Hello,

I figured out how to fix Guile-SSH channel "leak", so to say, that lead
to the OpenSSH "no more sessions" problem.

Please run your tests with this branch and let me know if it works for
you (including all the edge cases):
  https://github.com/artyom-poptsov/guile-ssh/tree/wip-fix-channel-leak

Thanks,
- avp

-- 
Artyom "avp" Poptsov <poptsov.artyom@gmail.com>
Home page: https://memory-heap.org/~avp/
CADR Hackerspace co-founder: https://cadrspace.ru/
GPG: D0C2 EAC1 3310 822D 98DE  B57C E9C5 A2D9 0898 A02F