From: "Frédéric RISS" <frederic.riss@gmail.com>
To: Thomas Gleixner <tglx@linutronix.de>
Cc: Linux Kernel list <linux-kernel@vger.kernel.org>
Subject: Re: HR timers soft lockup on resume from suspend to ram
Date: Sun, 04 Mar 2007 17:51:07 +0100 [thread overview]
Message-ID: <1173027067.11244.31.camel@funkylaptop> (raw)
In-Reply-To: <1173025704.11244.22.camel@funkylaptop>
On dim, 2007-03-04 at 17:28 +0100, Frédéric RISS wrote:
> When the system is hung, and I press on the power button, I get this
> backtrace (copied from the screen, netconsole won't allow to capture
> it):
>
> BUG: soft lockup detected on CPU#0!
> [<c0155c88>] softlockup_tick+0xa8/0x110
> [<c0130283>] update_process_times+0x33/0x80
> [<c014215b>] tick_sched_timer+0x5b/0xc0
> [<c013e3f3>] hrtimer_interrupt+0x143/0x1d0
> [<c01172e0>] smp_apic_timer_interrupt+0x50/0x80
> [<c0104e4c>] apic_timer_interrupt+0x28/0x30
> [<c0372926>] _spin_unlock_irq+0x6/0x30
> [<c0370488>] __sched_text_start+0x308/0x880
> [<c0372909>] _spin_unlock_irqrestore+0x19/0x30
> [<c01378ee>] worker_thread+0x12e/0x170
> [<c0120a50>] default_wake_function+0x0/0x10
> [<c01377c0>] worker_thread+0x0/0x170
> [<c013a88a>] kthread+0xba/0xf0
> [<c013a7d0>] kthread+0x0/0xf0
> [<c0104fb3>] kernel_thread_helper+0x7/0x14
> ======================
>
> I get it every time I press on the power button.
Turns, out this wasn't true. In fact multiple power button presses will
bring the system back to life. I hadn't the right console loglevel
setting when I first tested that.
With a higher loglevel I get this by pressing the power button at least
4 times:
Mar 4 17:43:58 minifunky kernel: [ 580.222727] Enabling non-boot CPUs ...
Mar 4 17:43:58 minifunky kernel: [ 597.696477] BUG: soft lockup detected on CPU#0!
Mar 4 17:43:58 minifunky kernel: [ 597.698186] [softlockup_tick+168/272] softlockup_tick+0xa8/0x110
Mar 4 17:43:58 minifunky kernel: [ 597.699924] [update_process_times+51/128] update_process_times+0x33/0x80
Mar 4 17:43:58 minifunky kernel: [ 597.701676] [tick_sched_timer+91/192] tick_sched_timer+0x5b/0xc0
Mar 4 17:43:58 minifunky kernel: [ 597.703453] [hrtimer_interrupt+323/464] hrtimer_interrupt+0x143/0x1d0
Mar 4 17:43:58 minifunky kernel: [ 597.705255] [smp_apic_timer_interrupt+80/128] smp_apic_timer_interrupt+0x50/0x80
Mar 4 17:43:58 minifunky kernel: [ 597.707066] [apic_timer_interrupt+40/48] apic_timer_interrupt+0x28/0x30
Mar 4 17:43:58 minifunky kernel: [ 597.708885] [scrdown+27/208] scrdown+0x1b/0xd0
Mar 4 17:43:58 minifunky kernel: [ 597.710684] [worker_thread+248/368] worker_thread+0xf8/0x170
Mar 4 17:43:58 minifunky kernel: [ 597.712505] [default_wake_function+0/16] default_wake_function+0x0/0x10
Mar 4 17:43:58 minifunky kernel: [ 597.714317] [worker_thread+0/368] worker_thread+0x0/0x170
Mar 4 17:43:58 minifunky kernel: [ 597.716137] [kthread+186/240] kthread+0xba/0xf0
Mar 4 17:43:58 minifunky kernel: [ 597.717949] [kthread+0/240] kthread+0x0/0xf0
Mar 4 17:43:58 minifunky kernel: [ 597.719737] [kernel_thread_helper+7/20] kernel_thread_helper+0x7/0x14
Mar 4 17:43:58 minifunky kernel: [ 597.721562] =======================
Mar 4 17:43:58 minifunky kernel: [ 606.119695] SMP alternatives: switching to SMP code
Mar 4 17:43:58 minifunky kernel: [ 606.121668] Booting processor 1/1 eip 3000
Mar 4 17:43:58 minifunky kernel: [ 606.123518] CPU 1 irqstacks, hard=c04cf000 soft=c04cd000
Mar 4 17:43:58 minifunky kernel: [ 606.135911] Initializing CPU#1
Mar 4 17:43:58 minifunky kernel: [ 606.196496] Calibrating delay using timer specific routine.. 3333.89 BogoMIPS (lpj=1666945)
Mar 4 17:43:58 minifunky kernel: [ 606.196503] CPU: After generic identify, caps: bfe9fbff 00100000 00000000 00000000 0000c1a9 00000000 00000000
Mar 4 17:43:58 minifunky kernel: [ 606.196508] monitor/mwait feature present.
