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    SubjectRe: kernel BUG at kernel/timer.c:370!
    Flavio Bruno Leitner <fbl@conectiva.com.br> wrote:
    >
    > cascade: c03b3128 != c03b28c0
    > kernel/timer.c:296: spin_lock(kernel/timer.c:c03b28c0) already locked by kernel/timer.c/401
    > handler=c03b3120 (0xc03b3120)
    > Call Trace:
    > [<c01347ef>] cascade+0x7f/0xb0
    > [<c0135025>] run_timer_softirq+0x315/0x3f0
    > [<c012fa35>] do_softirq+0xa5/0xb0
    > [<c010caea>] do_IRQ+0x21a/0x360
    > [<c012b5bf>] profile_hook+0x1f/0x23
    > [<c010a934>] common_interrupt+0x18/0x20
    > [<c0107066>] default_idle+0x26/0x40
    > [<c01070f4>] cpu_idle+0x34/0x40
    > [<c0434829>] start_kernel+0x189/0x1e0
    > [<c0434540>] unknown_bootoption+0x0/0x120

    Is the machine SMP?

    What was the machine doing at the time?

    Can you have a look in System.map, see if you can work out what's at
    0xc03b3120?

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