r0 = socket$packet(0x11, 0x2, 0x300) r1 = socket$inet6_udp(0xa, 0x2, 0x0) connect$inet6(r1, &(0x7f0000000100)={0xa, 0x0, 0x0, @remote, 0x2}, 0x1c) r2 = fcntl$dupfd(r1, 0x0, r1) ioctl$SIOCGSTAMPNS(r0, 0x8907, 0x0) sendmsg$inet6(r2, &(0x7f00000002c0)={0x0, 0x0, 0x0}, 0x0) recvmmsg(r0, &(0x7f0000004240)=[{{0x0, 0x0, 0x0}}], 0x1, 0x0, 0x0)