socketpair$unix(0x1, 0x1, 0x0, &(0x7f00000000c0)={0xffffffffffffffff, <r0=>0xffffffffffffffff})
recvmmsg(0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0)
socketpair$unix(0x1, 0x1, 0x0, &(0x7f00000000c0)={<r1=>0xffffffffffffffff})
dup3(r0, r1, 0x0)