User signals are not blocked before 'fork' in runInteractiveProcess
|Reported by:||dsh||Owned by:||igoo|
|Operating System:||Unknown/Multiple||Architecture:||x86_64 (amd64)|
|Type of failure:||None/Unknown||Test Case:|
|Related Tickets:||Differential Rev(s):|
It is possible that the parent process handles user-defined interrupts for the child process. IOManager pipe and generic_handler is inherited in the child process. Pipe and generic_handler are used in threaded RTS.
Although the race window before 'exec' is small.