Transact sql error need help

I'm running below script but i always get the error kill state. Please I need help.

dbcc checkdb('818') with all_errormsgs, no_infomsgs

and the result always like this,

Msg 596, Level 21, State 1, Line 0
Cannot continue the execution because the session is in the kill state.
Msg 0, Level 20, State 0, Line 0
A severe error occurred on the current command. The results, if any should be discarded.