socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) sendmsg$unix(r1, &(0x7f0000000080)={0x0, 0x0, 0x0, 0x0, &(0x7f0000000200)=ANY=[@ANYBLOB="14000000000000000100000001"], 0x18}, 0x0) recvmsg$unix(r0, &(0x7f0000002040)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001f40)=[@cred={{0x1c, 0x1, 0x2, {0x0}}}], 0x20}, 0x0) pidfd_open(r2, 0x0)