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    SubjectRe: 2.6.24-rc7-rt2
    Date
    > > > We are pleased to announce the 2.6.24-rc7-rt2 tree, which can be
    > > > downloaded from the location:
    > > >
    > > > http://rt.et.redhat.com/download/
    > >
    > > Compiles fine but I run into another problem. On startup kernel oopses
    > > early and this 'oops' loops over and over again on the screen until you
    > > shut down the box. So I can't (easily) capture the output. I tried different
    > > boot_delay values but it seems that it doesn't work as intended. Seems that
    > > it delays only the first printk from oops, then the rest loops over the screen
    > > without delay - again it becomes unreadable. I used my usual config with a bunch
    > > of debug options enabled so that maybe is not real rt system case. Also tried to
    > > bisect it with quilt but that is hard. Lots of patches depends on another patches
    > > so bisection brakes things. I'll look into this tommorow and reply if I get
    > > anything substantial.
    > >
    > > I attached my config in case anybody wants to try to reproduce that.
    > >
    >
    > Turn off LOCKDEP and see if you still have the same problems. This might
    > be fixed with Daniel's patch.

    Ok. It works.

    I found this in dmesg:

    BUG: swapper:0 task might have lost a preemption check!
    Pid: 0, comm: swapper Not tainted 2.6.24-rc7-rt2 #3
    [<c010386b>] show_trace_log_lvl+0x1d/0x3b
    [<c01042f3>] show_trace+0x12/0x14
    [<c0104a2f>] dump_stack+0x6a/0x70
    [<c0115419>] preempt_enable_no_resched+0x5c/0x5e
    [<c0100e35>] cpu_idle+0x6d/0x82
    [<c0323b6e>] rest_init+0x66/0x68
    [<c043aba6>] start_kernel+0x20c/0x276
    [<00000000>] 0x0
    =======================
    ---------------------------
    | preempt count: 00000000 ]
    | 0-level deep critical section nesting:
    ----------------------------------------

    Box runs fine though.

    Regards,

    Mariusz


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