whats this mean?

[g00g]

Apr 11 13:09:07 host kernel: grsec: Segmentation fault occurred at (null) in /usr/local/lsws/bin/lshttpd.4.0.13[lshttpd:15076] uid/euid:0/0 gid/egid:99/99, parent /usr/local/lsws/bin/lshttpd.4.0.13[lshttpd:15076] uid/euid:0/0 gid/egid:99/99

Apr 11 13:09:07 host kernel: grsec: Segmentation fault occurred at (null) in /usr/local/lsws/bin/lshttpd.4.0.13[lshttpd:16478] uid/euid:0/0 gid/egid:99/99, parent /usr/local/lsws/bin/lshttpd.4.0.13[lshttpd:16474] uid/euid:0/0 gid/egid:99/99

anything serious?

[mistwang]

If it does not happen frequently, you can ignore it. LiteSpeed will immediately recover from crash.