socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000440)={0xffffffffffffffff, <r0=>0xffffffffffffffff})
sendmmsg$unix(r0, &(0x7f0000004100)=[{{0x0, 0x0, 0x0}}, {{0x0, 0x0, 0x0, 0x0, &(0x7f0000001100)=[@cred={{0x1c, 0x1, 0x2, {0xffffffffffffffff, 0x0, 0xffffffffffffffff}}}], 0x20}}], 0x2, 0x0)