socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000180)={<r0=>0xffffffffffffffff, <r1=>0xffffffffffffffff})
read(r0, &(0x7f0000000080)=""/174, 0xae)
r2 = dup3(r0, r1, 0x0)
sendmsg$unix(r2, &(0x7f0000000140)={0x0, 0x0, 0x0}, 0x0)