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Date: Thu, 8 Feb 2007 00:02:10 +0100 (CET)
From: Lukasz Trabinski <lukasz@wsisiz.edu.pl>
To: linux-kernel@vger.kernel.org
cc: Bartlomiej Solarz-Niesluchowski <solarz@wsisiz.edu.pl>
Subject: 2.6.20 BUG: soft lockup detected on CPU#0!
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Hello

On 2.6.19 I had about 60 days uptime, on 2.6.20 2 days :(



oceanic:~$ uname -a
Linux oceanic.wsisiz.edu.pl 2.6.20-oceanic #2 SMP Sun Feb 4 21:55:29 CET 
2007 x86_64 x86_64 x86_64 GNU/Linux

Feb  7 22:46:00 oceanic kernel: BUG: soft lockup detected on CPU#0! 
Feb  7 22:46:00 oceanic kernel: 
Feb  7 22:46:00 oceanic kernel: Call Trace: 
Feb  7 22:46:00 oceanic kernel:  <IRQ>  [<ffffffff80250550>] softlockup_tick+0xdb/0xed 
Feb  7 22:46:00 oceanic kernel:  [<ffffffff8022ea87>] __do_softirq+0x55/0xc4 
Feb  7 22:46:00 oceanic kernel:  [<ffffffff8023256c>] update_process_times+0x42/0x68 
Feb  7 22:46:00 oceanic kernel:  [<ffffffff80213e36>] smp_local_timer_interrupt+0x34/0x55 
Feb  7 22:46:00 oceanic kernel:  [<ffffffff80214316>] smp_apic_timer_interrupt+0x51/0x68 
Feb  7 22:46:00 oceanic kernel:  [<ffffffff8020a3a6>] apic_timer_interrupt+0x66/0x70 
Feb  7 22:46:00 oceanic kernel:  <EOI>  [<ffffffff804393c3>] _spin_unlock_irqrestore+0x8/0x9 
Feb  7 22:46:00 oceanic kernel:  [<ffffffff804393c3>] _spin_unlock_irqrestore+0x8/0x9 
Feb  7 22:46:00 oceanic kernel:  [<ffffffff8023dddd>] hrtimer_try_to_cancel+0x4a/0x53 
Feb  7 22:46:00 oceanic kernel:  [<ffffffff8023ddf2>] hrtimer_cancel+0xc/0x16 
Feb  7 22:46:00 oceanic kernel:  [<ffffffff8023ddf2>] hrtimer_cancel+0xc/0x16 
Feb  7 22:46:00 oceanic kernel:  [<ffffffff8022cc66>] do_exit+0x1c8/0x800 
Feb  7 22:46:00 oceanic kernel:  [<ffffffff8022d31d>] sys_exit_group+0x0/0xe 
Feb  7 22:46:00 oceanic kernel:  [<ffffffff8020995c>] tracesys+0xdc/0xe1 
Feb  7 22:46:00 oceanic kernel: 
Feb  7 22:46:00 oceanic kernel: BUG: soft lockup detected on CPU#1! 
Feb  7 22:46:00 oceanic kernel: 
Feb  7 22:46:00 oceanic kernel: Call Trace: 
Feb  7 22:46:00 oceanic kernel:  <IRQ>  [<ffffffff80250550>] softlockup_tick+0xdb/0xed 
Feb  7 22:46:00 oceanic kernel:  [<ffffffff8023256c>] update_process_times+0x42/0x68 
Feb  7 22:46:00 oceanic kernel:  [<ffffffff80213e36>] smp_local_timer_interrupt+0x34/0x55 
Feb  7 22:46:00 oceanic kernel:  [<ffffffff80214316>] smp_apic_timer_interrupt+0x51/0x68 
Feb  7 22:46:00 oceanic kernel:  [<ffffffff802338c8>] __group_send_sig_info+0x35/0x8b 
Feb  7 22:46:00 oceanic kernel:  [<ffffffff8022e0f1>] it_real_fn+0x0/0x4f 
Feb  7 22:46:00 oceanic kernel:  [<ffffffff8020a3a6>] apic_timer_interrupt+0x66/0x70 
Feb  7 22:46:00 oceanic kernel:  [<ffffffff802164da>] flat_send_IPI_mask+0x0/0x3d 
Feb  7 22:46:00 oceanic kernel:  [<ffffffff8023dc52>] hrtimer_run_queues+0x105/0x164 
Feb  7 22:46:00 oceanic kernel:  [<ffffffff80231d0f>] run_timer_softirq+0x21/0x19f 
Feb  7 22:46:00 oceanic kernel:  [<ffffffff8022eb49>] tasklet_action+0x53/0x9d 
Feb  7 22:46:00 oceanic kernel:  [<ffffffff8022ea87>] __do_softirq+0x55/0xc4 
Feb  7 22:46:00 oceanic kernel:  [<ffffffff8020a8fc>] call_softirq+0x1c/0x28 
Feb  7 22:46:00 oceanic kernel:  [<ffffffff8020c3b1>] do_softirq+0x2c/0x7d 
Feb  7 22:46:00 oceanic kernel:  [<ffffffff8021431b>] smp_apic_timer_interrupt+0x56/0x68 
Feb  7 22:46:00 oceanic kernel:  [<ffffffff80208a55>] default_idle+0x0/0x3d 
Feb  7 22:46:00 oceanic kernel:  [<ffffffff8020a3a6>] apic_timer_interrupt+0x66/0x70 
Feb  7 22:46:00 oceanic kernel:  <EOI>  [<ffffffff80208a7e>] default_idle+0x29/0x3d 
Feb  7 22:46:00 oceanic kernel:  [<ffffffff80208ae4>] cpu_idle+0x52/0x71 
Feb  7 22:46:00 oceanic kernel:  [<ffffffff8057fbbc>] start_secondary+0x465/0x474

-- 
?T

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