r0 = socket$inet6_udp(0xa, 0x2, 0x0) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x0, 0x0, @loopback}, 0x1c) r1 = syz_open_procfs(0x0, &(0x7f0000000000)='net/udp6\x00') read$usbmon(r1, &(0x7f0000000100)=""/164, 0xa4)