[Bug 2420] Race condition regarding ControlPersist and ControlMaster=auto

bugzilla-daemon at mindrot.org bugzilla-daemon at mindrot.org
Thu Jul 23 10:33:46 AEST 2015


https://bugzilla.mindrot.org/show_bug.cgi?id=2420

--- Comment #3 from Damien Miller <djm at mindrot.org> ---
(In reply to Dominik Klein from comment #2)
> This was found in an ansible environment. This is the debug log I
> got:

This failure wasn't caused by the multiplexing code.


> debug1: auto-mux: Trying existing master
> debug1: Control socket
> "/home/klein/.ansible/cp/ansible-ssh-snippedhostname-22-klein" does
> not exist

ssh tried to find a socket, it wasn't there.

> debug1: Connecting to snippedhostname [217.116.120.20] port 22.

ssh falls back to connecting normally

> ssh_exchange_identification: Connection closed by remote host

The server hung up on it unexpectedly

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