Re: 2.6.35-rc3 deadlocks on semaphore operations

[Christoph Lameter]

On Mon, 21 Jun 2010, Manfred Spraul wrote:

> On 06/21/2010 04:31 PM, Christoph Lameter wrote:
> > > - If I run make -j5 bzImage, then no semaphore arrays are used.
> > > Could you try to figure out which executable is doing the 'semop()' call?
> > >
> > Looks like this was ld
> >
> >
> Ok, that doesn't help:
> $ grep semop -r binutils-2.20.51.0.2/
> <nothing>
>
> My guess: On your system, something is preloaded with LD_PRELOAD, and that
> library hangs.
> I have no idea which library, and I don't know if it's a library bug or a
> kernel bug.

No need to guess. The kernel build is run under fakeroot as evident from
the command line I gave you. Fakeroot works fine with 2.6.34.


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