Mar 4 17:43:58 minifunky kernel: [ 606.196512] CPU: L1 I cache: 32K, L1 D cache: 32K
Mar 4 17:43:58 minifunky kernel: [ 606.196514] CPU: L2 cache: 2048K
Mar 4 17:43:58 minifunky kernel: [ 606.196517] CPU: Physical Processor ID: 0
Mar 4 17:43:58 minifunky kernel: [ 606.196518] CPU: Processor Core ID: 1
Mar 4 17:43:58 minifunky kernel: [ 606.196520] CPU: After all inits, caps: bfe9fbff 00100000 00000000 00002940 0000c1a9 00000000 00000000
Mar 4 17:43:58 minifunky kernel: [ 606.196526] Intel machine check architecture supported.
Mar 4 17:43:58 minifunky kernel: [ 606.196532] Intel machine check reporting enabled on CPU#1.
Mar 4 17:43:58 minifunky kernel: [ 606.197027] CPU1: Intel Genuine Intel(R) CPU T2300 @ 1.66GHz stepping 08
Mar 4 17:43:58 minifunky kernel: [ 606.223215] BUG: soft lockup detected on CPU#1!
Mar 4 17:43:58 minifunky kernel: [ 606.225588] [softlockup_tick+168/272] softlockup_tick+0xa8/0x110
Mar 4 17:43:58 minifunky kernel: [ 606.228020] [update_process_times+51/128] update_process_times+0x33/0x80
Mar 4 17:43:58 minifunky kernel: [ 606.230450] [tick_periodic+34/128] tick_periodic+0x22/0x80
Mar 4 17:43:58 minifunky kernel: [ 606.232846] [tick_handle_periodic+21/112] tick_handle_periodic+0x15/0x70
Mar 4 17:43:58 minifunky kernel: [ 606.235299] [smp_apic_timer_interrupt+80/128] smp_apic_timer_interrupt+0x50/0x80
Mar 4 17:43:58 minifunky kernel: [ 606.237742] [apic_timer_interrupt+40/48] apic_timer_interrupt+0x28/0x30
Mar 4 17:43:58 minifunky kernel: [ 606.240237] [_spin_unlock_irq+6/48] _spin_unlock_irq+0x6/0x30
Mar 4 17:43:58 minifunky kernel: [ 606.242760] [schedule+776/2176] __sched_text_start+0x308/0x880
Mar 4 17:43:58 minifunky kernel: [ 606.245334] [migration_thread+0/528] migration_thread+0x0/0x210
Mar 4 17:43:58 minifunky kernel: [ 606.247907] [kthread+173/240] kthread+0xad/0xf0
Mar 4 17:43:58 minifunky kernel: [ 606.250478] [kthread+0/240] kthread+0x0/0xf0
Mar 4 17:43:58 minifunky kernel: [ 606.253069] [kernel_thread_helper+7/20] kernel_thread_helper+0x7/0x14
Mar 4 17:43:58 minifunky kernel: [ 606.255677] =======================
Mar 4 17:43:58 minifunky kernel: [ 606.258301] Switched to high resolution mode on CPU 1
Mar 4 17:43:58 minifunky kernel: [ 606.263491] CPU1 is up
prev parent reply other threads:[~2007-03-04 16:51 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-03-04 16:28 Frédéric RISS
2007-03-04 16:51 ` Frédéric RISS [this message]
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