Re: qemu/nfsroot: BUG: sleeping function called from invalidcontext at 2.6.33.3-rt19-i686-pc/kernel/rtmutex.c:684

[Olaf Hering]

On Mon, May 17, Thomas Gleixner wrote:

> On Sun, 16 May 2010, Olaf Hering wrote:
> > 
> > Running 2.6.33.3-rt19 in qemu with nfsroot floods dmesg with lots of
> > warnings like
> > 
> > BUG: sleeping function called from invalid context at /opt/cross/sys-root/i686-linux/usr/src/linux-2.6.33-i686-kernel-source/kernel/rtmutex.c:684
> > 
> > This happens already when the kernel mounts the nfsroot filesystem,
> > if I interpret the dmesg output below correctly.
> > 
> > Any idea how to fix the reported BUG?
> 
> Yup, patch below should do the trick. It fixes the other user of this
> as well.

Yes, no BUG flood with this patch applied.
Thanks.

Olaf
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