On 04/11/2016 04:19 AM, Fujisan wrote:
> Hello,
> 
> 
> I have several Freeipa clients and a Freeipa server (4.2.4-1.fc23).
> 3 of them are causing trouble. No user can log into them either through 
> lightdm
> or via ssh from another desktop.
> 
> Here user *smith* is trying to connect to amelia from doe's account:
> 
> [doe@nina ~] $ ssh smith@amelia
> smith@amelia's password:
> Permission denied, please try again.
> smith@amelia's password:
> Permission denied, please try again.
> smith@amelia's password:
> packet_write_wait: Connection to UNKNOWN port 0: Broken pipe
> 
> ​Below are some logs when user '*smith*' is trying to log in on desktop
> 'amelia', one of those 3 desktops:
> And user '*smith*' has no problem loging in other desktops.
> User '*smith*' will eventually be able to login later today without me doing
> anything to fix this.
> 
> Any idea how I can fix this problem?
> 
> Thank you
> 
> Best regards,
> Fuji
> 
> 
> ----------------------------------------
> # systemctl status sshd.service
> ● sshd.service - OpenSSH server daemon
>    Loaded: loaded (/usr/lib/systemd/system/sshd.service; enabled; vendor 
> preset:
> enabled)
>    Active: active (running) since Fri 2016-04-08 08:08:30 CEST; 3 days ago
>      Docs: man:sshd(8)
>            man:sshd_config(5)
>   Process: 1337 ExecStart=/usr/sbin/sshd $OPTIONS (code=exited, 
> status=0/SUCCESS)
>  Main PID: 1344 (sshd)
>    CGroup: /system.slice/sshd.service
>            └─1344 /usr/sbin/sshd
> 
> Apr 11 08:27:29 amelia.opera sshd[5007]: Connection closed by 10.0.21.200 port
> 49700 [preauth]
> Apr 11 08:51:21 amelia.opera sshd[5707]: error: AuthorizedKeysCommand
> /usr/bin/sss_ssh_authorizedkeys root failed, status 1
> Apr 11 08:51:21 amelia.opera sshd[5707]: error: AuthorizedKeysCommand
> /usr/bin/sss_ssh_authorizedkeys root failed, status 1
> Apr 11 08:51:21 amelia.opera sshd[5707]: Accepted publickey for root from
> 10.0.21.200 port 50798 ssh2: RSA 
> SHA256:kur/vJcNV6ksMFGaMzN9eqhBUMertS7cvRZqU64dMCk
> Apr 11 08:52:30 amelia.opera sshd[5791]: pam_sss(sshd:auth): authentication
> failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=10.0.21.200 user=*smith*
> Apr 11 08:52:30 amelia.opera sshd[5791]: pam_sss(sshd:auth): received for user
> *smith*: 4 (System error)

<snip>

This is an SSSD error. Please try following the instructions at
https://fedorahosted.org/sssd/wiki/Troubleshooting to get more information and
follow up on the sssd-user's list[1] to get further help.

[1] 
https://lists.fedorahosted.org/admin/lists/sssd-users.lists.fedorahosted.org/


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