socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000001000)={0xffffffffffffffff, 0xffffffffffffffff}) sendmsg(r0, &(0x7f0000000400)={0x0, 0x0, &(0x7f0000000000)=[{&(0x7f0000001040)="ff", 0x1}], 0x1}, 0x0) connect$inet6(0xffffffffffffffff, &(0x7f0000000000)={0xa, 0x0, 0x0, @rand_addr=' \x01\x00'}, 0x1c) recvmmsg(r1, &(0x7f00000003c0), 0x2, 0x0, 0x0) write$nbd(r1, &(0x7f0000000080), 0x10)