Re: 2.6.21-rc5-mm1

[john stultz <johnstul@us.ibm.com>]

On Wed, 2007-03-28 at 13:02 -0700, Andrew Morton wrote:
> On Wed, 28 Mar 2007 18:44:57 +0200
> Mariusz Koz__owski <m.kozlowski@tuxland.pl> wrote:
> > 2) This was found a couple minutes later when the system was
> >    really busy and close to oom condition.
> > 
> >  INFO: lockdep is turned off.
> >  BUG: soft lockup detected on CPU#0!
> >   [<c0104614>] show_trace_log_lvl+0x1a/0x30
> >   [<c01052c9>] show_trace+0x12/0x14
> >   [<c0105355>] dump_stack+0x16/0x18
> >   [<c01467a0>] softlockup_tick+0x81/0xa8
> >   [<c011e4dc>] run_local_timers+0x12/0x14
> >   [<c011e8dd>] update_process_times+0x2b/0x63
> >   [<c012e4be>] tick_sched_timer+0x4d/0x9e
> >   [<c012af00>] hrtimer_interrupt+0x12e/0x1a6
> >   [<c0106f56>] timer_interrupt+0xe/0x15
> >   [<c0146af3>] handle_IRQ_event+0x28/0x59
> >   [<c01480a7>] handle_level_irq+0x6e/0xe7
> >   [<c0105d3e>] do_IRQ+0x3d/0x7f
> >   [<c01041b2>] common_interrupt+0x2e/0x34
> >   [<c011afef>] do_softirq+0x4d/0x50
> >   [<c011b263>] irq_exit+0x7e/0x80
> >   [<c0105d43>] do_IRQ+0x42/0x7f
> >   [<c01041b2>] common_interrupt+0x2e/0x34
> >   [<c0178bf2>] core_sys_select+0x1c6/0x310
> >   [<c0179101>] sys_select+0x39/0x18f
> >   [<c0103f44>] sysenter_past_esp+0x5d/0x99
> >   =======================
> >  Clocksource tsc unstable (delta = 9372804176 ns)
> >  Time: acpi_pm clocksource has been installed.

Hmm.. No clue right off. Does booting w/ clocksource=acpi_pm avoid the
issue?

-john