socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) sendmmsg$unix(r0, &(0x7f0000005380)=[{{0x0, 0x0, 0x0}}, {{0x0, 0x0, 0x0, 0x0, &(0x7f0000000640)=[@cred={{0x1c, 0x1, 0x2, {0x0, 0xee01}}}], 0x20}}], 0x2, 0x0)