FC3 kernel lockup with USB KVM and audio player

From: Deron Meranda (deron.meranda_at_gmail.com)
Date: 07/19/05

  • Next message: Ralf Corsepius: "Re: SELinux update error"
    Date: Tue, 19 Jul 2005 02:03:39 -0400
    To: For users of Fedora Core releases <fedora-list@redhat.com>
    
    

    I had an occurance of an FC3 system apparently locking up
    when a USB KVM was switched back (via keyboard hotkey
    sequence) so that the FC3 system was the currently selected one.

    At the time I had the ogg audio player running, and when the
    KVM switch occured the sound got stuck in an infinite looping pattern,
    about 3 repeats per second. The system was otherwise dead..black
    screen, no network response, no alt-hotkeys responsed. I suspect
    a kernel lockup, but have no real proof.

    I mentioned the audo player as a possible point of conflict, because
    I've never had problems without it running. Also I noticed on a
    few of the KVM switches the audio would stutter. The system was
    otherwise idle except the audio player, and the audio typically
    never stutters on this system.

    I have a USB keyboard and a USB mouse (not PS/2) which the
    KVM switches along with the audio. It is an IOGear 2-port mini USB.
    The system is a single CPU Athlon 800 MHz, running FC3, all updates,
    with kernel 2.6.12-1.1372_FC3.

    Does anybody have any idea what may have caused this, or
    what I might do to be prepared if it happens again so I can
    help diagnose it?

    -- 
    Deron Meranda
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