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Bug#479952: Bug#468793: tokyocabinet - FTBFS: pthread_mutex_lock.c:71: __pthread_mutex_lock: Assertion `mutex->__data.__owner == 0' failed.



On Thu, Oct 30, 2008 at 12:44:35PM +0000, Martin Schwidefsky wrote:
> On Mon, 2008-10-27 at 19:59 +0100, Julien Danjou wrote:
> > At 1225129482 time_t, Moritz Muehlenhoff wrote:
> > > Maybe we could forward this bug to Martin Schwidefsky <schwidefsky@de.ibm.com>,
> > > who is the glibc s390 maintainer and who works for IBM on the s390 Linux port.
> > 
> > Why not.
> > 
> > Martin, do you have any clue about bug #479952?
> > 
> > http://bugs.debian.org/479952
> 
> This does look familiar, I've seen this some years ago with broken
> locking primivites in the nptl lowlevellock implementation. Could you
> check your copy of glibc to verify if the locking inline assemblies in
> nptl/sysdeps/unix/sysv/linux/s390/lowlevellock.h all have the "memory"
> clobber? This has been the bug last time. Just for information I'm
> currently on travel and will read my mail only randomly.

They all have the memory constraint.

-- 
·O·  Pierre Habouzit
··O                                                madcoder@debian.org
OOO                                                http://www.madism.org

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