Re: BUG: using smp_processor_id() in preemptible [00000000] code:icedove-bin/5449

[Piotr Hosowicz]

On 26.05.2010 04:06, Piotr Hosowicz wrote:
> On 25.05.2010 18:47, Piotr Hosowicz wrote:
> > On 25.05.2010 18:15, Peter Zijlstra wrote:
> > > On Tue, 2010-05-25 at 16:48 +0200, Piotr Hosowicz wrote:
> > > > May 25 15:04:35 aapi205 kernel: [ 9694.523288] BUG: using
> > > > smp_processor_id() in preemptible [00000000] code: shutdown/16256
> > > > May 25 15:04:35 aapi205 kernel: [ 9694.523296] caller is
> > > > dqstats_inc+0x19/0x2c
> > > > May 25 15:04:35 aapi205 kernel: [ 9694.523299] Pid: 16256, comm:
> > > > shutdown Tainted: P W 2.6.34-20100524-1752-patched #1
> > > > May 25 15:04:35 aapi205 kernel: [ 9694.523301] Call Trace:
> > > > May 25 15:04:35 aapi205 kernel: [ 9694.523308] [<ffffffff811a537b>]
> > > > debug_smp_processor_id+0xc7/0xe0
> > > > May 25 15:04:35 aapi205 kernel: [ 9694.523311] [<ffffffff8112c0ad>]
> > > > dqstats_inc+0x19/0x2c
> > > > May 25 15:04:35 aapi205 kernel: [ 9694.523314] [<ffffffff8112ee66>]
> > > > vfs_quota_sync+0x1b1/0x293
> > > > May 25 15:04:35 aapi205 kernel: [ 9694.523319] [<ffffffff8103bf21>] ?
> > > > wake_up_process+0x10/0x12
> > >
> > > That's a different issue, see:
> > >
> > > http://lkml.org/lkml/2010/5/22/164
> >
> > I do not understand fully - does that mean I have to revert commit
> > a7cf4145b? And how to do it? Let's assume I git-pulled the source. What
> > should be next steps.
>
> Ok, my fault, now I know how to revert. But I still do not know if this
> is the right solution you meant. In the meantime I build the kernel
> after revert.

Ok, I reverted the commit, built the kernel and rebooted - the problem 
is still the same during shutdown.

Regards,

Piotr Hosowicz

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