Re: [fluid-dev] Fun dbus crash

[Andrew Suffield]

On Wed, Feb 29, 2012 at 09:32:48AM +0100, David Henningsson wrote:
> >python: malloc.c:2453: sYSMALLOc: Assertion `(old_top == (((mbinptr)
> >(((char *)&((av)->bins[((1) - 1) * 2])) - __builtin_offsetof (struct
> >malloc_chunk, fd))))&&  old_size == 0) || ((unsigned long) (old_size)
> >>= (unsigned long)((((__builtin_offsetof (struct malloc_chunk,
> >fd_nextsize))+((2 * (sizeof(size_t))) - 1))&  ~((2 * (sizeof(size_t)))
> >- 1)))&&  ((old_top)->size&  0x1)&&  ((unsigned long)old_end&
> >pagemask) == 0)' failed.
> 
> It's great that they make so self-explanatory error messages, isn't it ;-)

It clearly says that somebody wrote past the end of a malloced object,
some time before the crash happened.