Squid Parent: child process exited due to signal 6 with status 0 エラーが発生する

Issue

• Squid Parent: child process exited due to signal 6 with status 0 エラーが発生します。

Aug 12 14:12:21 hostname1 abrt[4650]: saved core dump of pid 26012 (/usr/sbin/squid) to /var/spool/abrt/ccpp-2013-08-12-14:12:14-26012.new/coredump (758124544 bytes)
Aug 12 14:12:21 hostname1 abrtd:Directory 'ccpp-2013-08-12-14:12:14-26012' creation detected
Aug 12 14:12:21 hostname1 abrtd:Size of '/var/spool/abrt' >= 1000 MB, deleting 'ccpp-2013-08-01-16:04:55-14096'
Aug 12 14:12:21 hostname1 abrt[4650]:/var/spool/abrt is 1623238398 bytes (more than 1279 MB), deleting 'ccpp-2013-08-01-16:04:55-14096'
Aug 12 14:12:21 hostname1 abrtd:Lock file '/var/spool/abrt/ccpp-2013-08-01-16:04:55-14096/.lock' is locked by process 4650
Aug 12 14:12:22 hostname1 abrtd:Lock file '/var/spool/abrt/ccpp-2013-08-01-16:04:55-14096/.lock' is locked by process 4650
Aug 12 14:12:22 hostname1 squid[5853]:Squid Parent: child process 26012 exited due to signal 6 with status 0
Aug 12 14:12:22 hostname1 abrtd:'/var/spool/abrt/ccpp-2013-08-01-16:04:55-14096' does not exist
Aug 12 14:12:25 hostname1 squid[5853]:Squid Parent: child process 4662 started