Messages in this thread | | | Date | Wed, 22 Sep 2010 04:14:53 +0100 | From | Chris Ball <> | Subject | Re: mmotm 2010-09-15 - BUG in mmc driver calling led_trigger_event() |
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Hi Valdis,
On Tue, Sep 21, 2010 at 11:01:47PM -0400, Valdis.Kletnieks@vt.edu wrote: > [ 2.934051] BUG: sleeping function called from invalid context at kernel/mutex.c:278 > [ 2.934440] in_atomic(): 1, irqs_disabled(): 0, pid: 11, name: kworker/0:1 > > [...] > > Anything obvious to you guys? Race condition of some sort, or somebody > else leaving a dangling in_atomic() status for us to get ambushed by? > Maybe Hein's patches to retry at multiple freqs are causing one of the > retries to happen at a bad time? I'm mystified.
This is caused by Anton Vorontsov's patchset here: http://lkml.org/lkml/2010/7/14/127
I reported the same symptom: http://lkml.org/lkml/2010/9/8/435
and suggested that Andrew remove the patchset from -mm while we work out the bugs.
Thanks,
-- Chris Ball <cjb@laptop.org> <http://printf.net/> One Laptop Per Child
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