r0 = msgget$private(0x0, 0x0)
msgsnd(r0, &(0x7f0000000100)={0x3}, 0x8, 0x0)
msgrcv(r0, &(0x7f00000001c0)={0x0, ""/84}, 0x5c, 0x3, 0x2000)
msgsnd(r0, &(0x7f0000000040)={0x1}, 0x8, 0x0)