INSIST(zp->z_time == 0 || zp->z_time > tt.tv_sec) failed.

[Randy Bush]

8.2.4-REL on freebsd 4.4-stable

named[83933]: /usr/src/usr.sbin/named/../../contrib/bind/bin/named/ns_maint.c:274: INSIST(zp->z_time == 0 || zp->z_time > tt.tv_sec) failed.
named[83933]: /usr/src/usr.sbin/named/../../contrib/bind/bin/named/ns_maint.c:274: INSIST(zp->z_time == 0 || zp->z_time > tt.tv_sec) failed.

and then bind quietly died

list archive gives no hits for "INSIST(zp->z_time"

clues?

randy