sshd with zombie process on FreeBSD 10.0-STABLE

[Marcelo Gondim]

Hi all,

I have noticed zombie processes on the system after a few lost 
connections on ssh.

# ps afx
[...]
  8045  -  Is       0:00.01 sshd: unknown [priv] (sshd)
  8046  -  Z        0:00.01 <defunct>
  8054  -  IW       0:00.00 sshd: unknown [pam] (sshd)
28146  -  Is       0:00.01 sshd: unknown [priv] (sshd)
28147  -  Z        0:00.01 <defunct>
28155  -  IW       0:00.00 sshd: unknown [pam] (sshd)
43320  -  Is       0:00.01 sshd: unknown [priv] (sshd)
43321  -  Z        0:00.01 <defunct>
43322  -  IW       0:00.00 sshd: unknown [pam] (sshd)
73413  -  Is       0:00.01 sshd: unknown [priv] (sshd)
73414  -  Z        0:00.01 <defunct>
73430  -  IW       0:00.00 sshd: unknown [pam] (sshd)
[...]

Processes do not die with kill-9.
Anyone else noticed this?

# uname -a
FreeBSD bart.xxxxx.com.br 10.0-STABLE FreeBSD 10.0-STABLE #3 r261419: 
Mon Feb 10 01:02:43 BRST 2014 
root at bart.xxxxx.com.br:/usr/obj/usr/src/sys/GONDIM10  amd64

Best regards,