r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000140)={0x40, r2, 0x632c9d0e89ca4693, 0x0, 0x0, {}, [@NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV6MASK={0x14, 0x6, @initdev={0xfe, 0x88, '\x00', 0x0, 0x0}}, @NLBL_MGMT_A_PROTOCOL={0x8}]}, 0x40}}, 0x0)