r0 = socket$nl_generic(0x10, 0x3, 0x10) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r1, &(0x7f0000000200)={0xa, 0x4e20, 0x0, @loopback}, 0x1c) fcntl$setstatus(r1, 0x4, 0xc00) connect$inet6(r1, &(0x7f0000000000)={0xa, 0x4e20, 0x0, @loopback}, 0x1c) fcntl$dupfd(0xffffffffffffffff, 0x0, 0xffffffffffffffff) sendmsg$inet6(r1, &(0x7f00000006c0)={0x0, 0x0, &(0x7f0000000540)=[{&(0x7f00000001c0)="cf", 0xfffffdef}], 0x1}, 0x10044001) syz_open_dev$sg(&(0x7f0000000400), 0x0, 0x2001) ioctl$SG_IO(0xffffffffffffffff, 0x2285, 0x0) socket$inet6_udplite(0xa, 0x2, 0x88) ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, &(0x7f0000000140)={'syz_tun\x00'}) dup2(r0, r1)