qmail-remote crashes with signal 11

[Benny Chee]

hi,

	any idea why this happens? i m unable to send any mails due to this. I understand that signall 11 could be a hardware fault. But anyone on the list got similar issues?

at /var/log/messages:
Jun  26 17:35:52 /kernel: pid 24666 (qmail-remote), uid 86: exited on signal 11
Jun  26 17:36:21 /kernel: pid 24698 (qmail-remote), uid 86: exited on signal 11
Jun  26 17:43:51 /kernel: pid 25171 (qmail-remote), uid 86: exited on signal 11
Jun  26 17:44:19 /kernel: pid 25202 (qmail-remote), uid 86: exited on signal 11

at /var/qmail/service/qmail/log/main/@400000003ee3a0fb2da4f1b4.s
@400000003ee39de134d24144 status: local 0/10 remote 2/20
@400000003ee39de134d5b02c delivery 1324: deferral: qmail-remote_crashed./
@400000003ee39de134ebef7c status: local 0/10 remote 1/20
@400000003ee39de134ee77ec delivery 1325: deferral: qmail-remote_crashed./
@400000003ee39de134ef7da4 status: local 0/10 remote 0/20

        i m running qmail on freebsd4.8 with vpopmail(mysql) and courier-imap.

Benny