r0 = socket$nl_generic(0x10, 0x3, 0x10)
getpeername(r0, &(0x7f0000000300)=@pppol2tp={0x18, 0x1, {0x0, 0xffffffffffffffff, {0x2, 0x0, @dev}}}, &(0x7f0000000040)=0xfffffffffffffdef)