Why is this crashing my sessions? It's syntatically correct and shouldn't be using too much memory or anything right?

Orc-------------------------------------------------
sr = 44100
kr = 4410
ksmps = 10
nchnls = 1


instr 1

a3 oscili 27.5, 4, 3
a2 oscili 110, 2, 3



a1 fof 10000, a3, a2, 0, 0, .002, .02, .007, 10, 1, 2, p3


out a1
endin

Score------------------------------------------------

f1 0 32768 10 1
f2 0 32768 19 .5 .5 270 .5
f3 0 32768 10 1
i1 0 3
e

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