[求助] 未知错误，不知道怎么解决了～

hobo

Aug 27 10:35:37 localhost kernel: nginx[14619]: segfault at 0 ip 000000357ff3357f sp 00007fff6b041508 error 4 in libc-2.12.so[357fe00000+18a000]
Aug 27 10:35:37 localhost abrt[14791]: saved core dump of pid 14619 (/www/wdlinux/nginx-1.0.15/sbin/nginx) to /var/spool/abrt/ccpp-2015-08-27-10:35:37-14619.new/coredump (17219584 bytes)
Aug 27 10:35:37 localhost abrtd: Directory 'ccpp-2015-08-27-10:35:37-14619' creation detected
Aug 27 10:35:37 localhost abrtd: Package 'lanmp_wdcp' isn't signed with proper key
Aug 27 10:35:37 localhost abrtd: Corrupted or bad dump /var/spool/abrt/ccpp-2015-08-27-10:35:37-14619 (res:2), deleting


一直这个错误，又看不到崩溃日志。。。
有人碰到过吗，正在考虑要不要重新编译nginx～
现在很迷茫，最近服务器经常卡死～