Groups | Search | Server Info | Keyboard shortcuts | Login | Register [http] [https] [nntp] [nntps]

Groups > linux.kernel > #1232799

Re: [Linux v4.2] workqueue: llvmlinux: acpid: BUG: sleeping function called from invalid context at kernel/workqueue.c:2680

From Jiri Kosina <jikos@kernel.org>
Newsgroups linux.kernel
Subject Re: [Linux v4.2] workqueue: llvmlinux: acpid: BUG: sleeping function called from invalid context at kernel/workqueue.c:2680
Date 2015-09-25 15:20 +0200
Message-ID <qcB4T-2t3-23@gated-at.bofh.it> (permalink)
References (9 earlier) <qcA8P-14l-31@gated-at.bofh.it> <qcA8P-14l-33@gated-at.bofh.it> <qcAiu-1fs-3@gated-at.bofh.it> <qcABQ-1BX-9@gated-at.bofh.it> <qcABR-1BX-19@gated-at.bofh.it>
Organization linux.* mail to news gateway

Show all headers | View raw

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.

-- 
Jiri Kosina
SUSE Labs

--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@vger.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/

Back to linux.kernel | Previous | Next — Previous in thread | Next in thread | Find similar | Unroll thread

Thread

Re: [Linux v4.2] workqueue: llvmlinux: acpid: BUG: sleeping function  called from invalid context at kernel/workqueue.c:2680 Jiri Kosina <jikos@kernel.org> - 2015-09-24 10:00 +0200
  Re: [Linux v4.2] workqueue: llvmlinux: acpid: BUG: sleeping function  called from invalid context at kernel/workqueue.c:2680 Jiri Kosina <jikos@kernel.org> - 2015-09-24 10:10 +0200
    Re: [Linux v4.2] workqueue: llvmlinux: acpid: BUG: sleeping function  called from invalid context at kernel/workqueue.c:2680 Sedat Dilek <sedat.dilek@gmail.com> - 2015-09-24 10:20 +0200
      Re: [Linux v4.2] workqueue: llvmlinux: acpid: BUG: sleeping function  called from invalid context at kernel/workqueue.c:2680 Jiri Kosina <jikos@kernel.org> - 2015-09-24 10:30 +0200
        Re: [Linux v4.2] workqueue: llvmlinux: acpid: BUG: sleeping function  called from invalid context at kernel/workqueue.c:2680 Sedat Dilek <sedat.dilek@gmail.com> - 2015-09-25 08:50 +0200
        Re: [Linux v4.2] workqueue: llvmlinux: acpid: BUG: sleeping function  called from invalid context at kernel/workqueue.c:2680 Jiri Kosina <jikos@kernel.org> - 2015-09-25 14:10 +0200
          Re: [Linux v4.2] workqueue: llvmlinux: acpid: BUG: sleeping function  called from invalid context at kernel/workqueue.c:2680 Sedat Dilek <sedat.dilek@gmail.com> - 2015-09-25 14:20 +0200
            Re: [Linux v4.2] workqueue: llvmlinux: acpid: BUG: sleeping function  called from invalid context at kernel/workqueue.c:2680 Jiri Kosina <jikos@kernel.org> - 2015-09-25 14:20 +0200
              Re: [Linux v4.2] workqueue: llvmlinux: acpid: BUG: sleeping function  called from invalid context at kernel/workqueue.c:2680 Jiri Kosina <jikos@kernel.org> - 2015-09-25 14:50 +0200
                Re: [Linux v4.2] workqueue: llvmlinux: acpid: BUG: sleeping function  called from invalid context at kernel/workqueue.c:2680 Sedat Dilek <sedat.dilek@gmail.com> - 2015-09-25 14:50 +0200
                Re: [Linux v4.2] workqueue: llvmlinux: acpid: BUG: sleeping function  called from invalid context at kernel/workqueue.c:2680 Jiri Kosina <jikos@kernel.org> - 2015-09-25 15:20 +0200
                Re: [Linux v4.2] workqueue: llvmlinux: acpid: BUG: sleeping function  called from invalid context at kernel/workqueue.c:2680 Sedat Dilek <sedat.dilek@gmail.com> - 2015-09-25 15:20 +0200
                Re: [Linux v4.2] workqueue: llvmlinux: acpid: BUG: sleeping function  called from invalid context at kernel/workqueue.c:2680 Sedat Dilek <sedat.dilek@gmail.com> - 2015-09-27 10:40 +0200
          Re: [Linux v4.2] workqueue: llvmlinux: acpid: BUG: sleeping function  called from invalid context at kernel/workqueue.c:2680 Sedat Dilek <sedat.dilek@gmail.com> - 2015-09-25 14:40 +0200
  Re: [Linux v4.2] workqueue: llvmlinux: acpid: BUG: sleeping function  called from invalid context at kernel/workqueue.c:2680 Sedat Dilek <sedat.dilek@gmail.com> - 2015-09-24 10:10 +0200

csiph-web