Re: 2.6.21-rc7-mm1 + sysfs-oops-workaround.patch -- software suspend failed (1 tasks refusing to freeze)
From: Miles Lane
Date: Wed Apr 25 2007 - 02:41:53 EST
On 4/24/07, Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx> wrote:
On Tue, 24 Apr 2007 22:49:48 -0700 "Miles Lane" <miles.lane@xxxxxxxxx> wrote:I tried to reproduce this, but this time when I tried to suspend, the
> On 4/24/07, Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx> wrote:
> > On Tue, 24 Apr 2007 22:27:44 -0700 "Miles Lane" <miles.lane@xxxxxxxxx> wrote:
> > > [ 1251.506964] PM: Preparing system for mem sleep
> > > [ 1251.514790] Stopping tasks ...
> > > [ 1271.456065] Stopping user space processes timed out after 20
> > > seconds (1 tasks refusing to freeze):
> > > [ 1271.456243] multiload-apple
> > > [ 1271.456291] Restarting tasks ... done.
> > >
> > > This isn't happening under earlier builds I've tested. How can I debug this?
> > >
> > hm, that's multiload-applet, some gnome thing.
> > sysrq-T, perhaps? Perhaps the process is sleeping in the kernel somewhere.
> Should I wait for the next patch from Tejun before retesting? Perhaps
> this suspend problem is a side effect of the locking problem he
It's unlikely to be related to Tejun's sysfs changes.
machine just hung with a message showing saying the system was
suspending. When I touched my Synaptics mousepad after about ten
seconds of waiting, the system suddenly suspended. Upon resuming, I
checked dmesg and found the time seems to be totally out of whack:
[ 1334.589074] pci 0000:00:1f.6: LATE suspend
[ 1334.589080] Intel ICH 0000:00:1f.5: LATE suspend
[ 1334.589085] pci 0000:00:1f.3: LATE suspend
[ 1334.589091] pci 0000:00:1f.0: LATE suspend
[ 1334.589096] pci 0000:00:1e.0: LATE suspend, may wakeup
[ 1334.589102] pci 0000:00:02.1: LATE suspend
[ 1334.589108] pci 0000:00:02.0: LATE suspend
[ 1334.589113] pci 0000:00:00.3: LATE suspend
[ 1334.589118] pci 0000:00:00.1: LATE suspend
[ 1334.589124] agpgart-intel 0000:00:00.0: LATE suspend
[ 1334.589733] hwsleep-0323  enter_sleep_state : Entering
sleep state [S3]
[18014527.889728] Intel machine check architecture supported.
[18014527.889749] Intel machine check reporting enabled on CPU#0.
[18014527.889783] Back to C!
[18014527.889783] agpgart-intel 0000:00:00.0: EARLY resume
[18014527.889783] PCI: Calling quirk c01c94b2 for 0000:00:00.0
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/