Re: refcounts_ref assertion failure

[Justus Winter]

Quoting Thomas Schwinge (2015-05-10 13:08:19)
> Hi!
> 
> Running a binutils/GDB build on an up-to-date Debian GNU/Hurd system, I
> just hit (mostly manually transcribed):
> 
>     ext2fs: ../../libports/../libshouldbeinlibc/refcount.h:165: 
> refcounts_ref: Assertion `! (r.hard == 1 && r.weak == 0) || !"refcount 
> detected use-after-free!"' failed.
> 
> Unfortunately, it was the root filesystem, so I couldn't start GDB to get
> a proper backstack, etc.
> 
> Justed CCed, as you've "lately" ;-) (in "Hurd timescale") been changing
> some code using these refcounts -- just in case you'd happen to have any
> suspicion.

Yes, I have seen this once, and got a report about it too.  I'd be
*very* interested in a reliable way to reproduce this.

Justus