Noticed git clone ssh://[...] was consistently hanging on my development VM and outbound SSH connections did too. Enabling SSH debugging, the process hung on "sign_and_send_pubkey" until interrupted via CTRL+C: $ ssh -vvv remotehost.localdomain OpenSSH_6.6.1, OpenSSL 1.0.1e-fips 11 Feb 2013 [...] debug1: Offering RSA public key: /home/cleverguy/.ssh/id_rsa debug3: send_pubkey_test debug2: we sent a publickey packet, wait for reply debug1: Server accepts key: pkalg ssh-rsa blen 535 debug2: input_userauth_pk_ok: fp 66:...:88 debug3: sign_and_send_pubkey: RSA 66:...:88 ^C $ Googling "ssh hangs debug3: sign_and_send_pubkey:" identified Red Hat Bugzilla – Bug 890522 . Which, while closed as a duplicate for Red Hat Bugzilla – Bug 907156 , was much more useful for resolving the immediate issue. Specifically Comment #11 , from 2014, suggested command: $ sudo kill -9 $(pidof gnome-keyring-daemon) This immediately resolved the SSH authentication hang and
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