Erro do SSH durante a noite inteira no syslog

jcesarstef
(usa Slackware)

Enviado em 30/05/2014 - 11:58h

Boa tarde, estou configurando um servidor proxy, e nessa manha fui dar uma olhada no arquivo syslog e vi que aparece uma msg intermitente de erro.
Gostaria de saber sobre o que é esse erro. Segue:


May 30 13:49:09 server sshd[9507]: error: Could not get shadow information for NOUSER
May 30 13:49:26 server sshd[9508]: error: Could not get shadow information for NOUSER
May 30 13:49:41 server sshd[9509]: error: Could not get shadow information for NOUSER
May 30 13:49:55 server sshd[9510]: error: Could not get shadow information for NOUSER
May 30 13:50:18 server sshd[9511]: error: Could not get shadow information for NOUSER
May 30 13:50:39 server sshd[9512]: error: Could not get shadow information for NOUSER
May 30 13:50:58 server sshd[9513]: error: Could not get shadow information for NOUSER
May 30 13:51:12 server sshd[9514]: error: Could not get shadow information for NOUSER
May 30 13:59:03 server sshd[9518]: error: Could not get shadow information for NOUSER
May 30 13:59:14 server sshd[9519]: error: Could not get shadow information for NOUSER
May 30 13:59:28 server sshd[9520]: error: Could not get shadow information for NOUSER
May 30 13:59:34 server sshd[9521]: fatal: Read from socket failed: Connection reset by peer
May 30 14:15:29 server sshd[9522]: error: Could not get shadow information for NOUSER
May 30 14:15:47 server sshd[9523]: error: Could not get shadow information for NOUSER
May 30 14:16:03 server sshd[9524]: error: Could not get shadow information for NOUSER
May 30 14:16:15 server sshd[9525]: error: Could not get shadow information for NOUSER
May 30 14:16:30 server sshd[9526]: error: Could not get shadow information for NOUSER
May 30 14:16:44 server sshd[9527]: error: Could not get shadow information for NOUSER
May 30 14:16:58 server sshd[9528]: error: Could not get shadow information for NOUSER
May 30 14:17:15 server sshd[9529]: error: Could not get shadow information for NOUSER
May 30 14:17:35 server sshd[9530]: error: Could not get shadow information for NOUSER
May 30 14:17:51 server sshd[9531]: error: Could not get shadow information for NOUSER
May 30 14:18:05 server sshd[9532]: error: Could not get shadow information for NOUSER
May 30 14:18:16 server sshd[9533]: fatal: Write failed: Connection reset by peer
May 30 14:47:28 server sshd[9538]: error: Could not get shadow information for NOUSER
May 30 14:47:43 server sshd[9539]: error: Could not get shadow information for NOUSER
May 30 14:48:00 server sshd[9540]: error: Could not get shadow information for NOUSER
May 30 14:48:19 server sshd[9541]: error: Could not get shadow information for NOUSER
May 30 14:48:36 server sshd[9542]: error: Could not get shadow information for NOUSER
May 30 14:48:52 server sshd[9545]: error: Could not get shadow information for NOUSER
May 30 14:49:07 server sshd[9546]: error: Could not get shadow information for NOUSER
May 30 14:49:22 server sshd[9547]: error: Could not get shadow information for NOUSER
May 30 14:49:37 server sshd[9548]: error: Could not get shadow information for NOUSER
May 30 14:49:52 server sshd[9549]: error: Could not get shadow information for NOUSER
May 30 14:50:08 server sshd[9550]: error: Could not get shadow information for NOUSER
May 30 14:50:11 server sshd[9550]: fatal: Read from socket failed: Connection reset by peer