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    SubjectRe: 2.6.21-rc2-git3 soft lockup detected on CPU#0 (crash dump kernel)
    On 04/03/07, Thomas Gleixner <tglx@linutronix.de> wrote:
    > On Sun, 2007-03-04 at 15:36 +0100, Michal Piotrowski wrote:
    > > > > BUG: soft lockup detected on CPU#0!
    > > > > [<c1604556>] show_trace_log_lvl+0x1a/0x2f
    > > > > [<c1604c2c>] show_trace+0x12/0x14
    > > > > [<c1604cde>] dump_stack+0x16/0x18
    > > > > [<c16426e7>] softlockup_tick+0x97/0xa7
    > > > > [<c161de38>] run_local_timers+0x12/0x14
    > > > > [<c161e1ce>] update_process_times+0x3e/0x63
    > > > > [<c162c44b>] tick_sched_timer+0x5d/0xa1
    > > > > [<c1629715>] hrtimer_interrupt+0x11e/0x1b2
    > > > > [<c160684e>] timer_interrupt+0xe/0x15
    > > > > [<c164299e>] handle_IRQ_event+0x1a/0x46
    > > > > [<c1643cfe>] handle_level_irq+0x81/0xcb
    > > > > [<c1605dd8>] do_IRQ+0xb4/0xe0
    > > > >
    > > > > This time it's a crash dump kernel without SMP.
    > > >
    > > > Is the box stuck, or do you just get those softlockup messages from time
    > > > to time ?
    > >
    > > The box stuck on it.
    > >
    > > I can reproduce this on 2.6.21-rc2-git3 and 2.6.20.1.
    >
    > Ahh. That's something different, i.e. unrelated to highres/dynticks.
    > 2.6.20.1 does not have them.
    >
    > Can you please add "initcall_debug" and "ignore_loglevel" to the kernel
    > command line ?

    Here is a full serial console log
    http://www.stardust.webpages.pl/files/tbf/bitis-gabonica/2.6.21-rc2-git3-kdump/log.txt

    Regards,
    Michal

    --
    Michal K. K. Piotrowski
    LTG - Linux Testers Group (PL)
    (http://www.stardust.webpages.pl/ltg/)
    LTG - Linux Testers Group (EN)
    (http://www.stardust.webpages.pl/linux_testers_group_en/)
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