Fix WakeSelect() (#3895)
Fix WakeSelect() (#3895)

Fixes `Syscall param write(buf) points to uninitialised byte(s)`
UdjinM6/dash,UdjinM6/dash,thelazier/dash,dashpay/dash,dashpay/dash,thelazier/dash,thelazier/dash,dashpay/dash,thelazier/dash,dashpay/dash,UdjinM6/dash,thelazier/dash,UdjinM6/dash,UdjinM6/dash,dashpay/dash