[Bug 98376] New: Pageflip completion event has impossible msc 780 < target_msc 781

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=98376

            Bug ID: 98376
           Summary: Pageflip completion event has impossible msc 780 <
                    target_msc 781
           Product: xorg
           Version: unspecified
          Hardware: Other
                OS: All
            Status: NEW
          Severity: normal
          Priority: medium
         Component: Driver/Radeon
          Assignee: xorg-driver-ati at lists.x.org
          Reporter: ppongame at yandex.ru
        QA Contact: xorg-team at lists.x.org

Created attachment 127459
  --> https://bugs.freedesktop.org/attachment.cgi?id=127459&action=edit
Xorg.0.log

Hello,

In the new Ubuntu version 14.04.5 stops work my second monitor (connected using
mini displayport). He blinks all the time, dmsg spamsthe folowing error:

Information     [    12.624] (WW) RADEON(0): radeon_dri2_flip_event_handler:
Pageflip completion event has impossible msc 780 < target_msc 781
        Information     [    13.090] (WW) RADEON(0):
radeon_dri2_flip_event_handler: Pageflip completion event has impossible msc
808 < target_msc 809
        Information     [    14.507] (WW) RADEON(0):
radeon_dri2_flip_event_handler: Pageflip completion event has impossible msc
893 < target_msc 894
        Information     [    60.861] (WW) RADEON(0):
radeon_dri2_flip_event_handler: Pageflip completion event has impossible msc
16780891 < target_msc 16780892
        Information     [   137.427] (WW) RADEON(0):
radeon_dri2_flip_event_handler: Pageflip completion event has impossible msc
33562703 < target_msc 33562704
        Information     [   143.574] (WW) RADEON(0):
radeon_dri2_flip_event_handler: Pageflip completion event has impossible msc
50340288 < target_msc 50340289
        Information     [   202.254] (WW) RADEON(0):
radeon_dri2_flip_event_handler: Pageflip completion event has impossible msc
67121027 < target_msc 67121028

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