[Bug 94884] New: [i915]] *ERROR* CPU pipe A FIFO underrun
bugzilla-daemon at freedesktop.org
bugzilla-daemon at freedesktop.org
Sun Apr 10 16:47:43 UTC 2016
https://bugs.freedesktop.org/show_bug.cgi?id=94884
Bug ID: 94884
Summary: [i915]] *ERROR* CPU pipe A FIFO underrun
Product: DRI
Version: XOrg git
Hardware: x86-64 (AMD64)
OS: Linux (All)
Status: NEW
Severity: normal
Priority: medium
Component: DRM/Intel
Assignee: intel-gfx-bugs at lists.freedesktop.org
Reporter: schlaganfall.patient at gmail.com
QA Contact: intel-gfx-bugs at lists.freedesktop.org
CC: intel-gfx-bugs at lists.freedesktop.org
Created attachment 122851
--> https://bugs.freedesktop.org/attachment.cgi?id=122851&action=edit
dmesg output with kernel parameters drm.debug=0x1e log_buf_len=4M
got a new HP Envy notebook and see screen continous flashing after some
seconds. Happens sometimes after 2sec, sometimes after 30s. Annoying
found dmesg entry
[drm:intel_cpu_fifo_underrun_irq_handler [i915]] *ERROR* CPU pipe A FIFO
underrun
System is opensuse tumbleweed
uname -rm
4.5.0-3-default x86_64
attached dmesg output with drm.debug=0x1e
looks similar to Bug #94605
cat /sys/class/drm/card0/error
no error state collected
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