*** This bug is a duplicate of bug 1864864 ***
https://bugs.launchpad.net/bugs/1864864
This upstream bug reported already has an SRU in-place.
** This bug has been marked a duplicate of bug 1864864
[SRU] pthread_rwlock_trywrlock results in hang
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Maybe this is another bug, that was fixed in upstream glibc 2.27/master
by commit
https://github.com/bminor/glibc/commit/f6d0e8c36f02b387d33f2cc58c7cb204f201d92e
https://sourceware.org/bugzilla/show_bug.cgi?id=23861, but not in the
Ubuntu 18.04?
** Bug watch added: Sourceware.org Bugzilla #23861
See also
https://bugs.launchpad.net/ubuntu/+source/openvswitch/+bug/1839592 ,
there seems to also exist another bug in glibc 2.27 that is not fixed by
the patch from https://sourceware.org/bugzilla/show_bug.cgi?id=23844
** Bug watch added: Sourceware.org Bugzilla #23844
