Comment 21 for bug 283477

Problem also seen on a fresh 9.10 with ecryptfs-utils 81-0ubuntu3.
Password changed via command-line 'passwd'.

/var/log/auth.log

Nov 26 22:50:32 machine passwd[7196]: pam_unix(passwd:chauthtok): password changed for bob
Nov 26 22:50:32 machine gnome-keyring-daemon[7199]: Couldn't unlock login keyring with provided password
Nov 26 22:50:32 machine gnome-keyring-daemon[7199]: Failed to unlock login on startup
Nov 26 22:50:32 machine passwd[7196]: gkr-pam: couldn't change password for 'login' keyring: 1
Nov 26 22:50:33 machine passwd[7203]: Incorrect wrapping key for file [/home/bob/.ecryptfs/wrapped-passphrase]
Nov 26 22:50:33 machine passwd[7203]: Error attempting to unwrap passphrase; rc = [-5]

As explained in http://ecryptfs.sourceforge.net/ecryptfs-pam-doc.txt this case should be handled whithout any problems.