socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000004000)={0xffffffffffffffff, <r0=>0xffffffffffffffff})
recvmmsg(r0, &(0x7f0000002b40)=[{{&(0x7f0000000080)=@pptp={0x18, 0x2, {0x0, @multicast2}}, 0x80, &(0x7f0000000640)=[{0x0}, {0x0}], 0x2}}], 0x1, 0x2001, 0x0)