Re: race condition destroying condition variables

[Svante Signell]

On Thu, 2017-12-21 at 17:32 -0500, Brent W. Baccala wrote:
> Well, I've got a patch that might work, but I'm having a lot of
> trouble testing it.
> 
> I can't dpkg-buildpackage the Debian glibc package.
> 
> It gets into the test routines, then a bunch of the math tests crash
> with SIGSEGVs and SIGILLs, then I get a bunch of kernel errors:
> 
> no more room in ee26a908 ((...i386-libc/elf/ld.so.1(2423))
> no more room in ee26a908 ((...i386-libc/elf/ld.so.1(2423))
> no more room in ee26a908 ((...i386-libc/elf/ld.so.1(2423))
> no more room in ee26a908 ((...i386-libc/elf/ld.so.1(2814))
> no more room in ee26a908 ((...i386-libc/elf/ld.so.1(2814))
> no more room in ee26a908 ((...i386-libc/elf/ld.so.1(2814))
> 
> This happens in either tst-vfprintf-width-prec or tst-mallocfork2,
> depending on whether I allocate 2 GB or 4 GB to the virtual machine.
> 
> Any ideas what the problem might be?
> 
> And how are the Debian packages built for downloading?  It must be
> something different than what I'm doing...

Hi Brent,

The testsuite for glibc is known to be broken. Just
export DEB_BUILD_OPTIONS=nocheck before building
with dpkg-buildpackage -b ...

HTH