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    SubjectRe: APIC/LAPIC hanging problems on nForce2 system.
    On Wed, 5 Jan 2005, Martin Drab wrote:

    > I'm witnessing a total freeze on my system when the APIC and LAPIC are
    > enabled in kernel 2.6.10-bk7.
    > The feeze seems to occur whenever there is some heavy interrupt occurance,
    > usually high network communication load, or high HDD activity. The freeze
    > does not occur after constant time during the heavy interrupt load, but it
    > ALLWAYS occurs, and allways after quite a short time. The freeze is total,
    > I mean nothing reacts, then, even the cursor on the HW text console stops
    > blinking. Only cold reset helps.
    > The problem disappears when I turn off APIC and LAPIC (by the "noapic
    > nolapic" commands at the kernel boot command line). I tried to turn off
    > only APIC (i.e., only "noapic"), at first it seemd to be working, but it
    > frozen anyway, only a bit later. I also tried to turn off only the LAPIC
    > (i.e., only "nolapic"), but then my HDD was loosing interrupts, so the
    > system didn't even boot.
    > I also tried the native kernel from MDK 10.1 i586, i.e. and
    > it works without any problem with both APIC and LAPIC enabled.
    > Does anybody have a clue what could be wrong?

    I'm assuming that 2.6.10 is ok?

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