New info:
Problem is when trying to set hostname. After reboot i enter the container and i tired to change hostname. Effect here:
arch:/etc/vz/conf# vzctl enter 102
entered into CT 102
arch:/# ls
bin boot dev etc home initrd lib media mnt opt proc root sbin srv sys tmp usr var
arch:/# hostname
arch
arch:/# hostname d
Segmentation fault
Message from syslogd@arch at Tue Mar 3 11:56:42 2009 ...
arch kernel: invalid opcode: 0000 [#1]
arch:/#
Message from syslogd@arch at Tue Mar 3 11:56:42 2009 ...
arch kernel: SMP
Message from syslogd@arch at Tue Mar 3 11:56:42 2009 ...
arch kernel: CPU: 5, VCPU: 102.1
Message from syslogd@arch at Tue Mar 3 11:56:42 2009 ...
arch kernel: EIP is at sys_sethostname+0x5d/0x91
Message from syslogd@arch at Tue Mar 3 11:56:42 2009 ...
arch kernel: eax: f55f2c40 ebx: 00000001 ecx: 00000000 edx: f63a4000
Message from syslogd@arch at Tue Mar 3 11:56:42 2009 ...
arch kernel: esi: f63a5f6c edi: 00000000 ebp: f63a4001 esp: f63a5f6c
Message from syslogd@arch at Tue Mar 3 11:56:42 2009 ...
arch kernel: ds: 007b es: 007b ss: 0068
Message from syslogd@arch at Tue Mar 3 11:56:42 2009 ...
arch kernel: Process hostname (pid: 8520, veid: 102, ti=f63a4000 task=dfbf2cb0 task.ti=f63a4000)
Message from syslogd@arch at Tue Mar 3 11:56:42 2009 ...
arch kernel: Stack: dfa33764 b7f92808 c0110cac c0110d24 0000804b 00021000 00000004 f63a5fbc
Message from syslogd@arch at Tue Mar 3 11:56:42 2009 ...
arch kernel: dfbf2cb0 0804b000 00021000 dfa337c0 0806c000 c01550d0 dfa337f4 0804b008
Message from syslogd@arch at Tue Mar 3 11:56:42 2009 ...
arch kernel: 0804b008 0804b008 00000002 c0102963 0804b008 00000001 0804b008 0804b008
Message from syslogd@arch at Tue Mar 3 11:56:42 2009 ...
arch kernel: Call Trace:
Message from syslogd@arch at Tue Mar 3 11:56:42 2009 ...
arch kernel: Code: d9 8b 54 24 50 89 e0 89 e6 e8 0d a6 08 00 85 c0 75 38 89 e2 89 d9 81 e2 00 e0 ff ff 8b 02 c1 e9 02 8b 80 58 04 00 00 8b 78 8b 45 <f0> 3b 45 f4 7c e1 8b 45 ec 89 45 dc 8b 45 dc c9 c3 8b 80 58 04
Message from syslogd@arch at Tue Mar 3 11:56:42 2009 ...
arch kernel: EIP: [<c01296f5>] sys_sethostname+0x5d/0x91 SS:ESP 0068:f63a5f6c