socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000480)={<r0=>0xffffffffffffffff, <r1=>0xffffffffffffffff})
r2 = getpgrp(0x0)
sendmsg$unix(r0, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, &(0x7f0000000040)=[@cred={{0x1c, 0x1, 0x2, {r2}}}], 0x20}, 0x0)
recvmmsg$unix(r1, &(0x7f0000007f80)=[{{0x0, 0x0, 0x0, 0x0, &(0x7f0000002d40)}}], 0x1, 0x0, 0x0)