socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000080)={<r0=>0xffffffffffffffff, <r1=>0xffffffffffffffff})
sendto$unix(r0, &(0x7f0000000000)="d8", 0x1, 0x0, 0x0, 0x0)
setsockopt$sock_int(r1, 0x1, 0x2a, &(0x7f0000000280), 0x4)
recvmmsg(r1, &(0x7f0000003480)=[{{0x0, 0x0, &(0x7f0000000200)=[{&(0x7f0000000040)=""/2, 0x2}], 0x1}}, {{0x0, 0x0, 0x0}}], 0x2, 0x42, 0x0)