Re: [Linux v4.2] workqueue: llvmlinux: acpid: BUG: sleeping function called from invalid context at kernel/workqueue.c:2680
From: Jiri Kosina
Date: Fri Sep 25 2015 - 09:14:13 EST
On Fri, 25 Sep 2015, Sedat Dilek wrote:
> > The sequence looks correct. So I don't really see what call sequence could
> > lead to calling flush_work() from __cancel_work_timer() with IRQs
> > disabled (which is what your stacktrace is suggesting).
> > The fact that this doesn't happen with GCC-compiled kernels is really
> > suspicious.
> Hm, and now?
I guess one of the things to try is to generate ftrace graph trace to see
what exact function sequence leads to this warning.
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