r0 = semget$private(0x0, 0x4, 0x0) semtimedop(r0, &(0x7f0000000080)=[{0x0, 0x8001}, {}], 0x2, 0x0) semop(r0, &(0x7f0000000000)=[{0x0, 0xebb}, {}], 0x2)