff [ 1.774946] fb: switching to inteldrmfb from EFI VGA [ 1.951256] [drm] Initialized i915 1.6.0 20151010 for 0000:00:02.0 on minor 0 [ 2.087489] fbcon: inteldrmfb (fb0) is primary device [ 2.565394] i915 0000:00:02.0: fb0: inteldrmfb frame buffer device [ 5.987562] snd_hda_intel 0000:00:1b.0: bound 0000:00:02.0 (ops i915_audio_component_bind_ops [i915]) [ 7.060752] intel_rapl: Found RAPL domain package [ 7.060759] intel_rapl: Found RAPL domain core [ 131.593858] [drm:intel_cpu_fifo_underrun_irq_handler [i915]] *ERROR* CPU pipe C FIFO underrun</pre> </div> <hr> You are receiving this mail because: <ul> <li>You are the QA Contact for the bug.</li> <li>You are on the CC list for the bug.</li> <li>You are the assignee for the bug.</li> </ul> </body> </html>