Re: cmake hanging

[Andrew Doran <ad%netbsd.org@localhost>]

On Sat, Jun 06, 2020 at 09:25:55PM +0200, Joerg Sonnenberger wrote:

> On Sat, Jun 06, 2020 at 06:45:03PM +0100, Chavdar Ivanov wrote:
> > On Sat, 6 Jun 2020 at 18:43, Chavdar Ivanov <ci4ic4%gmail.com@localhost> wrote:
> > >
> > > Hi,
> > >
> > > I got another cmake hang during pkg_rolling-replace today, while
> > > building misc/kdepimlibs4, trace as follows:
> > 
> > Just to mention that after I quit gdb and detached from the process it
> > continued and completed the build . . .
> 
> Right, that's the bug in the mutex wakeup handling.

Hmm.  From what I've seen I'm starting to suspect that it's a signal handler
screwing up a waiting thread underneath it, by playing with threads stuff.

Andrew