Aterisk stops working suddenly

During the execution of the dialplan, the arterisk for work giving error in the kernel
It does not happen all the time. It is a while and suddenly it stops working.
Use the asterisk 11:19, 64 bits. Machine due core 64-bit, mpg123 and confbridge (various)
It was built with 64-bit and depend on the number of links. … +Backtrace