tcp segmentation fault

[Roger]

I am getting the following in my logfile and my server just hangs after
a couple of days.

I am using in Intel 64 Bit Server with Fedora Core 5.And i recently
installed Qmail on it and am using it as my mail server. Can someone
please help me out.

Jul 17 04:46:21 asterix kernel: dm-0: rw=0, want=27859374672,
limit=157220864
Jul 17 04:46:21 asterix kernel: attempt to access beyond end of device
Jul 17 04:46:21 asterix kernel: dm-0: rw=0, want=9061103424,
limit=157220864
Jul 17 04:46:21 asterix kernel: attempt to access beyond end of device
Jul 17 04:46:21 asterix kernel: dm-0: rw=0, want=9061103424,
limit=157220864
Jul 17 04:46:21 asterix kernel: tcpserver[15765]: segfault at
0000000000000064 rip 00000000004049a0 rsp 00007fffffdf8a98 error 6
Jul 17 04:46:21 asterix kernel: tcpserver[15766]: segfault at
0000000000000064 rip 00000000004049a0 rsp 00007fffffdf8a98 error 6
Jul 17 04:46:21 asterix kernel: tcpserver[15767]: segfault at
0000000000000064 rip 00000000004049a0 rsp 00007fffffdf8a98 error 6
Jul 17 04:46:21 asterix kernel: tcpserver[15769]: segfault at
0000000000000064 rip 00000000004049a0 rsp 00007fffffdf8a98 error 6
Jul 17 04:46:21 asterix kernel: tcpserver[15770]: segfault at
0000000000000064 rip 00000000004049a0 rsp 00007fffffdf8a98 error 6
Jul 17 04:46:21 asterix kernel: tcpserver[15772]: segfault at
0000000000000064 rip 00000000004049a0 rsp 00007fffffdf8a98 error 6
Jul 17 04:46:21 asterix kernel: tcpserver[15773]: segfault at
0000000000000064 rip 00000000004049a0 rsp 00007fffffdf8a98 error 6
Jul 17 04:46:21 asterix kernel: tcpserver[15774]: segfault at
0000000000000064 rip 00000000004049a0 rsp 00007fffffdf8a98 error 6
Jul 17 04:46:21 asterix kernel: tcpserver[15776]: segfault at
0000000000000064 rip 00000000004049a0 rsp 00007fffffdf8a98 error 6
Jul 17 04:46:21 asterix kernel: tcpserver[15777]: segfault at
0000000000000064 rip 00000000004049a0 rsp 00007fffffdf8a98 error 6
Jul 17 04:46:21 asterix kernel: tcpserver[15778]: segfault at
0000000000000064 rip 00000000004049a0 rsp 00007fffffdf8a98 error 6
Jul 17 04:46:21 asterix kernel: tcpserver[15779]: segfault at
0000000000000064 rip 00000000004049a0 rsp 00007fffffdf8a98 error 6
Jul 17 04:46:21 asterix kernel: tcpserver[15780]: segfault at
0000000000000064 rip 00000000004049a0 rsp 00007fffffdf8a98 error 6
Jul 17 04:46:21 asterix kernel: tcpserver[15781]: segfault at
0000000000000064 rip 00000000004049a0 rsp 00007fffffdf8a98 error 6
Jul 17 04:46:21 asterix kernel: tcpserver[15782]: segfault at
0000000000000064 rip 00000000004049a0 rsp 00007fffffdf8a98 error 6
Jul 17 04:46:21 asterix kernel: tcpserver[15783]: segfault at
0000000000000064 rip 00000000004049a0 rsp 00007fffffdf8a98 error 6
Jul 17 04:46:21 asterix kernel: ata1: handling error/timeout
Jul 17 04:46:21 asterix kernel: ata1: port reset, p_is 0 is 0 pis 0 cmd
4c017 tf 7f ss 0 se 0
Jul 17 04:46:21 asterix kernel: ata1: status=0x50 { DriveReady
SeekComplete }
Jul 17 04:46:21 asterix kernel: sda: Current: sense key: No Sense
Jul 17 04:46:21 asterix kernel:     Additional sense: No additional
sense information
Jul 17 04:46:21 asterix kernel: tcpserver[15785]: segfault at
0000000000000064 rip 00000000004049a0 rsp 00007fffffdf8a98 error 6
Jul 17 04:46:21 asterix kernel: tcpserver[15786]: segfault at
0000000000000064 rip 00000000004049a0 rsp 00007fffffdf8a98 error 6
Jul 17 04:46:21 asterix kernel: tcpserver[15788]: segfault at
0000000000000064 rip 00000000004049a0 rsp 00007fffffdf8a98 error 6

Can someone please help.